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v3.1

Documentation:v3.1

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STATIO_ALL_TABLES

STATIO_ALL_TABLES contains one row for each table (including TOAST tables) in the current database, showing I/O statistics about specific tables.

Table 1 STATIO_ALL_TABLES columns

Name Type Description
relid oid Table OID
schemaname name Name of the schema that the table is in
relname name Table name
heap_blks_read bigint Number of disk blocks read from the table
heap_blks_hit bigint Number of cache hits in the table
idx_blks_read bigint Number of disk blocks read from all indexes in the table
idx_blks_hit bigint Number of cache hits in indexes in the table
toast_blks_read bigint Number of disk blocks read from the TOAST table (if any) in the table
toast_blks_hit bigint Number of buffer hits in the TOAST table (if any) in the table
tidx_blks_read bigint Number of disk blocks read from the TOAST table index (if any) in the table
tidx_blks_hit bigint Number of buffer-hits in the TOAST table index (if any) in the table
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