You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@flink.apache.org by "Jeff Zhang (Jira)" <ji...@apache.org> on 2019/09/04 02:54:00 UTC
[jira] [Created] (FLINK-13951) Unable to call limit without sort
for batch mode
Jeff Zhang created FLINK-13951:
----------------------------------
Summary: Unable to call limit without sort for batch mode
Key: FLINK-13951
URL: https://issues.apache.org/jira/browse/FLINK-13951
Project: Flink
Issue Type: Improvement
Components: Table SQL / API
Affects Versions: 1.9.0
Reporter: Jeff Zhang
Here's the sample code: tenv.sql(select * from a).fetch(n)
{code:java}
Fail to run sql command: select * from a
org.apache.flink.table.api.ValidationException: A limit operation must be preceded by a sort operation.
at org.apache.flink.table.operations.utils.factories.SortOperationFactory.validateAndGetChildSort(SortOperationFactory.java:117)
at org.apache.flink.table.operations.utils.factories.SortOperationFactory.createLimitWithFetch(SortOperationFactory.java:102)
at org.apache.flink.table.operations.utils.OperationTreeBuilder.limitWithFetch(OperationTreeBuilder.java:388)
at org.apache.flink.table.api.internal.TableImpl.fetch(TableImpl.java:406) {code}
--
This message was sent by Atlassian Jira
(v8.3.2#803003)