How to wait for 2 seconds?

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情深已故
情深已故 2020-12-22 19:21

How does one cause a delay in execution for a specified number of seconds?

This doesn\'t do it:

WAITFOR DELAY \'00:02\';

What is th

4条回答
  •  一个人的身影
    2020-12-22 20:16

    Try this example:

    exec DBMS_LOCK.sleep(5);
    

    This is the whole script:

    SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "Start Date / Time" FROM DUAL;
    
    exec DBMS_LOCK.sleep(5);
    
    SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "End Date / Time" FROM DUAL;
    

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