SNAPSHOT.TABLES_SNAP_TIMESTAMP

TABLES_SNAP_TIMESTAMP records the start time and end time of data collection, as well as corresponding databases, and table objects for all stored WDR snapshots.

Table 1 TABLES_SNAP_TIMESTAMP attributes

Name	Type	Description	Example
snapshot_id	bigint	WDR snapshot ID	1
db_name	text	Database corresponding to a WDR snapshot	tpcc1000
tablename	text	Table corresponding to a WDR snapshot	snap_xc_statio_all_indexes
start_ts	timestamp	Start time of a WDR snapshot	2019-12-28 17:11:27.425849+08
end_ts	timestamp	End time of a WDR snapshot	2019-12-28 17:11:27.707398+08