diff options
| -rw-r--r-- | src/backend/utils/adt/pgstatfuncs.c | 8 | ||||
| -rw-r--r-- | src/test/regress/expected/stats.out | 6 | ||||
| -rw-r--r-- | src/test/regress/sql/stats.sql | 1 |
3 files changed, 14 insertions, 1 deletions
diff --git a/src/backend/utils/adt/pgstatfuncs.c b/src/backend/utils/adt/pgstatfuncs.c index 96bffc0f2ac..ae3365d9171 100644 --- a/src/backend/utils/adt/pgstatfuncs.c +++ b/src/backend/utils/adt/pgstatfuncs.c @@ -56,12 +56,18 @@ Datum pg_stat_get_lastscan(PG_FUNCTION_ARGS) { Oid relid = PG_GETARG_OID(0); + TimestampTz result; PgStat_StatTabEntry *tabentry; if ((tabentry = pgstat_fetch_stat_tabentry(relid)) == NULL) + result = 0; + else + result = tabentry->lastscan; + + if (result == 0) PG_RETURN_NULL(); else - PG_RETURN_TIMESTAMPTZ(tabentry->lastscan); + PG_RETURN_TIMESTAMPTZ(result); } diff --git a/src/test/regress/expected/stats.out b/src/test/regress/expected/stats.out index 257a6a9da9a..1d84407a039 100644 --- a/src/test/regress/expected/stats.out +++ b/src/test/regress/expected/stats.out @@ -573,6 +573,12 @@ SELECT pg_stat_force_next_flush(); (1 row) +SELECT last_seq_scan, last_idx_scan FROM pg_stat_all_tables WHERE relid = 'test_last_scan'::regclass; + last_seq_scan | last_idx_scan +---------------+--------------- + | +(1 row) + COMMIT; SELECT pg_stat_reset_single_table_counters('test_last_scan'::regclass); pg_stat_reset_single_table_counters diff --git a/src/test/regress/sql/stats.sql b/src/test/regress/sql/stats.sql index f6270f7badb..b4d6753c710 100644 --- a/src/test/regress/sql/stats.sql +++ b/src/test/regress/sql/stats.sql @@ -303,6 +303,7 @@ BEGIN; CREATE TEMPORARY TABLE test_last_scan(idx_col int primary key, noidx_col int); INSERT INTO test_last_scan(idx_col, noidx_col) VALUES(1, 1); SELECT pg_stat_force_next_flush(); +SELECT last_seq_scan, last_idx_scan FROM pg_stat_all_tables WHERE relid = 'test_last_scan'::regclass; COMMIT; SELECT pg_stat_reset_single_table_counters('test_last_scan'::regclass); |