Huaxin Gao created SPARK-33137:
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Summary: Support ALTER TABLE in JDBC v2 Table Catalog: update type
and nullability of columns (PostgreSQL dialect)
Key: SPARK-33137
URL: https://issues.apache.org/jira/browse/SPARK-33137
Project: Spark
Issue Type: Sub-task
Components: SQL
Affects Versions: 3.1.0
Reporter: Huaxin Gao
Override the default SQL strings for:
ALTER TABLE UPDATE COLUMN TYPE
ALTER TABLE UPDATE COLUMN NULLABILITY
in the following PostgreSQL JDBC dialect according to official documentation.
Write PostgreSQL integration tests for JDBC.
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