PG_STATIO_ALL_TABLES
PG_STATIO_ALL_TABLES视图将包含当前数据库中每个表(包括TOAST表)的I/O统计信息。
示例:
openGauss=# select * from PG_STATIO_ALL_TABLES;
relid | schemaname | relname | heap_blks_read | heap_blks_hit | idx_blks_read | idx_blks_hit | toast_blks_read | toast_blks_hit | tidx_blks_read | tidx_blks_hit
-------+--------------------+-------------------------------+----------------+---------------+---------------+--------------+-----------------+----------------+----------------+---------------
表 1 PG_STATIO_ALL_TABLES字段
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