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The I/O type that the data is read from or written to: FILE, PROGRAM, PIPE (for COPY FROM STDIN and COPY TO STDOUT), or CALLBACK (used for example during the initial table synchronization in logical replication).

此版本暂无所选语言的定义，以下显示原始英文内容。

View

pg_stat_progress_copy

Field

type

SQL type

text

Units named in the field definition

Not specified

Reset observation

No stats_reset field is documented for this view

documented

true

field

type

manual path

/docs/18/progress-reporting.html

signature

SELECT type FROM pg_catalog.pg_stat_progress_copy;

source only

false

sql type

text

units mentioned

未知

view

pg_stat_progress_copy