diff options
| author | Tom Lane | 2004-08-15 01:27:47 +0000 |
|---|---|---|
| committer | Tom Lane | 2004-08-15 01:27:47 +0000 |
| commit | 1cfe0a407da52a2669a236a17e44a4823b3fa51d (patch) | |
| tree | 1e2814397305597ea82176a15c4b32a34eb04772 | |
| parent | 1bc489bc9cbec78b848412f450637f13ca8f2455 (diff) | |
Wups, seem to have used an ungood version of lynx to generate this.REL7_3_7
| -rw-r--r-- | HISTORY | 930 |
1 files changed, 439 insertions, 491 deletions
@@ -1,4 +1,4 @@ - + Release Notes Release 7.3.7 @@ -46,7 +46,7 @@ in many not-so-corner cases. This would for example allow users to insert into views they weren't supposed to have permission to insert into. We have therefore reverted the 7.3.3 patch. The - original bug will be fixed in 8.0. + original bug will be fixed in 7.5. * Repair incorrect order of operations in GetNewTransactionId() This bug could result in failure under out-of-disk-space conditions, including inability to restart even after disk space @@ -76,42 +76,42 @@ This has a variety of fixes from 7.3.4. _________________________________________________________________ - Migration to version 7.3.5 +Migration to version 7.3.5 A dump/restore is *not* required for those running 7.3.*. _________________________________________________________________ - Changes +Changes * Force zero_damaged_pages to be on during recovery from WAL - * Prevent some obscure cases of "variable not in subplan target + * Prevent some obscure cases of "variable not in subplan target lists" - * Force stats processes to detach from shared memory, ensuring + * Force stats processes to detach from shared memory, ensuring cleaner shutdown * Make PQescapeBytea and byteaout consistent with each other (Joe) * Added missing SPI_finish() calls to get_tuple_of_interest() (Joe) - * Fix for possible foreign key violation when rule rewrites INSERT + * Fix for possible foreign key violation when rule rewrites INSERT (Jan) * Support qualified type names in PL/Tcl's spi_prepare command (Jan) - * Make pg_dump handle a procedural language handler located in + * Make pg_dump handle a procedural language handler located in pg_catalog - * Make pg_dump handle cases where a custom opclass is in another + * Make pg_dump handle cases where a custom opclass is in another schema * Make pg_dump dump binary-compatible casts correctly (Jan) - * Fix insertion of expressions containing subqueries into rule + * Fix insertion of expressions containing subqueries into rule bodies - * Fix incorrect argument processing in clusterdb script (Anand + * Fix incorrect argument processing in clusterdb script (Anand Ranganathan) * Fix problems with dropped columns in plpython triggers - * Repair problems with to_char() reading past end of its input + * Repair problems with to_char() reading past end of its input string (Karel) * Fix GB18030 mapping errors (Tatsuo) - * Fix several problems with SSL error handling and asynchronous SSL + * Fix several problems with SSL error handling and asynchronous SSL I/O - * Remove ability to bind a list of values to a single parameter in + * Remove ability to bind a list of values to a single parameter in JDBC (prevents possible SQL-injection attacks) * Fix some errors in HAVE_INT64_TIMESTAMP code paths - * Fix corner case for btree search in parallel with first root page + * Fix corner case for btree search in parallel with first root page split _________________________________________________________________ @@ -155,48 +155,42 @@ Changes Repair sometimes-incorrect computation of StartUpID after a crash - Avoid slowness with lots of deferred triggers in one transaction (Step - han) - Don't lock referenced row when UPDATE doesn't change foreign key's val - ue (Jan) + Avoid slowness with lots of deferred triggers in one transaction (Stephan) + Don't lock referenced row when UPDATE doesn't change foreign key's value + (Jan) Use -fPIC not -fpic on Sparc (Tom Callaway) Repair lack of schema-awareness in contrib/reindexdb Fix contrib/intarray error for zero-element result array (Teodor) Ensure createuser script will exit on control-C (Oliver) Fix errors when the type of a dropped column has itself been dropped - CHECKPOINT does not cause database panic on failure in noncritical ste - ps + CHECKPOINT does not cause database panic on failure in noncritical steps Accept 60 in seconds fields of timestamp, time, interval input values Issue notice, not error, if TIMESTAMP, TIME, or INTERVAL precision too - large - Fix abstime-to-time cast function (fix is not applied unless you initd - b) + large + Fix abstime-to-time cast function (fix is not applied unless you initdb) Fix pg_proc entry for timestamptz_izone (fix is not applied unless you - initdb) - Make EXTRACT(EPOCH FROM timestamp without time zone) treat input as lo - cal time - 'now'::timestamptz gave wrong answer if timezone changed earlier in tr - ansaction + initdb) + Make EXTRACT(EPOCH FROM timestamp without time zone) treat input as + local time + 'now'::timestamptz gave wrong answer if timezone changed earlier in + transaction HAVE_INT64_TIMESTAMP code for time with timezone overwrote its input Accept GLOBAL TEMP/TEMPORARY as a synonym for TEMPORARY - Avoid improper schema-permissions-check failure in foreign-key trigger - s + Avoid improper schema-permissions-check failure in foreign-key triggers Fix bugs in foreign-key triggers for SET DEFAULT action - Fix incorrect time-qual check in row fetch for UPDATE and DELETE trigg - ers + Fix incorrect time-qual check in row fetch for UPDATE and DELETE triggers Foreign-key clauses were parsed but ignored in ALTER TABLE ADD COLUMN Fix createlang script breakage for case where handler function already - exists + exists Fix misbehavior on zero-column tables in pg_dump, COPY, ANALYZE, other - places + places Fix misbehavior of func_error() on type names containing '%' Fix misbehavior of replace() on strings containing '%' - Regular-expression patterns containing certain multibyte characters fa - iled + Regular-expression patterns containing certain multibyte characters failed Account correctly for NULLs in more cases in join size estimation Avoid conflict with system definition of isblank() function or macro - Fix failure to convert large code point values in EUC_TW conversions ( - Tatsuo) + Fix failure to convert large code point values in EUC_TW conversions + (Tatsuo) Fix error recovery for SSL_read/SSL_write calls Don't do early constant-folding of type coercion expressions Validate page header fields immediately after reading in any page @@ -204,28 +198,24 @@ Fix buffer overrun in to_ascii (Guido Notari) contrib/ltree fixes (Teodor) Fix core dump in deadlock detection on machines where char is unsigned - Avoid running out of buffers in many-way indexscan (bug introduced in - 7.3) - Fix planner's selectivity estimation functions to handle domains prope - rly + Avoid running out of buffers in many-way indexscan (bug introduced in 7.3) + Fix planner's selectivity estimation functions to handle domains properly Fix dbmirror memory-allocation bug (Steven Singer) Prevent infinite loop in ln(numeric) due to roundoff error. GROUP BY got confused if there were multiple equal GROUP BY items Fix bad plan when inherited UPDATE/DELETE references another inherited - table + table Prevent clustering on incomplete (partial or non-NULL-storing) indexes - Service shutdown request at proper time if it arrives while still star - ting up - Fix left-links in temporary indexes (could make backwards scans miss e - ntries) - Fix incorrect handling of client_encoding setting in postgresql.conf ( - Tatsuo) - Fix failure to respond to 'pg_ctl stop -m fast' after Async_NotifyHand - ler runs - Fix SPI for case where rule contains multiple statements of the same t - ype - Fix problem with checking for wrong type of access permission in rule - query + Service shutdown request at proper time if it arrives while still + starting up + Fix left-links in temporary indexes (could make backwards scans miss + entries) + Fix incorrect handling of client_encoding setting in postgresql.conf + (Tatsuo) + Fix failure to respond to 'pg_ctl stop -m fast' after Async_NotifyHandler + runs + Fix SPI for case where rule contains multiple statements of the same type + Fix problem with checking for wrong type of access permission in rule query Fix problem with EXCEPT in CREATE RULE Prevent problem with dropping temp tables having serial columns Fix replace_vars_with_subplan_refs failure in complex views @@ -239,15 +229,13 @@ pg_dumpall failed to recognize --globals-only switch pg_restore failed to restore blobs if -X disable-triggers is specified Repair intrafunction memory leak in plpgsql - pltcl's elog command dumped core if given wrong parameters (Ian Hardin - g) + pltcl's elog command dumped core if given wrong parameters (Ian Harding) plpython used wrong value of atttypmod (Brad McLean) Fix improper quoting of boolean values in Python interface (D'Arcy) Added addDataType() method to PGConnection interface for JDBC - Fixed various problems with updateable ResultSets for JDBC (Shawn Gree - n) - Fixed various problems with DatabaseMetaData for JDBC (Kris Jurka, Pet - er Royal) + Fixed various problems with updateable ResultSets for JDBC (Shawn Green) + Fixed various problems with DatabaseMetaData for JDBC (Kris Jurka, + Peter Royal) Fixed problem with parsing table ACLs in JDBC Better error message for character set conversion problems in JDBC _________________________________________________________________ @@ -276,19 +264,16 @@ Fix problems with loading pg_dump files containing contrib/lo usage Fix problem with all-numeric user names Fix possible memory leak and core dump during disconnect in libpgtcl - Make plpython's spi_execute command handle nulls properly (Andrew Bosm - a) - Adjust plpython error reporting so that its regression test passes aga - in + Make plpython's spi_execute command handle nulls properly (Andrew Bosma) + Adjust plpython error reporting so that its regression test passes again Work with bison 1.875 Handle mixed-case names properly in plpgsql's %type (Neil) Fix core dump in pltcl when executing a query rewritten by a rule Repair array subscript overruns (per report from Yichen Xie) Reduce MAX_TIME_PRECISION from 13 to 10 in floating-point case - Correctly case-fold variable names in per-database and per-user settin - gs + Correctly case-fold variable names in per-database and per-user settings Fix coredump in plpgsql's RETURN NEXT when SELECT into record returns - no rows + no rows Fix outdated use of pg_type.typprtlen in python client interface Correctly handle fractional seconds in timestamps in JDBC driver Improve performance of getImportedKeys() in JDBC @@ -301,99 +286,95 @@ Add casts between types lo and oid in contrib/lo fastpath code now checks for privilege to call function _________________________________________________________________ - + Release 7.3.1 - + Release date: 2002-12-18 - + This has a variety of fixes from 7.3. _________________________________________________________________ - + Migration to version 7.3.1 - + A dump/restore is *not* required for those running 7.3. However, it should be noted that the main PostgreSQL interface library, libpq, has - a new major version number for this release, which will require that - client code using libpq be relinked. + a new major version number for this release, which may require + recompilation of client code in certain cases. _________________________________________________________________ - + Changes - - Fix a core dump of COPY TO when client/server encodings don't match - (Tom) + + Fix a core dump of COPY TO when client/server encodings don't match (Tom) Allow pg_dump to work with pre-7.2 servers (Philip) - contrib/adddepend fixes (Tom) - Fix problem with deletion of per-user/per-database config settings - (Tom) - contrib/vacuumlo fix (Tom) + /contrib/adddepend fixes (Tom) + Fix problem with deletion of per-user/per-database config settings (Tom) + /contrib/vacuumlo fix (Tom) Allow 'password' encryption even when pg_shadow contains MD5 passwords - (Bruce) - contrib/dbmirror fix (Steven Singer) + (Bruce) + /contrib/dbmirror fix (Steven Singer) Optimizer fixes (Tom) - contrib/tsearch fixes (Teodor Sigaev, Magnus) - Fix encoding name resolution to work in Turkish locale (Nicolai Tufar) + /contrib/tsearch fixes (Teodor Sigaev, Magnus) + Allow locale names to be mixed case (Nicolai Tufar) Increment libpq library's major version number (Bruce) pg_hba.conf error reporting fixes (Bruce, Neil) - Add SCO OpenServer 5.0.4 as a supported platform (Bruce) + Add SCO Openserver 5.0.4 as a supported platform (Bruce) Prevent EXPLAIN from crashing server (Tom) SSL fixes (Nathan Mueller) Prevent composite column creation via ALTER TABLE (Tom) - Fix conversion between LATIN9 and UNICODE (Peter) - Translation updates _________________________________________________________________ - + Release 7.3 - + Release date: 2002-11-27 _________________________________________________________________ - + Overview - + Major changes in this release: - + Schemas Schemas allow users to create objects in separate namespaces, so two people or applications can have tables with the same name. There is also a public schema for shared tables. Table/index creation can be restricted by removing permissions on the public schema. - + Drop Column PostgreSQL now supports the ALTER TABLE ... DROP COLUMN functionality. - + Table Functions Functions returning multiple rows and/or multiple columns are now much easier to use than before. You can call such a "table function" in the SELECT FROM clause, treating its output like a table. Also, PL/pgSQL functions can now return sets. - + Prepared Queries PostgreSQL now supports prepared queries, for improved performance. - + Dependency Tracking PostgreSQL now records object dependencies, which allows improvements in many areas. "DROP" statements now take either CASCADE or RESTRICT to control whether dependent objects are also dropped. - + Privileges Functions and procedural languages now have privileges, and functions can be defined to run with the privileges of their creator. - + Internationalization Both multibyte and locale support are now always enabled. - + Logging A variety of logging options have been enhanced. - + Interfaces A large number of interfaces have been moved to http://gborg.postgresql.org where they can be developed and released independently. - + Functions/Identifiers By default, functions can now take up to 32 parameters, and identifiers can be up to 63 bytes long. Also, OPAQUE is now @@ -401,17 +382,17 @@ each of the former meanings of OPAQUE in function argument and result types. _________________________________________________________________ - + Migration to version 7.3 - + A dump/restore using pg_dump is required for those wishing to migrate data from any previous release. If your application examines the system catalogs, additional changes will be required due to the introduction of schemas in 7.3; for more information, see: http://www.ca.postgresql.org/docs/momjian/upgrade_tips_7.3. - + Observe the following incompatibilities: - + * Pre-6.3 clients are no longer supported. * "pg_hba.conf" now has a column for the user name and additional features. Existing files need to be adjusted. @@ -436,9 +417,9 @@ * An empty string ('') is no longer allowed as the input into an integer field. Formerly, it was silently interpreted as 0. _________________________________________________________________ - + Changes - + Server Operation Add pg_locks view to show locks (Neil) @@ -448,7 +429,7 @@ Server Operation Reserve the last few backend slots for superusers, add parameter superuser_reserved_connections to control this (Nigel J. Andrews) _________________________________________________________________ - + Performance Improve startup by calling localtime() only once (Tom) @@ -474,7 +455,7 @@ Performance Tom) Improved WAL write concurrency (Tom) _________________________________________________________________ - + Privileges Add privileges on functions and procedural languages (Peter) @@ -486,7 +467,7 @@ Privileges Allow functions to be executed with the privilege of the function owner (Peter) _________________________________________________________________ - + Server Configuration Server log messages now tagged with LOG, not DEBUG (Bruce) @@ -515,7 +496,7 @@ Server Configuration Add param log_min_error_statement to print commands to logs on error (Gavin) _________________________________________________________________ - + Queries Make cursors insensitive, meaning their contents do not change (Tom) @@ -540,7 +521,7 @@ Queries Allow FOR UPDATE to appear after LIMIT/OFFSET (Bruce) Add variable autocommit (Tom, David Van Wie) _________________________________________________________________ - + Object Manipulation Make equals signs optional in CREATE DATABASE (Gavin Sherry) @@ -579,7 +560,7 @@ Object Manipulation Add /contrib/adddepend to handle pre-7.3 object dependencies (Rod) Allow better casting when inserting/updating values (Tom) _________________________________________________________________ - + Utility Commands Have COPY TO output embedded carriage returns and newlines as \r and @@ -624,7 +605,7 @@ Utility Commands Fix rare index corruption when a page split affects bulk delete (Tom) Fix ALTER TABLE ... ADD COLUMN for inheritance (Alvaro Herrera) _________________________________________________________________ - + Data Types and Functions Fix factorial(0) to return 1 (Bruce) @@ -681,7 +662,7 @@ Data Types and Functions Fix trigger/type/language functions returning OPAQUE to return proper type (Tom) _________________________________________________________________ - + Internationalization Add additional encodings: Korean (JOHAB), Thai (WIN874), Vietnamese @@ -702,7 +683,7 @@ Internationalization aware (Peter) New and updated translations _________________________________________________________________ - + Server-side Languages Allow recursive SQL function (Peter) @@ -715,7 +696,7 @@ Server-side Languages Make PL/pgSQL schema-aware (Joe) Remove some memory leaks (Nigel J. Andrews, Tom) _________________________________________________________________ - + Psql Don't lowercase psql \connect database name for 7.2.0 compatibility @@ -731,7 +712,7 @@ Psql Have psql reports its version number on startup (Tom) Allow \copy to specify column names (Tom) _________________________________________________________________ - + Libpq Add $HOME/.pgpass to store host/user password combinations (Alvaro @@ -746,7 +727,7 @@ Libpq Fix for SSL with non-blocking connections (Jack Bates) Add libpq connection timeout parameter (Denis A Ustimenko) _________________________________________________________________ - + JDBC Allow JDBC to compile with JDK 1.4 (Dave) @@ -761,7 +742,7 @@ JDBC Fix MD5 encryption handling for multibyte servers (Jun Kawai) Add support for prepared statements (Barry) _________________________________________________________________ - + Miscellaneous Interfaces Fixed ECPG bug concerning octal numbers in single quotes (Michael) @@ -781,7 +762,7 @@ Miscellaneous Interfaces Add pg_on_connection_loss command to libpgtcl (Gerhard Hintermayer, Tom) _________________________________________________________________ - + Source Code Fix for parallel make (Peter) @@ -840,7 +821,7 @@ Source Code Remove parameter wal_files because WAL files are now recycled (Bruce) Add version numbers to heap pages (Tom) _________________________________________________________________ - + Contrib Allow inet arrays in /contrib/array (Neil) @@ -868,43 +849,11 @@ Contrib Improve /contrib/fulltextindex (Christopher) _________________________________________________________________ - Release 7.2.5 - - Release date: 2004-08-16 - - This release contains a variety of fixes from 7.2.4. - _________________________________________________________________ - - Migration to version 7.2.5 - - A dump/restore is not required for those running 7.2.X. - _________________________________________________________________ - - Changes - - * Prevent possible loss of committed transactions during crash - Due to insufficient interlocking between transaction commit and - checkpointing, it was possible for transactions committed just - before the most recent checkpoint to be lost, in whole or in part, - following a database crash and restart. This is a serious bug that - has existed since PostgreSQL 7.1. - * Fix corner case for btree search in parallel with first root page - split - * Fix buffer overrun in to_ascii (Guido Notari) - * Fix core dump in deadlock detection on machines where char is - unsigned - * Fix failure to respond to "pg_ctl stop -m fast" after - Async_NotifyHandler runs - * Repair memory leaks in pg_dump - * Avoid conflict with system definition of isblank() function or - macro - _________________________________________________________________ - Release 7.2.4 Release date: 2003-01-30 - This has a variety of fixes from 7.2.3, including fixes to prevent + This has a variety of fixes from 7.2.3, including fixes to prevent possible data loss. _________________________________________________________________ @@ -915,37 +864,36 @@ Contrib Changes - Fix some additional cases of VACUUM "No one parent tuple was found" er - ror + Fix some additional cases of VACUUM "No one parent tuple was found" + error Prevent VACUUM from being called inside a function (Bruce) - Ensure pg_clog updates are sync'd to disk before marking checkpoint co - mplete + Ensure pg_clog updates are sync'd to disk before marking checkpoint + complete Avoid integer overflow during large hash joins - Make GROUP commands work when pg_group.grolist is large enough to be t - oasted - Fix errors in datetime tables; some timezone names weren't being recog - nized - Fix integer overflows in circle_poly(), path_encode(), path_add() (Ne - il) - Repair long-standing logic errors in lseg_eq(), lseg_ne(), lseg_center - () - _________________________________________________________________ - + Make GROUP commands work when pg_group.grolist is large enough + to be toasted + Fix errors in datetime tables; some timezone names weren't being + recognized + Fix integer overflows in circle_poly(), path_encode(), path_add() + (Neil) + Repair long-standing logic errors in lseg_eq(), lseg_ne(), lseg_center() + _________________________________________________________________ + Release 7.2.3 - + Release date: 2002-10-01 - + This has a variety of fixes from 7.2.2, including fixes to prevent possible data loss. _________________________________________________________________ - + Migration to version 7.2.3 - + A dump/restore is *not* required for those running 7.2.X. _________________________________________________________________ - + Changes - + Prevent possible compressed transaction log loss (Tom) Prevent non-superuser from increasing most recent vacuum info (Tom) Handle pre-1970 date values in newer versions of glibc (Tom) @@ -953,21 +901,21 @@ Contrib Prevent spinlock hangs on SMP PPC machines (Tomoyuki Niijima) Fix pg_dump to properly dump FULL JOIN USING (Tom) _________________________________________________________________ - + Release 7.2.2 - + Release date: 2002-08-23 - + This has a variety of fixes from 7.2.1. _________________________________________________________________ - + Migration to version 7.2.2 - + A dump/restore is *not* required for those running 7.2.X. _________________________________________________________________ - + Changes - + Allow EXECUTE of "CREATE TABLE AS ... SELECT" in PL/pgSQL (Tom) Fix for compressed transaction log id wraparound (Tom) Fix PQescapeBytea/PQunescapeBytea so that they handle bytes > 0x7f (Ta @@ -984,21 +932,21 @@ Contrib Fix for crash with long DATA strings (Thomes, Neil) Fix for repeat(), lpad(), rpad() and long strings (Neil) _________________________________________________________________ - + Release 7.2.1 - + Release date: 2002-03-21 - + This has a variety of fixes from 7.2. _________________________________________________________________ - + Migration to version 7.2.1 - + A dump/restore is *not* required for those running 7.2. _________________________________________________________________ - + Changes - + Ensure that sequence counters do not go backwards after a crash (Tom) Fix pgaccess kanji-coversion key binding (Tatsuo) Optimizer improvements (Tom) @@ -1018,57 +966,57 @@ Contrib Fix for array subscripts handling (Tom) Allow EXECUTE of "CREATE TABLE AS ... SELECT" in PL/pgSQL (Tom) _________________________________________________________________ - + Release 7.2 - + Release date: 2002-02-04 _________________________________________________________________ - + Overview - + This release improves PostgreSQL for use in high-volume applications. - + Major changes in this release: - + VACUUM Vacuuming no longer locks tables, thus allowing normal user access during the vacuum. A new "VACUUM FULL" command does old-style vacuum by locking the table and shrinking the on-disk copy of the table. - + Transactions There is no longer a problem with installations that exceed four billion transactions. - + OIDs OIDs are now optional. Users can now create tables without OIDs for cases where OID usage is excessive. - + Optimizer The system now computes histogram column statistics during "ANALYZE", allowing much better optimizer choices. - + Security A new MD5 encryption option allows more secure storage and transfer of passwords. A new Unix-domain socket authentication option is available on Linux and BSD systems. - + Statistics Administrators can use the new table access statistics module to get fine-grained information about table and index usage. - + Internationalization Program and library messages can now be displayed in several languages. _________________________________________________________________ - + Migration to version 7.2 - + A dump/restore using "pg_dump" is required for those wishing to migrate data from any previous release. - + Observe the following incompatibilities: - + * The semantics of the "VACUUM" command have changed in this release. You may wish to update your maintenance procedures accordingly. @@ -1085,14 +1033,14 @@ Contrib need to rewrite your applications. * The timestamp(), time(), and interval() functions are no longer available. Instead of timestamp(), use timestamp 'string' or CAST. - + The SELECT ... LIMIT #,# syntax will be removed in the next release. You should change your queries to use separate LIMIT and OFFSET clauses, e.g. LIMIT 10 OFFSET 20. _________________________________________________________________ - + Changes - + Server Operation Create temporary files in a separate directory (Bruce) @@ -1117,7 +1065,7 @@ Server Operation Superuser ID now fixed at 1 (Peter E) New pg_ctl "reload" option (Tom) _________________________________________________________________ - + Performance Optimizer improvements (Tom) @@ -1131,7 +1079,7 @@ Performance R-tree performance improvements (Kenneth Been) B-tree splits more efficient (Tom) _________________________________________________________________ - + Privileges Change UPDATE, DELETE permissions to be distinct (Peter E) @@ -1144,7 +1092,7 @@ Privileges Disallow access to pg_statistic for non-superuser, add user-accessible views (Tom) _________________________________________________________________ - + Client Authentication Fork postmaster before doing authentication to prevent hangs (Peter E) @@ -1155,7 +1103,7 @@ Client Authentication PAM authentication (Dominic J. Eidson) Load pg_hba.conf and pg_ident.conf only on startup and SIGHUP (Bruce) _________________________________________________________________ - + Server Configuration Interpretation of some time zone abbreviations as Australian rather th @@ -1167,7 +1115,7 @@ Server Configuration New parameter to set client authentication timeout (Tom) New parameter to set maximum number of open files (Tom) _________________________________________________________________ - + Queries Statements added by INSERT rules now execute after the INSERT (Jan) @@ -1181,7 +1129,7 @@ Queries Fix for LIMIT, DISTINCT ON pushed into subqueries (Tom) Fix nested EXCEPT/INTERSECT (Tom) _________________________________________________________________ - + Schema Manipulation Fix SERIAL in temporary tables (Bruce) @@ -1209,7 +1157,7 @@ Schema Manipulation , Teodor Sigaev, Tom) Enable partial indexes (Martijn van Oosterhout) _________________________________________________________________ - + Utility Commands Add RESET ALL, SHOW ALL (Marko Kreen) @@ -1225,7 +1173,7 @@ Utility Commands Fix permission checks for CREATE INDEX (Tom) Disallow inappropriate use of CREATE/DROP INDEX/TRIGGER/VIEW (Tom) _________________________________________________________________ - + Data Types and Functions SUM(), AVG(), COUNT() now uses int8 internally for speed (Tom) @@ -1271,7 +1219,7 @@ Data Types and Functions Some datatype() function calls now evaluated differently Add support for Julian and ISO time specifications (Thomas) _________________________________________________________________ - + Internationalization National language support in psql, pg_dump, libpq, and server (Peter E @@ -1287,7 +1235,7 @@ Internationalization Make mic2ascii() non-ASCII aware (Tatsuo) Reject invalid multibyte character sequences (Tatsuo) _________________________________________________________________ - + PL/pgSQL Now uses portals for SELECT loops, allowing huge result sets (Jan) @@ -1303,25 +1251,25 @@ PL/pgSQL Memory leak fix (Jan, Tom) Make trailing semicolon optional (Tom) _________________________________________________________________ - + PL/Perl New untrusted PL/Perl (Alex Pilosov) PL/Perl is now built on some platforms even if libperl is not shared ( Peter E) _________________________________________________________________ - + PL/Tcl Now reports errorInfo (Vsevolod Lobko) Add spi_lastoid function ([email protected]) _________________________________________________________________ - + PL/Python ...is new (Andrew Bosma) _________________________________________________________________ - + Psql \d displays indexes in unique, primary groupings (Christopher Kings-Ly @@ -1332,7 +1280,7 @@ Psql ) Format the correct number of columns for Unicode (Patrice) _________________________________________________________________ - + Libpq New function PQescapeString() to escape quotes in command strings (Flo @@ -1340,7 +1288,7 @@ Libpq New function PQescapeBytea() escapes binary strings for use as SQL str ing literals _________________________________________________________________ - + JDBC Return OID of INSERT (Ken K) @@ -1378,7 +1326,7 @@ JDBC MD5 password encryption support (Jeremy Wohl) Fix to actually use type cache (Ned Wolpert) _________________________________________________________________ - + ODBC Remove query size limit (Hiroshi) @@ -1392,7 +1340,7 @@ ODBC MD5 password encryption support (Bruce) Add more compatibility functions to odbc.sql (Peter E) _________________________________________________________________ - + ECPG EXECUTE ... INTO implemented (Christof Petig) @@ -1406,7 +1354,7 @@ ECPG All function names with external linkage are now prefixed by ECPG Fixes for arrays of structures (Michael) _________________________________________________________________ - + Misc. Interfaces Python fix fetchone() (Gerhard Haring) @@ -1416,7 +1364,7 @@ Misc. Interfaces Prevent output of default index op class in pg_dump (Tom) Fix libpgeasy memory leak (Bruce) _________________________________________________________________ - + Build and Install Configure, dynamic loader, and shared library fixes (Peter E) @@ -1435,7 +1383,7 @@ Build and Install Rename config.h to pg_config.h (Peter E) Reorganize installation layout of header files (Peter E) _________________________________________________________________ - + Source Code Remove SEP_CHAR (Bruce) @@ -1451,7 +1399,7 @@ Source Code Add 'volatile' usage in spinlock structures Improve signal handling logic (Tom) _________________________________________________________________ - + Contrib New contrib/rtree_gist (Oleg Bartunov, Teodor Sigaev) @@ -1467,19 +1415,19 @@ Contrib New pg_upgrade utility (Bruce) Add new pg_resetxlog options (Bruce, Tom) _________________________________________________________________ - + Release 7.1.3 - + Release date: 2001-08-15 _________________________________________________________________ - + Migration to version 7.1.3 - + A dump/restore is *not* required for those running 7.1.X. _________________________________________________________________ - + Changes - + Remove unused WAL segements of large transactions (Tom) Multiaction rule fix (Tom) PL/pgSQL memory allocation fix (Jan) @@ -1492,21 +1440,21 @@ Disable COPY TO/FROM a view (Tom) Cygwin build (Jason Tishler) _________________________________________________________________ - + Release 7.1.2 - + Release date: 2001-05-11 - + This has one fix from 7.1.1. _________________________________________________________________ - + Migration to version 7.1.2 - + A dump/restore is *not* required for those running 7.1.X. _________________________________________________________________ - + Changes - + Fix PL/pgSQL SELECTs when returning no rows Fix for psql backslash core dump Referential integrity permission fix @@ -1514,21 +1462,21 @@ Optimizer fixes pg_dump cleanups _________________________________________________________________ - + Release 7.1.1 - + Release date: 2001-05-05 - + This has a variety of fixes from 7.1. _________________________________________________________________ - + Migration to version 7.1.1 - + A dump/restore is *not* required for those running 7.1. _________________________________________________________________ - + Changes - + Fix for numeric MODULO operator (Tom) pg_dump fixes (Philip) pg_dump can dump 7.0 databases (Philip) @@ -1545,16 +1493,16 @@ EXTRACT can now take string argument (Thomas) Python fixes (Darcy) _________________________________________________________________ - + Release 7.1 - + Release date: 2001-04-13 - + This release focuses on removing limitations that have existed in the PostgreSQL code for many years. - + Major changes in this release: - + Write-ahead Log (WAL) To maintain database consistency in case of an operating system crash, previous releases of PostgreSQL have forced all data @@ -1563,25 +1511,25 @@ Python fixes (Darcy) performance. If you have been using -F in previous releases to disable disk flushes, you may want to consider discontinuing its use. - + TOAST TOAST - Previous releases had a compiled-in row length limit, typically 8k - 32k. This limit made storage of long text fields difficult. With TOAST, long rows of any length can be stored with good performance. - + Outer Joins We now support outer joins. The UNION/NOT IN workaround for outer joins is no longer required. We use the SQL92 outer join syntax. - + Function Manager The previous C function manager did not handle null values properly, nor did it support 64-bit CPU's (Alpha). The new function manager does. You can continue using your old custom functions, but you may want to rewrite them in the future to use the new function manager call interface. - + Complex Queries A large number of complex queries that were unsupported in previous releases now work. Many combinations of views, @@ -1589,15 +1537,15 @@ Python fixes (Darcy) tables now work properly. Inherited tables are now accessed by default. Subqueries in FROM are now supported. _________________________________________________________________ - + Migration to version 7.1 - + A dump/restore using pg_dump is required for those wishing to migrate data from any previous release. _________________________________________________________________ - + Changes - + Bug Fixes --------- Many multibyte/Unicode/locale fixes (Tatsuo and others) @@ -1785,21 +1733,21 @@ New contrib/pg_control utility (Oliver) New FreeBSD tools ipc_check, start-scripts/freebsd _________________________________________________________________ - + Release 7.0.3 - + Release date: 2000-11-11 - + This has a variety of fixes from 7.0.2. _________________________________________________________________ - + Migration to version 7.0.3 - + A dump/restore is *not* required for those running 7.0.*. _________________________________________________________________ - + Changes - + Jdbc fixes (Peter) Large object fix (Tom) Fix lean in COPY WITH OIDS leak (Tom) @@ -1841,39 +1789,39 @@ Fix for inserting/copying longer multibyte strings into char() data Fix for crash of backend, on abort (Tom) _________________________________________________________________ - + Release 7.0.2 - + Release date: 2000-06-05 - + This is a repackaging of 7.0.1 with added documentation. _________________________________________________________________ - + Migration to version 7.0.2 - + A dump/restore is *not* required for those running 7.*. _________________________________________________________________ - + Changes - + Added documentation to tarball. _________________________________________________________________ - + Release 7.0.1 - + Release date: 2000-06-01 - + This is a cleanup release for 7.0. _________________________________________________________________ - + Migration to version 7.0.1 - + A dump/restore is *not* required for those running 7.0. _________________________________________________________________ - + Changes - + Fix many CLUSTER failures (Tom) Allow ALTER TABLE RENAME works on indexes (Tom) Fix plpgsql to handle datetime->timestamp and timespan->interval (Bruce) @@ -1900,50 +1848,50 @@ JDBC ResultSet.getTimestamp() fix (Gregory Krasnow & Floyd Marinescu) ecpg changes (Michael) _________________________________________________________________ - + Release 7.0 - + Release date: 2000-05-08 - + This release contains improvements in many areas, demonstrating the continued growth of PostgreSQL. There are more improvements and fixes in 7.0 than in any previous release. The developers have confidence that this is the best release yet; we do our best to put out only solid releases, and this one is no exception. - + Major changes in this release: - + Foreign Keys Foreign keys are now implemented, with the exception of PARTIAL MATCH foreign keys. Many users have been asking for this feature, and we are pleased to offer it. - + Optimizer Overhaul Continuing on work started a year ago, the optimizer has been improved, allowing better query plan selection and faster performance with less memory usage. - + Updated psql psql, our interactive terminal monitor, has been updated with a variety of new features. See the psql manual page for details. - + Join Syntax SQL92 join syntax is now supported, though only as INNER JOIN for this release. JOIN, NATURAL JOIN, JOIN/USING, and JOIN/ON are available, as are column correlation names. _________________________________________________________________ - + Migration to version 7.0 - + A dump/restore using pg_dump is required for those wishing to migrate data from any previous release of PostgreSQL. For those upgrading from 6.5.*, you may instead use pg_upgrade to upgrade to this release; however, a full dump/reload installation is always the most robust method for upgrades. - + Interface and compatibility issues to consider for the new release include: - + * The date/time types datetime and timespan have been superseded by the SQL92-defined types timestamp and interval. Although there has been some effort to ease the transition by allowing PostgreSQL to @@ -1963,9 +1911,9 @@ ecpg changes (Michael) in ambiguity with other types implementing LENGTH such as the geometric types. _________________________________________________________________ - + Changes - + Bug Fixes --------- Prevent function calls exceeding maximum number of arguments (Tom) @@ -2288,43 +2236,43 @@ Fixes for Alpha compiles New multibyte encodings _________________________________________________________________ - + Release 6.5.3 - + Release date: 1999-10-13 - + This is basically a cleanup release for 6.5.2. We have added a new PgAccess that was missing in 6.5.2, and installed an NT-specific fix. _________________________________________________________________ - + Migration to version 6.5.3 - + A dump/restore is *not* required for those running 6.5.*. _________________________________________________________________ - + Changes - + Updated version of pgaccess 0.98 NT-specific patch Fix dumping rules on inherited tables _________________________________________________________________ - + Release 6.5.2 - + Release date: 1999-09-15 - + This is basically a cleanup release for 6.5.1. We have fixed a variety of problems reported by 6.5.1 users. _________________________________________________________________ - + Migration to version 6.5.2 - + A dump/restore is *not* required for those running 6.5.*. _________________________________________________________________ - + Changes - + subselect+CASE fixes(Tom) Add SHLIB_LINK setting for solaris_i386 and solaris_sparc ports(Daren Sefcik) Fixes for CASE in WHERE join clauses(Tom) @@ -2353,22 +2301,22 @@ Repair incorrect cleanup of heap memory allocation during transaction abort(Tom Updated version of pgaccess 0.98 _________________________________________________________________ - + Release 6.5.1 - + Release date: 1999-07-15 - + This is basically a cleanup release for 6.5. We have fixed a variety of problems reported by 6.5 users. _________________________________________________________________ - + Migration to version 6.5.1 - + A dump/restore is *not* required for those running 6.5. _________________________________________________________________ - + Changes - + Add NT README file Portability fixes for linux_ppc, IRIX, linux_alpha, OpenBSD, alpha Remove QUERY_LIMIT, use SELECT...LIMIT @@ -2394,18 +2342,18 @@ Fix some compiler warnings (Tomoaki Nishiyama) Add Win1250 (Czech) support (Pavel Behal) _________________________________________________________________ - + Release 6.5 - + Release date: 1999-06-09 - + This release marks a major step in the development team's mastery of the source code we inherited from Berkeley. You will see we are now easily adding major features, thanks to the increasing size and experience of our world-wide development team. - + Here is a brief summary of the more notable changes: - + Multiversion concurrency control(MVCC) This removes our old table-level locking, and replaces it with a locking system that is superior to most commercial database @@ -2419,38 +2367,38 @@ Add Win1250 (Czech) support (Pavel Behal) systems. So, basically, we no longer are restricted by simple table-level locking; we have something better than row-level locking. - + Hot backups from pg_dump pg_dump takes advantage of the new MVCC features to give a consistent database dump/backup while the database stays online and available for queries. - + Numeric data type We now have a true numeric data type, with user-specified precision. - + Temporary tables Temporary tables are guaranteed to have unique names within a database session, and are destroyed on session exit. - + New SQL features We now have CASE, INTERSECT, and EXCEPT statement support. We have new LIMIT/OFFSET, SET TRANSACTION ISOLATION LEVEL, SELECT ... FOR UPDATE, and an improved LOCK TABLE command. - + Speedups We continue to speed up PostgreSQL, thanks to the variety of talents within our team. We have sped up memory allocation, optimization, table joins, and row transfer routines. - + Ports We continue to expand our port list, this time including Windows NT/ix86 and NetBSD/arm32. - + Interfaces Most interfaces have new versions, and existing functionality has been improved. - + Documentation New and updated material is present throughout the documentation. New FAQs have been contributed for SGI and AIX @@ -2464,20 +2412,20 @@ Add Win1250 (Czech) support (Pavel Behal) on obtaining the PostgreSQL source tree via anonymous CVS and CVSup. _________________________________________________________________ - + Migration to version 6.5 - + A dump/restore using pg_dump is required for those wishing to migrate data from any previous release of PostgreSQL. pg_upgrade can *not* be used to upgrade to this release because the on-disk structure of the tables has changed compared to previous releases. - + The new Multiversion Concurrency Control (MVCC) features can give somewhat different behaviors in multiuser environments. *Read and understand the following section to ensure that your existing applications will give you the behavior you need.* _________________________________________________________________ - + Multiversion Concurrency Control Because readers in 6.5 don't lock data, regardless of transaction @@ -2487,32 +2435,32 @@ Multiversion Concurrency Control sometime after the statement or transaction began) nor that the row is protected from being deleted or updated by concurrent transactions before the current transaction does a commit or rollback. - + To ensure the actual existence of a row and protect it against concurrent updates one must use "SELECT FOR UPDATE" or an appropriate "LOCK TABLE" statement. This should be taken into account when porting applications from previous releases of PostgreSQL and other environments. - + Keep the above in mind if you are using "contrib/refint.*" triggers for referential integrity. Additional techniques are required now. One way is to use "LOCK parent_table IN SHARE ROW EXCLUSIVE MODE" command if a transaction is going to update/delete a primary key and use "LOCK parent_table IN SHARE MODE" command if a transaction is going to update/insert a foreign key. - + Note: Note that if you run a transaction in SERIALIZABLE mode then you must execute the "LOCK" commands above before execution of any DML statement ("SELECT/INSERT/DELETE/UPDATE/FETCH/COPY_TO") in the transaction. - + These inconveniences will disappear in the future when the ability to read dirty (uncommitted) data (regardless of isolation level) and true referential integrity will be implemented. _________________________________________________________________ - + Changes - + Bug Fixes --------- Fix text<->float8 and text<->float4 conversion functions(Thomas) @@ -2679,40 +2627,40 @@ Improve file handling to be more uniform, prevent file descriptor leak(Tom) New install commands for plpgsql(Jan) _________________________________________________________________ - + Release 6.4.2 - + Release date: 1998-12-20 - + The 6.4.1 release was improperly packaged. This also has one additional bug fix. _________________________________________________________________ - + Migration to version 6.4.2 - + A dump/restore is *not* required for those running 6.4.*. _________________________________________________________________ - + Changes - + Fix for datetime constant problem on some platforms(Thomas) _________________________________________________________________ - + Release 6.4.1 - + Release date: 1998-12-18 - + This is basically a cleanup release for 6.4. We have fixed a variety of problems reported by 6.4 users. _________________________________________________________________ - + Migration to version 6.4.1 - + A dump/restore is *not* required for those running 6.4. _________________________________________________________________ - + Changes - + Add pg_dump -N flag to force double quotes around identifiers. This is the default(Thomas) Fix for NOT in where clause causing crash(Bruce) @@ -2744,16 +2692,16 @@ Add routines to help with single-byte (internal) character type(Thomas) Compilation of libpq for Win32 fixes(Magnus) Upgrade to PyGreSQL 2.2(D'Arcy) _________________________________________________________________ - + Release 6.4 - + Release date: 1998-10-30 - + There are *many* new features and improvements in this release. Thanks to our developers and maintainers, nearly every aspect of the system has received some attention since the previous release. Here is a brief, incomplete summary: - + * Views and rules are now functional thanks to extensive new code in the rewrite rules system from Jan Wieck. He also wrote a chapter on it for the Programmer's Guide. @@ -2783,15 +2731,15 @@ Upgrade to PyGreSQL 2.2(D'Arcy) some attention, and should be more robust for more platforms than it has ever been. _________________________________________________________________ - + Migration to version 6.4 - + A dump/restore using pg_dump or pg_dumpall is required for those wishing to migrate data from any previous release of PostgreSQL. _________________________________________________________________ - + Changes - + Bug Fixes --------- Fix for a tiny memory leak in PQsetdb/PQfinish(Bryan) @@ -2988,33 +2936,33 @@ smarter perl configuration(Brook) configure uses supplied install-sh if no install script found(Tom) new Makefile.shlib for shared library configuration(Tom) _________________________________________________________________ - + Release 6.3.2 - + Release date: 1998-04-07 - + This is a bug-fix release for 6.3.x. Refer to the release notes for version 6.3 for a more complete summary of new features. - + Summary: - + * Repairs automatic configuration support for some platforms, including Linux, from breakage inadvertently introduced in version 6.3.1. * Correctly handles function calls on the left side of BETWEEN and LIKE clauses. - + A dump/restore is NOT required for those running 6.3 or 6.3.1. A make distclean, make, and make install is all that is required. This last step should be performed while the postmaster is not running. You should re-link any custom applications that use PostgreSQL libraries. - + For upgrades from pre-6.3 installations, refer to the installation and migration instructions for version 6.3. _________________________________________________________________ - + Changes - + Configure detection improvements for tcl/tk(Brook Milligan, Alvin) Manual page improvements(Bruce) BETWEEN and LIKE fix(Thomas) @@ -3035,29 +2983,29 @@ Makefile dependency cleanup(Jeroen van Vianen) ASSERT fixes(Bruce) _________________________________________________________________ - + Release 6.3.1 - + Release date: 1998-03-23 - + Summary: - + * Additional support for multibyte character sets. * Repair byte ordering for mixed-endian clients and servers. * Minor updates to allowed SQL syntax. * Improvements to the configuration autodetection for installation. - + A dump/restore is NOT required for those running 6.3. A make distclean, make, and make install is all that is required. This last step should be performed while the postmaster is not running. You should re-link any custom applications that use PostgreSQL libraries. - + For upgrades from pre-6.3 installations, refer to the installation and migration instructions for version 6.3. _________________________________________________________________ - + Changes - + ecpg cleanup/fixes, now version 1.1(Michael Meskes) pg_user cleanup(Bruce) large object fix for pg_dump and tclsh (alvin) @@ -3087,14 +3035,14 @@ Solaris compile fix(Albert Chin-A-Young) Better identify tcl and tk libs and includes(Bruce) _________________________________________________________________ - + Release 6.3 - + Release date: 1998-03-01 - + There are *many* new features and improvements in this release. Here is a brief, incomplete summary: - + * Many new SQL features, including full SQL92 subselect capability (everything is here but target-list subselects). * Support for client-side environment variables to specify time zone @@ -3105,14 +3053,14 @@ Better identify tcl and tk libs and includes(Bruce) permissions have changed. * Old-style time travel has been removed. Performance has been improved. - + Note: Bruce Momjian wrote the following notes to introduce the new release. - + There are some general 6.3 issues that I want to mention. These are only the big items that can not be described in one sentence. A review of the detailed changes list is still needed. - + First, we now have subselects. Now that we have them, I would like to mention that without subselects, SQL is a very limited language. Subselects are a major feature, and you should review your code for @@ -3121,12 +3069,12 @@ Better identify tcl and tk libs and includes(Bruce) may think. Vadim has put us on the big SQL map with subselects, and fully functional ones too. The only thing you can't do with subselects is to use them in the target list. - + Second, 6.3 uses Unix domain sockets rather than TCP/IP by default. To enable connections from other machines, you have to use the new postmaster -i option, and of course edit "pg_hba.conf". Also, for this reason, the format of "pg_hba.conf" has changed. - + Third, char() fields will now allow faster access than varchar() or text. Specifically, the text and varchar() have a penalty for access to any columns after the first column of this type. char() used to @@ -3134,7 +3082,7 @@ Better identify tcl and tk libs and includes(Bruce) that you redesign some of your tables, especially if you have short character columns that you have defined as varchar() or text. This and other changes make 6.3 even faster than earlier releases. - + We now have passwords definable independent of any Unix file. There are new SQL USER commands. See the Administrator's Guide for more information. There is a new table, pg_shadow, which is used to store @@ -3142,41 +3090,41 @@ Better identify tcl and tk libs and includes(Bruce) SELECT-able by the postgres super-user. pg_user is now a view of pg_shadow, and is SELECT-able by PUBLIC. You should keep using pg_user in your application without changes. - + User-created tables now no longer have SELECT permission to PUBLIC by default. This was done because the ANSI standard requires it. You can of course GRANT any permissions you want after the table is created. System tables continue to be SELECT-able by PUBLIC. - + We also have real deadlock detection code. No more sixty-second timeouts. And the new locking code implements a FIFO better, so there should be less resource starvation during heavy use. - + Many complaints have been made about inadequate documentation in previous releases. Thomas has put much effort into many new manuals for this release. Check out the doc/ directory. - + For performance reasons, time travel is gone, but can be implemented using triggers (see "pgsql/contrib/spi/README"). Please check out the new \d command for types, operators, etc. Also, views have their own permissions now, not based on the underlying tables, so permissions on them have to be set separately. Check "/pgsql/interfaces" for some new ways to talk to PostgreSQL. - + This is the first release that really required an explanation for existing users. In many ways, this was necessary because the new release removes many limitations, and the work-arounds people were using are no longer needed. _________________________________________________________________ - + Migration to version 6.3 - + A dump/restore using pg_dump or pg_dumpall is required for those wishing to migrate data from any previous release of PostgreSQL. _________________________________________________________________ - + Changes - + Bug Fixes --------- Fix binary cursors broken by MOVE implementation(Vadim) @@ -3345,33 +3293,33 @@ Add string functions to regression suite(Thomas) Expand a few function names formerly truncated to 16 characters(Thomas) Remove un-needed malloc() calls and replace with palloc()(Bruce) _________________________________________________________________ - + Release 6.2.1 - + Release date: 1997-10-17 - + 6.2.1 is a bug-fix and usability release on 6.2. - + Summary: - + * Allow strings to span lines, per SQL92. * Include example trigger function for inserting user names on table updates. - + This is a minor bug-fix release on 6.2. For upgrades from pre-6.2 systems, a full dump/reload is required. Refer to the 6.2 release notes for instructions. _________________________________________________________________ - + Migration from version 6.2 to version 6.2.1 - + This is a minor bug-fix release. A dump/reload is not required from version 6.2, but is required from any release prior to 6.2. - + In upgrading from version 6.2, if you choose to dump/reload you will find that avg(money) is now calculated correctly. All other bug fixes take effect upon updating the executables. - + Another way to avoid dump/reload is to use the following SQL command from "psql" to update the existing system table: update pg_aggregate set aggfinalfn = 'cash_div_flt8' @@ -3380,9 +3328,9 @@ Remove un-needed malloc() calls and replace with palloc()(Bruce) This will need to be done to every existing database, including template1. _________________________________________________________________ - + Changes - + Allow TIME and TYPE column names(Thomas) Allow larger range of true/false as boolean values(Thomas) Support output of "now" and "current"(Thomas) @@ -3396,32 +3344,32 @@ Documented new libpq function to return affected rows, PQcmdTuples(Bruce) Trigger function for inserting user names for INSERT/UPDATE(Brook Milligan) _________________________________________________________________ - + Release 6.2 - + Release date: 1997-10-02 - + A dump/restore is required for those wishing to migrate data from previous releases of PostgreSQL. _________________________________________________________________ - + Migration from version 6.1 to version 6.2 - + This migration requires a complete dump of the 6.1 database and a restore of the database in 6.2. - + Note that the "pg_dump" and "pg_dumpall" utility from 6.2 should be used to dump the 6.1 database. _________________________________________________________________ - + Migration from version 1.x to version 6.2 - + Those migrating from earlier 1.* releases should first upgrade to 1.09 because the COPY output format was improved from the 1.02 release. _________________________________________________________________ - + Changes - + Bug Fixes --------- Fix problems with pg_dump for inheritance, sequences, archive tables(Bruce) @@ -3535,21 +3483,21 @@ Massive commit to run PGINDENT on all *.c and *.h files(Bruce) Files moved to /src/tools directory(Bruce) SPI and Trigger programming guides (Vadim & D'Arcy) _________________________________________________________________ - + Release 6.1.1 - + Release date: 1997-07-22 _________________________________________________________________ - + Migration from version 6.1 to version 6.1.1 - + This is a minor bug-fix release. A dump/reload is not required from version 6.1, but is required from any release prior to 6.1. Refer to the release notes for 6.1 for more details. _________________________________________________________________ - + Changes - + fix for SET with options (Thomas) allow pg_dump/pg_dumpall to preserve ownership of all tables/objects(Bruce) new psql \connect option allows changing usernames without changing databases @@ -3569,20 +3517,20 @@ allow underscores in usernames(Bruce) pg_dumpall now returns proper status, portability fix(Bruce) _________________________________________________________________ - + Release 6.1 - + Release date: 1997-06-08 - + The regression tests have been adapted and extensively modified for the 6.1 release of PostgreSQL. - + Three new data types (datetime, timespan, and circle) have been added to the native set of PostgreSQL types. Points, boxes, paths, and polygons have had their output formats made consistent across the data types. The polygon output in misc.out has only been spot-checked for correctness relative to the original regression output. - + PostgreSQL 6.1 introduces a new, alternate optimizer which uses genetic algorithms. These algorithms introduce a random behavior in the ordering of query results when the query contains multiple @@ -3593,33 +3541,33 @@ pg_dumpall now returns proper status, portability fix(Bruce) inherently unordered (e.g. points and time intervals) and tests involving those types are explicitly bracketed with "set geqo to 'off'" and "reset geqo". - + The interpretation of array specifiers (the curly braces around atomic values) appears to have changed sometime after the original regression tests were generated. The current "./expected/*.out" files reflect this new interpretation, which may not be correct! - + The float8 regression test fails on at least some platforms. This is due to differences in implementations of pow() and exp() and the signaling mechanisms used for overflow and underflow conditions. - + The "random" results in the random test should cause the "random" test to be "failed", since the regression tests are evaluated using a simple diff. However, "random" does not seem to produce random results on my test machine (Linux/gcc/i686). _________________________________________________________________ - + Migration to version 6.1 - + This migration requires a complete dump of the 6.0 database and a restore of the database in 6.1. - + Those migrating from earlier 1.* releases should first upgrade to 1.09 because the COPY output format was improved from the 1.02 release. _________________________________________________________________ - + Changes - + Bug Fixes --------- packet length checking in library routines @@ -3715,29 +3663,29 @@ c++ include file cleanup(Bruce) warn about buggy flex(Bruce) DG/UX, Ultrix, IRIX, AIX portability fixes _________________________________________________________________ - + Release 6.0 - + Release date: 1997-01-29 - + A dump/restore is required for those wishing to migrate data from previous releases of PostgreSQL. _________________________________________________________________ - + Migration from version 1.09 to version 6.0 - + This migration requires a complete dump of the 1.09 database and a restore of the database in 6.0. _________________________________________________________________ - + Migration from pre-1.09 to version 6.0 - + Those migrating from earlier 1.* releases should first upgrade to 1.09 because the COPY output format was improved from the 1.02 release. _________________________________________________________________ - + Changes - + Bug Fixes --------- ALTER TABLE bug - running postgress process needs to re-read table definition @@ -3844,33 +3792,33 @@ Restructured object file generation/location(Bryan, Marc) Restructured port-specific file locations(Bryan, Marc) Unused/uninialized variables corrected _________________________________________________________________ - + Release 1.09 - + Release date: 1996-11-04 - + Sorry, we didn't keep track of changes from 1.02 to 1.09. Some of the changes listed in 6.0 were actually included in the 1.02.1 to 1.09 releases. _________________________________________________________________ - + Release 1.02 - + Release date: 1996-08-01 _________________________________________________________________ - + Migration from version 1.02 to version 1.02.1 - + Here is a new migration file for 1.02.1. It includes the 'copy' change and a script to convert old ASCII files. - + Note: The following notes are for the benefit of users who want to migrate databases from Postgres95 1.01 and 1.02 to Postgres95 1.02.1. - + If you are starting afresh with Postgres95 1.02.1 and do not need to migrate old databases, you do not need to read any further. - + In order to upgrade older Postgres95 version 1.01 or 1.02 databases to version 1.02.1, the following steps are required: 1. Start up a new 1.02.1 postmaster @@ -3886,9 +3834,9 @@ Unused/uninialized variables corrected the last two statements in the file because they are already present in 1.02. This is not a cause for concern. _________________________________________________________________ - + Dump/Reload Procedure - + If you are trying to reload a pg_dump or text-mode, copy tablename to stdout generated with a previous version, you will need to run the attached "sed" script on the ASCII file before loading it into the @@ -3910,9 +3858,9 @@ eq); create operator !~* (leftarg = varchar, rightarg = text, procedure = texticrege xne); _________________________________________________________________ - + Changes - + Source code maintenance and development * worldwide team of volunteers * the source tree now in CVS at ftp.ki.net @@ -3939,20 +3887,20 @@ New Ports * added BSD/OS 2.1 port * added DG/UX port _________________________________________________________________ - + Release 1.01 - + Release date: 1996-02-23 _________________________________________________________________ - + Migration from version 1.0 to version 1.01 - + The following notes are for the benefit of users who want to migrate databases from Postgres95 1.0 to Postgres95 1.01. - + If you are starting afresh with Postgres95 1.01 and do not need to migrate old databases, you do not need to read any further. - + In order to Postgres95 version 1.01 with databases created with Postgres95 version 1.0, the following steps are required: 1. Set the definition of NAMEDATALEN in "src/Makefile.global" to 16 @@ -4034,9 +3982,9 @@ create operator ~* (leftarg = text, rightarg = text, procedure = texticregexeq) create operator !~* (leftarg = text, rightarg = text, procedure = texticregexne ); _________________________________________________________________ - + Changes - + Incompatibilities: * 1.01 is backwards compatible with 1.0 database provided the user follow the steps outlined in the MIGRATION_from_1.0_to_1.01 file. @@ -4070,14 +4018,14 @@ Bug fixes: * psql now returns non-zero status on errors when using -c * applied public patches 1-14 _________________________________________________________________ - + Release 1.0 - + Release date: 1995-09-05 _________________________________________________________________ - + Changes - + Copyright change: * The copyright of Postgres 1.0 has been loosened to be freely modifiable and modifiable for any purpose. Please read the COPYRIGHT file. @@ -4118,14 +4066,14 @@ Bug fixes: * btrees with multiple index never worked, now we tell you they don't work when you try to use them _________________________________________________________________ - + Postgres95 Release 0.03 - + Release date: 1995-07-21 _________________________________________________________________ - + Changes - + Incompatible changes: * BETA-0.3 IS INCOMPATIBLE WITH DATABASES CREATED WITH PREVIOUS VERSIONS (due to system catalog changes and indexing structure changes). @@ -4232,14 +4180,14 @@ New utilities: New documentation: * the user manual has been revised and libpq documentation added. _________________________________________________________________ - + Postgres95 Release 0.02 - + Release date: 1995-05-25 _________________________________________________________________ - + Changes - + Incompatible changes: * The SQL statement for creating a database is 'CREATE DATABASE' instead of 'CREATEDB'. Similarly, dropping a database is 'DROP DATABASE' instead @@ -4274,9 +4222,9 @@ The following bugs have been fixed in postgres95-beta-0.02: * CREATE TYPE doesn't accept 'variable' as the internallength * wrong result using more than 1 aggregate in a SELECT _________________________________________________________________ - + Postgres95 Release 0.01 - + Release date: 1995-05-01 - + Initial release. |