The SQL CASE Statement
The SQL CASE Statement
The CASE statement goes through conditions and returns a value when the first condition is met (like an IF-THEN-ELSE statement). So, once a condition is true, it will stop reading and return the result. If no conditions are tr...See more
ue, it returns the value in the ELSE clause.
If there is no ELSE part and no conditions are true, it returns NULL.
CASE Syntax
CASE
WHEN condition1 THEN result1
WHEN condition2 THEN result2
WHEN conditionN THEN resultN
ELSE result
END;
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