PG_STAT_ALL_TABLES

PG_STAT_ALL_TABLES is used to query one row for each table in the current database (including TOAST tables), showing statistics about a specific table.

**Table 1** PG_STAT_ALL_TABLES columns
Name	Type	Description
relid	oid	OID of a table.
schemaname	name	Name of the schema that the table is in.
relname	name	Table name.
seq_scan	bigint	Number of sequential scans initiated on the table.
seq_tup_read	bigint	Number of live rows fetched by sequential scans.
idx_scan	bigint	Number of index scans initiated on the table.
idx_tup_fetch	bigint	Number of live rows fetched by index scans.
n_tup_ins	bigint	Number of rows inserted.
n_tup_upd	bigint	Number of rows updated.
n_tup_del	bigint	Number of rows deleted.
n_tup_hot_upd	bigint	Number of rows HOT updated (that is, with no separate index update required).
n_live_tup	bigint	Estimated number of live rows.
n_dead_tup	bigint	Estimated number of inactive rows.
last_vacuum	timestamp with time zone	Last time when the table was cleared.
last_autovacuum	timestamp with time zone	Last time when the table was vacuumed by the autovacuum daemon thread.
last_analyze	timestamp with time zone	Last time when the table was analyzed.
last_autoanalyze	timestamp with time zone	Last time when the table was analyzed by the autovacuum daemon thread.
vacuum_count	bigint	Number of times the table is cleared.
autovacuum_count	bigint	Number of times the table has been vacuumed by the autovacuum daemon.
analyze_count	bigint	Number of times the table has been manually analyzed.
autoanalyze_count	bigint	Number of times the table has been analyzed by the autovacuum daemon.
last_data_changed	timestamp with time zone	Last time when the data in the table changes (modifications that cause data changes on tables (insert/update/delete/truncate) and partitioned or subpartitioned tables (exchange/truncate/drop)). Data in this column is recorded only in the local database primary node.