morningman commented on a change in pull request #2979: Incomplete support
Array type (#2871)
URL: https://github.com/apache/incubator-doris/pull/2979#discussion_r386457002
##########
File path: fe/src/main/java/org/apache/doris/analysis/ExpressionFunctions.java
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@@ -221,6 +221,12 @@ public LiteralExpr invoke(List<Expr> args) throws
AnalysisException {
} else {
throw new IllegalArgumentException("Doris does't support
type:" + argType);
}
+
+ // if args all is NullLiteral
Review comment:
Why not using `argType.isNull()` and put this logic into above `if else`
block?
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