ClickHouse/docs/en/functions/conditional_functions.md
2018-03-30 03:15:52 +03:00

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# Conditional functions
## if(cond, then, else), cond ? operator then : else
Returns 'then' if cond !or 'else' if cond = 0.'cond' must be UInt 8, and 'then' and 'else' must be a type that has the smallest common type.