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feat: clarify behavior of is_null, is_not_null, is_nan, is_finite, and is_infinite for nulls #285

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merged 2 commits into from
Sep 2, 2022
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feat: clarify behavior of is_null, is_not_null, is_nan, is_finite, and is_infinite for nulls #285

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fad8733
feat: add options for null and nan checking behaviour
thisisnic Aug 16, 2022
928bf43
feat: update nullability options
thisisnic Sep 1, 2022
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20 changes: 11 additions & 9 deletions extensions/functions_comparison.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -77,53 +77,55 @@ scalar_functions:
return: BOOLEAN
-
name: "is_null"
description: Whether a value is null.
description: Whether a value is null. NaN is not null.
impls:
- args:
- value: any1
return: BOOLEAN
nullability: DECLARED_OUTPUT
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-
name: "is_not_null"
description: Whether a value is not null.
description: Whether a value is not null. NaN is not null.
impls:
- args:
- value: any1
return: BOOLEAN
nullability: DECLARED_OUTPUT
-
name: "is_nan"
description: Whether a value is not a number.
description: Whether a value is not a number. If input is null, output will be null.
impls:
- args:
- value: fp32
nullability: MIRROR
return: BOOLEAN
- args:
- value: fp64
nullability: MIRROR
return: BOOLEAN
-
name: "is_finite"
description: Whether a value is finite (neither infinite nor NaN).
description: Whether a value is finite (neither infinite nor NaN). If input is null, output will be null.
impls:
- args:
- value: fp32
nullability: DECLARED_OUTPUT
nullability: MIRROR
return: BOOLEAN
- args:
- value: fp64
nullability: DECLARED_OUTPUT
nullability: MIRROR
return: BOOLEAN
-
name: "is_infinite"
description: Whether a value is infinite.
description: Whether a value is infinite. If input is null, output will be null.
impls:
- args:
- value: fp32
nullability: DECLARED_OUTPUT
nullability: MIRROR
return: BOOLEAN
- args:
- value: fp64
nullability: DECLARED_OUTPUT
nullability: MIRROR
return: BOOLEAN
-
name: "nullif"
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