Jingsong Lee created FLINK-19062:
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Summary: Improve alter table DDL
Key: FLINK-19062
URL: https://issues.apache.org/jira/browse/FLINK-19062
Project: Flink
Issue Type: New Feature
Components: Table SQL / API
Reporter: Jingsong Lee
Support:
* ALTER TABLE table_name UNSET TBLPROPERTIES (key)
* ALTER TABLE table_name CHANGE [COLUMN] col_old_name col_new_name column_type
[COMMENT col_comment]
* ALTER TABLE table_name add `column` ...
* ALTER TABLE table_name replace `column` ...
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