diff options
| author | Robert Haas | 2010-12-29 11:48:53 +0000 |
|---|---|---|
| committer | Robert Haas | 2010-12-29 11:48:53 +0000 |
| commit | 53dbc27c62d8e1b6c5253feba04a5094cb8fe046 (patch) | |
| tree | b27563b69fa73dc4b7dc873bfc653bedc6ba1e05 /src/include/storage/buf_internals.h | |
| parent | 9b8aff8c192e2f313f90395d114c58a9ef84f97f (diff) | |
Support unlogged tables.
The contents of an unlogged table are WAL-logged; thus, they are not
available on standby servers and are truncated whenever the database
system enters recovery. Indexes on unlogged tables are also unlogged.
Unlogged GiST indexes are not currently supported.
Diffstat (limited to 'src/include/storage/buf_internals.h')
| -rw-r--r-- | src/include/storage/buf_internals.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/storage/buf_internals.h b/src/include/storage/buf_internals.h index 0c18fb52ee2..823ca327664 100644 --- a/src/include/storage/buf_internals.h +++ b/src/include/storage/buf_internals.h @@ -37,6 +37,7 @@ #define BM_JUST_DIRTIED (1 << 5) /* dirtied since write started */ #define BM_PIN_COUNT_WAITER (1 << 6) /* have waiter for sole pin */ #define BM_CHECKPOINT_NEEDED (1 << 7) /* must write for checkpoint */ +#define BM_PERMANENT (1 << 8) /* permanent relation (not unlogged) */ typedef bits16 BufFlags; |