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Continue to ChatPartitioning a table online with DBMS_REDEFINITION https://uhesse.com/2010/02/15/partitioning-a-table-online-with-dbms_redefinition/
Partitioning a table online with DBMS_REDEFINITION https://uhesse.com/2010/02/15/partitioning-a-table-online-with-dbms_redefinition/