[
https://issues.apache.org/jira/browse/HIVE-5061?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Phabricator updated HIVE-5061:
------------------------------
Attachment: HIVE-5061.D12165.1.patch
navis requested code review of "HIVE-5061 [jira] Row sampling throws NPE when
used in sub-query".
Reviewers: JIRA
HIVE-5061 Row sampling throws NPE when used in sub-query
select * from (select * from src TABLESAMPLE (1 ROWS)) x;
ava.lang.NullPointerException
at
org.apache.hadoop.hive.ql.parse.SplitSample.getTargetSize(SplitSample.java:103)
at
org.apache.hadoop.hive.ql.io.CombineHiveInputFormat.sampleSplits(CombineHiveInputFormat.java:487)
at
org.apache.hadoop.hive.ql.io.CombineHiveInputFormat.getSplits(CombineHiveInputFormat.java:405)
at
org.apache.hadoop.mapred.JobClient.writeOldSplits(JobClient.java:1025)
at org.apache.hadoop.mapred.JobClient.writeSplits(JobClient.java:1017)
at org.apache.hadoop.mapred.JobClient.access$600(JobClient.java:174)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:928)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:881)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1278)
at
org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:881)
at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:855)
at
org.apache.hadoop.hive.ql.exec.mr.ExecDriver.execute(ExecDriver.java:426)
at
org.apache.hadoop.hive.ql.exec.mr.MapRedTask.execute(MapRedTask.java:144)
at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:151)
at
org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:65)
at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1424)
at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1204)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1009)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:878)
at
org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:259)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:216)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:413)
at
org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:781)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:675)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:614)
TEST PLAN
EMPTY
REVISION DETAIL
https://reviews.facebook.net/D12165
AFFECTED FILES
ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
ql/src/test/queries/clientpositive/split_sample.q
ql/src/test/results/clientpositive/split_sample.q.out
MANAGE HERALD RULES
https://reviews.facebook.net/herald/view/differential/
WHY DID I GET THIS EMAIL?
https://reviews.facebook.net/herald/transcript/29061/
To: JIRA, navis
> Row sampling throws NPE when used in sub-query
> ----------------------------------------------
>
> Key: HIVE-5061
> URL: https://issues.apache.org/jira/browse/HIVE-5061
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Reporter: Navis
> Assignee: Navis
> Priority: Minor
> Attachments: HIVE-5061.D12165.1.patch
>
>
> select * from (select * from src TABLESAMPLE (1 ROWS)) x;
> {noformat}
> ava.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.parse.SplitSample.getTargetSize(SplitSample.java:103)
> at
> org.apache.hadoop.hive.ql.io.CombineHiveInputFormat.sampleSplits(CombineHiveInputFormat.java:487)
> at
> org.apache.hadoop.hive.ql.io.CombineHiveInputFormat.getSplits(CombineHiveInputFormat.java:405)
> at
> org.apache.hadoop.mapred.JobClient.writeOldSplits(JobClient.java:1025)
> at org.apache.hadoop.mapred.JobClient.writeSplits(JobClient.java:1017)
> at org.apache.hadoop.mapred.JobClient.access$600(JobClient.java:174)
> at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:928)
> at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:881)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1278)
> at
> org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:881)
> at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:855)
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecDriver.execute(ExecDriver.java:426)
> at
> org.apache.hadoop.hive.ql.exec.mr.MapRedTask.execute(MapRedTask.java:144)
> at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:151)
> at
> org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:65)
> at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1424)
> at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1204)
> at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1009)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:878)
> at
> org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:259)
> at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:216)
> at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:413)
> at
> org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:781)
> at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:675)
> at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:614)
> {noformat}
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