hanyuzheng7 commented on code in PR #22951:
URL: https://github.com/apache/flink/pull/22951#discussion_r1484422529
##########
flink-table/flink-table-common/src/main/java/org/apache/flink/table/functions/BuiltInFunctionDefinitions.java:
##########
@@ -231,6 +232,21 @@ ANY, and(logical(LogicalTypeRoot.BOOLEAN), LITERAL)
"org.apache.flink.table.runtime.functions.scalar.ArrayContainsFunction")
.build();
+ public static final BuiltInFunctionDefinition ARRAY_SORT =
+ BuiltInFunctionDefinition.newBuilder()
+ .name("ARRAY_SORT")
+ .kind(SCALAR)
+ .inputTypeStrategy(
+ or(
+ sequence(new
ArrayComparableElementArgumentTypeStrategy()),
+ sequence(
+ new
ArrayComparableElementArgumentTypeStrategy(),
+ logical(LogicalTypeRoot.BOOLEAN))))
Review Comment:
Hi, @dawidwys , from the description, if the second argument is null, we
will return NULL.
`SELECT ARRAY_SLICE(['a', 'b', 'c', 'd', 'e'], null)
null
`
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