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b: Otherwise, it expects the guarantee will be ensured to exteran connector implemteratomicity to be guaranteed by external connector implementation. The Flink will generate a insert job according to the table subquery in REPLACE TABLE AS
statment, and call method #begainTransanction before TwoPhaseCommitCatalogTable#begainTransanction
before the insert job start, call method #commit after TwoPhaseCommitCatalogTable#commit
after the job finish, call method #abort if TwoPhaseCommitCatalogTable#abort
if the job fail or canceled.
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