diff options
| author | Peter Eisentraut | 2010-08-17 04:37:21 +0000 |
|---|---|---|
| committer | Peter Eisentraut | 2010-08-17 04:37:21 +0000 |
| commit | 5194b9d04988ae10b94b86ba5bc1110377079241 (patch) | |
| tree | 88cf498f9bd667c395dd84f46315568bd07e7917 /doc/src/sgml/xindex.sgml | |
| parent | ee0e525bfc3a3d0851e36d3d15dce3a8bd7ac029 (diff) | |
Spell and markup checking
Diffstat (limited to 'doc/src/sgml/xindex.sgml')
| -rw-r--r-- | doc/src/sgml/xindex.sgml | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/doc/src/sgml/xindex.sgml b/doc/src/sgml/xindex.sgml index 1da74b9fa3d..29998652fcc 100644 --- a/doc/src/sgml/xindex.sgml +++ b/doc/src/sgml/xindex.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/xindex.sgml,v 1.66 2010/02/24 15:54:31 momjian Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/xindex.sgml,v 1.67 2010/08/17 04:37:21 petere Exp $ --> <sect1 id="xindex"> <title>Interfacing Extensions To Indexes</title> @@ -416,39 +416,47 @@ <table tocentry="1" id="xindex-gin-support-table"> <title>GIN Support Functions</title> - <tgroup cols="2"> + <tgroup cols="3"> <thead> <row> <entry>Function</entry> + <entry>Description</entry> <entry>Support Number</entry> </row> </thead> <tbody> <row> + <entry><function>compare</></entry> <entry> - compare - compare two keys and return an integer less than zero, zero, + compare two keys and return an integer less than zero, zero, or greater than zero, indicating whether the first key is less than, equal to, or greater than the second </entry> <entry>1</entry> </row> <row> - <entry>extractValue - extract keys from a value to be indexed</entry> + <entry><function>extractValue</></entry> + <entry>extract keys from a value to be indexed</entry> <entry>2</entry> </row> <row> - <entry>extractQuery - extract keys from a query condition</entry> + <entry><function>extractQuery</></entry> + <entry>extract keys from a query condition</entry> <entry>3</entry> </row> <row> - <entry>consistent - determine whether value matches query condition</entry> + <entry><function>consistent</></entry> + <entry>determine whether value matches query condition</entry> <entry>4</entry> </row> <row> - <entry>comparePartial - (optional method) compare partial key from + <entry><function>comparePartial</></entry> + <entry> + (optional method) compare partial key from query and key from index, and return an integer less than zero, zero, or greater than zero, indicating whether GIN should ignore this index - entry, treat the entry as a match, or stop the index scan</entry> + entry, treat the entry as a match, or stop the index scan + </entry> <entry>5</entry> </row> </tbody> |