babelfish-for-postgresql / babelfish_extensions / 10071838316

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Block cross-db 'SELECT ... INTO table FROM ...' statement (#2744)

Before this commit, Cross-db 'SELECT ... INTO table FROM ...' was allowed to be executed unintentionally since it was missed to be blocked when cross-db DMLs got supported. Due to this unblocked behaviour, It creates a table whose owner is current session's login since internally cross-db statement execution sets current role to current session's login.

This commit blocks cross-db 'SELECT ... INTO table FROM ...' statement by adding relevant check on ANTLR parser.

Task: BABEL-4934

Signed-off-by: Harsh Lunagariya lunharsh@amazon.com

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