Help Center/ GaussDB/ Developer Guide(Distributed_3.x)/ SQL Reference/ Functions and Operators/ System Administration Functions/ Dual-Cluster DR Control Functions

Updated on 2024-05-07 GMT+08:00

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Dual-Cluster DR Control Functions

gs_hadr_do_switchover()
Description: Truncates services during a planned switchover in the primary cluster in the remote DR scenario.

Return type: Boolean, indicating whether the service truncation is successful and whether the switchover process can be performed normally.
gs_streaming_dr_in_switchover()
Description: Truncates services during a planned switchover in the primary cluster in streaming replication-based remote DR solutions.

Return type: Boolean, indicating whether the service truncation is successful and whether the switchover process can be performed normally.

Parent topic: System Administration Functions

Previous topic: Backup and Restoration Control Functions

Next topic: Dual-Cluster DR Query Functions

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