Updating salary for different departments using cursor


21-Oct-2019 05:25

TO_CHAR(SQL%ROWCOUNT)); END; / When you need precise control over query processing, you can explicitly declare a cursor in the declarative part of any PL/SQL block, subprogram, or package.For information on the use of PL/SQL records with SQL to update and insert data, see "Inserting PL/SQL Records into the Database" and "Updating the Database with PL/SQL Record Values".

updating salary for different departments using cursor-57

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It is important not to allow one operation to succeed while the other fails.For additional information, including restrictions, on the use of SQL pseudocolumns, see value of a sequence, the sequence is incremented immediately and permanently, whether you commit or roll back the transaction.After creating a sequence, you can use it to generate unique sequence numbers for transaction processing. PUT_LINE ('Initial sequence value: '

If you want precise control over query processing, you can declare an explicit cursor in the declarative part of any PL/SQL block, subprogram, or package.

Single record and single column declare v_ename varchar2(50); Cursor Cur_ename is select empname from emp where empno = 10; begin Open Cur_ename; Fetch Cur_ename into v_ename; dbms_output.put_line(‘Employee Name –Bill In general case cursors are intended for multi-record queries.