Add guc hot_dr for hot standby #1308
Merged
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Fixes #ISSUE_Number
What does this PR do?
The most of feature is done by upsteam, but hot DR qd can not
organzie cdbcomponent by
gp_segment_configurationrel. Definea boolean GUC name as
hot_dr, if thehot_drenable, readcluster infor from segconf file.
Type of Change
Breaking Changes
Test Plan
make installcheckmake -C src/test installcheck-cbdb-parallelImpact
Performance:
User-facing changes:
Dependencies:
Checklist
Additional Context
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