Question
What does the expression 'if(now()=sysdate(),sleep(15),0)' do in an SQL context?
It compares the current date with the system date and delays for 15 seconds if they are not equal.
It checks if the current time equals the system date and pauses execution for 15 seconds if true.
It always pauses execution for 15 seconds regardless of the date.
It immediately terminates the process if the current time equals the system date.
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