Object stats
Object stats contains three tables: User Tables stats, User index stats, and Bad lock stats. Columns in the tables are described as follows:
User Tables stats
|
Column |
Description |
|---|---|
|
Node Name |
Node name. |
|
DB Name |
Database name. |
|
Schema |
Schema name. |
|
Relname |
Relation name. |
|
Seq Scan |
Number of sequential scans initiated on this table. |
|
Seq Tup Read |
Number of live rows fetched by sequential scans. |
|
Index Scan |
Number of index scans initiated on the table. |
|
Index Tup Fetch |
Number of live rows fetched by index scans. |
|
Tuple Insert |
Number of rows inserted. |
|
Tuple Update |
Number of rows updated. |
|
Tuple Delete |
Number of rows deleted. |
|
Tuple Hot Update |
Number of rows HOT updated (with no separate index updated). |
|
Live Tuple |
Estimated number of live rows. |
|
Dead Tuple |
Estimated number of dead rows. |
|
Last Vacuum |
Last time at which this table was manually vacuumed (not counting VACUUM FULL). |
|
Last Autovacuum |
Last time at which this table was vacuumed by the autovacuum daemon. |
|
Last Analyze |
Last time at which this table was manually analyzed. |
|
Last Autoanalyze |
Last time at which this table was analyzed by the autovacuum daemon. |
|
Vacuum Count |
Number of times the table has been manually vacuumed (not counting VACUUM FULL). |
|
Autovacuum Count |
Number of times the table has been vacuumed by the autovacuum daemon. |
|
Analyze Count |
Number of times the table has been manually analyzed. |
|
Autoanalyze Count |
Number of times the table has been analyzed by the autovacuum daemon. |
User index stats
|
Column |
Description |
|---|---|
|
Node Name |
Node name. |
|
DB Name |
Database name. |
|
Schema |
Schema name. |
|
Relname |
Relation name. |
|
Index Relname |
Index name. |
|
Index Scan |
Number of index scans initiated on the index. |
|
Index Tuple Read |
Number of index entries returned by scans on the index. |
|
Index Tuple Fetch |
Number of live table rows fetched by simple index scans using the index. |
Bad lock stats
|
Column |
Description |
|---|---|
|
DB Id |
OID of the database. |
|
Tablespace Id |
Tablespace OID. |
|
Relfilenode |
File object ID. |
|
Fork Number |
File type. |
|
Error Count |
Number of failures. |
|
First Time |
First occurrence time. |
|
Last Time |
Last occurrence time. |
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