caicancai commented on code in PR #3746:
URL: https://github.com/apache/calcite/pull/3746#discussion_r1548792006
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testkit/src/main/java/org/apache/calcite/test/SqlOperatorTest.java:
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@@ -7126,6 +7126,9 @@ void checkRegexpExtract(SqlOperatorFixture f0,
FunctionAlias functionAlias) {
"Cannot apply 'ARRAYS_OVERLAP' to arguments of type 'ARRAYS_OVERLAP\\("
+ "<INTEGER ARRAY>, <BOOLEAN>\\)'. Supported form\\(s\\):
'ARRAYS_OVERLAP\\("
+ "<EQUIVALENT_TYPE>, <EQUIVALENT_TYPE>\\)'", false);
+ f.checkNull("arrays_overlap(null, null)");
Review Comment:
@mihaibudiu I tested it on the spark master branch. It seems that the
parameters in arrays_overlap are not allowed to be null, which will cause the
program to crash.
Is this a bug in spark sql?
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