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https://issues.apache.org/jira/browse/FLINK-7491?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16181110#comment-16181110
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ASF GitHub Bot commented on FLINK-7491:
---------------------------------------
Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/4585#discussion_r141112340
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/runtime/aggregate/AggregateUtil.scala
---
@@ -1414,8 +1414,29 @@ object AggregateUtil {
aggregates(index) = udagg.getFunction
accTypes(index) = udagg.accType
- case unSupported: SqlAggFunction =>
- throw new TableException(s"unsupported Function:
'${unSupported.getName}'")
+ case other: SqlAggFunction =>
+ if (other.getKind == SqlKind.COLLECT) {
+ aggregates(index) = sqlTypeName match {
+ case TINYINT =>
+ new ByteCollectAggFunction
+ case SMALLINT =>
+ new ShortCollectAggFunction
+ case INTEGER =>
+ new IntCollectAggFunction
+ case BIGINT =>
+ new LongCollectAggFunction
+ case VARCHAR | CHAR =>
+ new StringCollectAggFunction
+ case FLOAT =>
+ new FloatCollectAggFunction
+ case DOUBLE =>
+ new DoubleCollectAggFunction
+ case _ =>
+ new ObjectCollectAggFunction
+ }
+ } else {
--- End diff --
else case can be removed because we keep the catch all.
> Support COLLECT Aggregate function in Flink SQL
> -----------------------------------------------
>
> Key: FLINK-7491
> URL: https://issues.apache.org/jira/browse/FLINK-7491
> Project: Flink
> Issue Type: New Feature
> Components: Table API & SQL
> Reporter: Shuyi Chen
> Assignee: Shuyi Chen
>
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