zhangstar333 commented on code in PR #8877:
URL: https://github.com/apache/incubator-doris/pull/8877#discussion_r847915588
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fe/fe-core/src/main/java/org/apache/doris/catalog/FunctionSet.java:
##########
@@ -2336,6 +2336,10 @@ private void initAggregateBuiltins() {
prefix + OFFSET_FN_UPDATE_SYMBOL.get(t),
null, null, null, true));
+ addBuiltin(AggregateFunction.createAnalyticBuiltin(
+ "nth_value", Lists.newArrayList(t, Type.BIGINT, t), t, t,
Review Comment:
It seems that MySQL has no default value and directly returns null
##########
fe/fe-core/src/main/java/org/apache/doris/catalog/FunctionSet.java:
##########
@@ -2336,6 +2336,10 @@ private void initAggregateBuiltins() {
prefix + OFFSET_FN_UPDATE_SYMBOL.get(t),
null, null, null, true));
+ addBuiltin(AggregateFunction.createAnalyticBuiltin(
+ "nth_value", Lists.newArrayList(t, Type.BIGINT, t), t, t,
Review Comment:
It seems that MySQL has no default value and directly returns null
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