diff options
Diffstat (limited to 'src/backend/utils/misc')
| -rw-r--r-- | src/backend/utils/misc/guc.c | 21 | ||||
| -rw-r--r-- | src/backend/utils/misc/postgresql.conf.sample | 1 |
2 files changed, 22 insertions, 0 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index 5538465d7d6..f7758ea4a7b 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -375,6 +375,16 @@ static const struct config_enum_entry track_function_options[] = { StaticAssertDecl(lengthof(track_function_options) == (TRACK_FUNC_ALL + 2), "array length mismatch"); +static const struct config_enum_entry stats_fetch_consistency[] = { + {"none", PGSTAT_FETCH_CONSISTENCY_NONE, false}, + {"cache", PGSTAT_FETCH_CONSISTENCY_CACHE, false}, + {"snapshot", PGSTAT_FETCH_CONSISTENCY_SNAPSHOT, false}, + {NULL, 0, false} +}; + +StaticAssertDecl(lengthof(stats_fetch_consistency) == (PGSTAT_FETCH_CONSISTENCY_SNAPSHOT + 2), + "array length mismatch"); + static const struct config_enum_entry xmlbinary_options[] = { {"base64", XMLBINARY_BASE64, false}, {"hex", XMLBINARY_HEX, false}, @@ -4918,6 +4928,17 @@ static struct config_enum ConfigureNamesEnum[] = NULL, NULL, NULL }, + + { + {"stats_fetch_consistency", PGC_USERSET, STATS_COLLECTOR, + gettext_noop("Sets the consistency of accesses to statistics data"), + NULL + }, + &pgstat_fetch_consistency, + PGSTAT_FETCH_CONSISTENCY_CACHE, stats_fetch_consistency, + NULL, NULL, NULL + }, + { {"wal_compression", PGC_SUSET, WAL_SETTINGS, gettext_noop("Compresses full-page writes written in WAL file with specified method."), diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample index 93d221a37b1..5f9a37bed3b 100644 --- a/src/backend/utils/misc/postgresql.conf.sample +++ b/src/backend/utils/misc/postgresql.conf.sample @@ -614,6 +614,7 @@ #track_wal_io_timing = off #track_functions = none # none, pl, all #stats_temp_directory = 'pg_stat_tmp' +#stats_fetch_consistency = none # - Monitoring - |