ORA-31470: asynchronous change tables must contain the RSID$ column
Cause: If creating an asynchronous change table, the RSID was set to 'N'. If altering an asynchronous change table with an operation parameter of 'DROP' RSID was set to 'Y'
Action: When creating asynchronous change tables, always specify 'Y' for the RSID parameter. When altering asynchronous change tables always specify 'N' for RSID
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