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CURRENT_TIMESTAMP (Transact-SQL) [!INCLUDE sql-asdb-asdbmi-asa-pdw-fabricse-fabricdw] This function returns the current database system timestamp as a datetime value, without the database time zone ...
Before executing FLASHBACK CLUSTER TO TIMESTAMP, TiDB disconnects all related connections and prohibits read and write operations on these tables until the FLASHBACK CLUSTER statement is completed.