If the PIPES_AS_CONCAT is disabled, ‘abc’ || ‘xyz’ results in – InterviewSolution

InterviewSolution

1.	If the PIPES_AS_CONCAT is disabled, ‘abc’ \|\| ‘xyz’ results in ____________(a) 1(b) 0(c) error(d) -1
Answer» Correct choice is (b) 0 Explanation: When the SQL mode PIPES_AS_CONCAT is disabled, the SQL standard ‘\|\|’ operation for string concatenation is not valid in MySQL. Both operands are converted to zero. So the result is zero.

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