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The truth table in REQ_null-predicate.adoc is about "NOT" but not about isNullPredicate #970

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kunlinyu opened this issue Dec 25, 2024 · 1 comment

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CQL2

kunlinyu commented Dec 25, 2024

ogcapi-features/cql2/standard/requirements/basic-cql2/REQ_null-predicate.adoc

Line 12 in f3d0ce5

|Predicate |NOT(Predicate)

cportele added the CQL2 label

cportele added this to Features Part 3: Filtering / Common Query Language (CQL2)

github-project-automation bot moved this to To do in Features Part 3: Filtering / Common Query Language (CQL2)

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cportele commented Dec 30, 2024

Yes, this looks like an error. I think the table 3 should be in section 6.2 along the clarification how to evaluate AND and OR.

/req/basic-cql2/null-predicate should specify that IS NULL evaluates to TRUE, if the expression is NULL and otherwise evaluates to FALSE.

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