[jira] [Updated] (DRILL-2628) sqlline hangs and then asserts when trying to execute anything on a dead JDBC connection

["Parth Chandra (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-2628?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Parth Chandra updated DRILL-2628:
---------------------------------
    Fix Version/s: 1.1.0

> sqlline hangs and then asserts when trying to execute anything on a dead JDBC connection
> ----------------------------------------------------------------------------------------
>
>                 Key: DRILL-2628
>                 URL: https://issues.apache.org/jira/browse/DRILL-2628
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Client - JDBC
>    Affects Versions: 0.8.0
>            Reporter: Victoria Markman
>            Assignee: Daniel Barclay (Drill)
>             Fix For: 1.1.0
>
>
> Here is what I'm observing:
> 1. Start drill
> 2. Start sqlline
> 3. Run couple of queries
> 4. Bounce drill
> 5. Run in sqlline: "use dfs.temp"
> It hangs and after some time throws an exception:
> {code}
> 0: jdbc:drill:schema=dfs> use dfs.joins_views;
> java.lang.AssertionError
>         at org.apache.drill.jdbc.DrillResultSet.execute(DrillResultSet.java:111)
>         at org.apache.drill.jdbc.DrillResultSet.execute(DrillResultSet.java:49)
>         at net.hydromatic.avatica.AvaticaConnection.executeQueryInternal(AvaticaConnection.java:404)
>         at net.hydromatic.avatica.AvaticaStatement.executeQueryInternal(AvaticaStatement.java:351)
>         at net.hydromatic.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:338)
>         at net.hydromatic.avatica.AvaticaStatement.execute(AvaticaStatement.java:69)
>         at sqlline.SqlLine$Commands.execute(SqlLine.java:3755)
>         at sqlline.SqlLine$Commands.sql(SqlLine.java:3663)
>         at sqlline.SqlLine.dispatch(SqlLine.java:889)
>         at sqlline.SqlLine.begin(SqlLine.java:763)
>         at sqlline.SqlLine.start(SqlLine.java:498)
>         at sqlline.SqlLine.main(SqlLine.java:460)
> {code}
> Comment on a dead JDBC connection is a speculation on my part. I don't know what is actually happening.



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