PG_STATIO_SYS_INDEXES¶
PG_STATIO_SYS_INDEXES displays the I/O status information about all system catalog indexes in the namespace.
Name | Type | Description |
---|---|---|
relid | oid | Table OID for the index |
indexrelid | oid | OID of this index |
schemaname | name | Schema name for the index |
relname | name | Name of the table for this index |
indexrelname | name | Name of this index |
idx_blks_read | bigint | Number of disk blocks read from the index |
idx_blks_hit | bigint | Number of buffer hits in this index |