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| author | Itagaki Takahiro <itagaki.takahiro@gmail.com> | 2011-02-18 14:04:34 +0900 |
|---|---|---|
| committer | Itagaki Takahiro <itagaki.takahiro@gmail.com> | 2011-02-18 14:05:12 +0900 |
| commit | 62c7bd31c8878dd45c9b9b2429ab7a12103f3590 (patch) | |
| tree | 014f8484ac6e96ce9fb48ee13272d57a04495f44 /src/include/utils/builtins.h | |
| parent | 87bb2ade2ce646083f39d5ab3e3307490211ad04 (diff) | |
| download | postgresql-62c7bd31c8878dd45c9b9b2429ab7a12103f3590.tar.gz postgresql-62c7bd31c8878dd45c9b9b2429ab7a12103f3590.zip | |
Add transaction-level advisory locks.
They share the same locking namespace with the existing session-level
advisory locks, but they are automatically released at the end of the
current transaction and cannot be released explicitly via unlock
functions.
Marko Tiikkaja, reviewed by me.
Diffstat (limited to 'src/include/utils/builtins.h')
| -rw-r--r-- | src/include/utils/builtins.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h index 4341025d06a..277aec414c3 100644 --- a/src/include/utils/builtins.h +++ b/src/include/utils/builtins.h @@ -995,15 +995,23 @@ extern Datum show_all_settings(PG_FUNCTION_ARGS); /* lockfuncs.c */ extern Datum pg_lock_status(PG_FUNCTION_ARGS); extern Datum pg_advisory_lock_int8(PG_FUNCTION_ARGS); +extern Datum pg_advisory_xact_lock_int8(PG_FUNCTION_ARGS); extern Datum pg_advisory_lock_shared_int8(PG_FUNCTION_ARGS); +extern Datum pg_advisory_xact_lock_shared_int8(PG_FUNCTION_ARGS); extern Datum pg_try_advisory_lock_int8(PG_FUNCTION_ARGS); +extern Datum pg_try_advisory_xact_lock_int8(PG_FUNCTION_ARGS); extern Datum pg_try_advisory_lock_shared_int8(PG_FUNCTION_ARGS); +extern Datum pg_try_advisory_xact_lock_shared_int8(PG_FUNCTION_ARGS); extern Datum pg_advisory_unlock_int8(PG_FUNCTION_ARGS); extern Datum pg_advisory_unlock_shared_int8(PG_FUNCTION_ARGS); extern Datum pg_advisory_lock_int4(PG_FUNCTION_ARGS); +extern Datum pg_advisory_xact_lock_int4(PG_FUNCTION_ARGS); extern Datum pg_advisory_lock_shared_int4(PG_FUNCTION_ARGS); +extern Datum pg_advisory_xact_lock_shared_int4(PG_FUNCTION_ARGS); extern Datum pg_try_advisory_lock_int4(PG_FUNCTION_ARGS); +extern Datum pg_try_advisory_xact_lock_int4(PG_FUNCTION_ARGS); extern Datum pg_try_advisory_lock_shared_int4(PG_FUNCTION_ARGS); +extern Datum pg_try_advisory_xact_lock_shared_int4(PG_FUNCTION_ARGS); extern Datum pg_advisory_unlock_int4(PG_FUNCTION_ARGS); extern Datum pg_advisory_unlock_shared_int4(PG_FUNCTION_ARGS); extern Datum pg_advisory_unlock_all(PG_FUNCTION_ARGS); |