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https://issues.apache.org/jira/browse/DRILL-3640?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16057772#comment-16057772
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ASF GitHub Bot commented on DRILL-3640:
---------------------------------------
Github user laurentgo commented on a diff in the pull request:
https://github.com/apache/drill/pull/858#discussion_r123294241
--- Diff:
exec/jdbc/src/main/java/org/apache/drill/jdbc/impl/DrillStatementImpl.java ---
@@ -38,8 +44,12 @@
// methods for compatibility.)
class DrillStatementImpl extends AvaticaStatement implements
DrillStatement,
DrillRemoteStatement {
+ //Not using the DrillbitContext's ExecutorService as this is threadPool
is light-weight (threads wake up to cancel tasks) but needs a low response time
+ private static ExecutorService queryTimeoutTaskPool =
Executors.newCachedThreadPool(new NamedThreadFactory("q-timeout-"));
--- End diff --
I believe this is unnecessary: DrillClient provides an asynchronous API,
which is used by the JDBC driver, so all the timeout logic could be done
without the use of thread pool. You might want to look at DrillCursor which is
where all the magic happens I believe.
> Drill JDBC driver support Statement.setQueryTimeout(int)
> --------------------------------------------------------
>
> Key: DRILL-3640
> URL: https://issues.apache.org/jira/browse/DRILL-3640
> Project: Apache Drill
> Issue Type: New Feature
> Components: Client - JDBC
> Affects Versions: 1.2.0
> Reporter: Chun Chang
> Assignee: Kunal Khatua
> Fix For: 1.11.0
>
>
> It would be nice if we have this implemented. Run away queries can be
> automatically canceled by setting the timeout.
> java.sql.SQLFeatureNotSupportedException: Setting network timeout is not
> supported.
> at
> org.apache.drill.jdbc.impl.DrillStatementImpl.setQueryTimeout(DrillStatementImpl.java:152)
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