jackye1995 commented on code in PR #6807:
URL: https://github.com/apache/iceberg/pull/6807#discussion_r1106001997
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spark/v3.3/spark-extensions/src/main/antlr/org.apache.spark.sql.catalyst.parser.extensions/IcebergSqlExtensions.g4:
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@@ -76,6 +76,7 @@ statement
| ALTER TABLE multipartIdentifier createReplaceBranchClause
#createOrReplaceBranch
| ALTER TABLE multipartIdentifier createReplaceTagClause
#createOrReplaceTag
| ALTER TABLE multipartIdentifier DROP BRANCH (IF EXISTS)? identifier
#dropBranch
+ | ALTER TABLE multipartIdentifier DROP TAG (IF EXISTS)? identifier
#dropTag
Review Comment:
we discussed this in
https://github.com/apache/iceberg/pull/6637#discussion_r1083330167, and the
conclusion was that it is more clear to have them separated.
The current way for separated DROP BRANCH and DROP TAG makes the logic
consistent with CREATE.
Let me know what you think!
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