NullWhen

Table of Contents



Returns null when the value equals compareToValue, otherwise returns the value.

String NullWhen(String value, String compareToValue)

round-pushpin Returns null and 'x'.
SELECT NullWhen('x', 'x') as A, NullWhen('x', 'y') as B FROM Single




SQL :: IsDouble
Returns true (1) if the given value can be converted to a decimal number.
SQL :: IsEmpty
Returns true (1) if the given value is null or an empty string.
SQL :: IsEqual
Returns true (1) if the two given values are equal. The comparison is case-sensitive.
SQL :: IsGreater
Returns true (1) if the first value is greater than the second.
SQL :: IsGreaterOrEqual
Returns true (1) if the first value is greater than or equal to the second.
SQL :: IsInteger
Returns true (1) if the given value is a whole number, with an optional leading sign.
SQL :: IsLess
Returns true (1) if the first value is less than the second.
SQL :: IsLessOrEqual
Returns true (1) if the first value is less than or equal to the second.
SQL :: IsLike
Returns true (1) if the text matches the pattern. The pattern uses the same wildcards as Like: % matches any number of characters and _ matches a single character.
SQL :: IsNotBetween
Returns true (1) if the value is outside of the given range. The range boundaries are considered inside the range.