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Time spent waiting for read operations in milliseconds (if track_io_timing is enabled and object is not wal, or if track_wal_io_timing is enabled and object is wal, otherwise zero)

此版本暂无所选语言的定义，以下显示原始英文内容。

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pg_stat_io

Field

read_time

SQL type

double precision

Units named in the field definition

milliseconds

Reset observation

Time at which these statistics were last reset.

documented

true

field

read_time

manual path

/docs/18/monitoring-stats.html

signature

SELECT read_time FROM pg_catalog.pg_stat_io;

source only

false

sql type

double precision

units mentioned

milliseconds

view

pg_stat_io