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Continue to ChatPLS-00201: identifier 'SYS.DBMS_SUPPORT' must be declared https://easyoradba.com/2012/12/30/pls-00201-identifier-sys-dbms_support-must-be-declared/
PLS-00201: identifier 'SYS.DBMS_SUPPORT' must be declared https://easyoradba.com/2012/12/30/pls-00201-identifier-sys-dbms_support-must-be-declared/