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The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function."],"title":"View semantics"},{"paragraphs":["The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function."],"title":"Collection and reset context"},{"code":"SELECT skip_new FROM pg_catalog.pg_stat_recovery_prefetch;","paragraphs":["Example query; no execution result or measured value is asserted."],"title":"Inspect this field"}],"tables":[]}},"RequestedLocale":"zh-Hans","Fallback":true,"Versions":["15","16","17","18","19","20"],"Locales":["en"],"Signatures":null,"Spellings":null,"SQLState":null,"Evidence":null}