ORA-06547
        RETURNING clause must be used with INSERT, UPDATE, DELETE, or MERGE statements.
        
        
        Cause
        EXECUTE IMMEDIATE with a RETURNING clause is used to execute dynamic UPDATE, INSERT, DELETE, or MERGE statements only.
        Action
        Use the RETURNING clause in EXECUTE IMMEDIATE for INSERT, UPDATE, DELETE, or MERGE statements only. For other statements, use the USING clause instead.
        
     
    
    
        ORA-06547
        RETURNING clause must be used with INSERT, UPDATE, or DELETE statements
        
        
        Cause
        EXECUTE IMMEDIATE with a RETURNING clause is used to execute dynamic UPDATE, INSERT, or DELETE statements only.
        Action
        use RETURNING clause in EXECUTE IMMEDIATE for INSERT, UPDATE, or DELETE statements only.  For other statements, use USING clause instead.
        
     
    
    
        ORA-06547
        RETURNING clause must be used with INSERT, UPDATE, or DELETE statements
        
        
        Cause
        EXECUTE IMMEDIATE with a RETURNING clause is used to execute dynamic UPDATE, INSERT, or DELETE statements only.
        Action
        use RETURNING clause in EXECUTE IMMEDIATE for INSERT, UPDATE, or DELETE statements only.  For other statements, use USING clause instead.