[GitHub] [iceberg] hililiwei commented on a diff in pull request #6637: Spark: Spark SQL Extensions for create tag

["hililiwei (via GitHub)" <gi...@apache.org>]

hililiwei commented on code in PR #6637:
URL: https://github.com/apache/iceberg/pull/6637#discussion_r1083385463


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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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@@ -73,6 +73,7 @@ statement
     | ALTER TABLE multipartIdentifier WRITE writeSpec                                       #setWriteDistributionAndOrdering
     | ALTER TABLE multipartIdentifier SET IDENTIFIER_KW FIELDS fieldList                    #setIdentifierFields
     | ALTER TABLE multipartIdentifier DROP IDENTIFIER_KW FIELDS fieldList                   #dropIdentifierFields
+    | ALTER TABLE multipartIdentifier CREATE TAG identifier (AS OF VERSION snapshotId)?  (RETAIN snapshotRefRetain snapshotRefRetainTimeUnit)? #createTag

Review Comment:
   Agree with @amogh-jahagirdar. 



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