MetricsDataLoader should handle chukwa record with 0 matched fields
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Key: CHUKWA-324
URL: https://issues.apache.org/jira/browse/CHUKWA-324
Project: Hadoop Chukwa
Issue Type: Improvement
Components: Data Processors
Affects Versions: 0.2.0
Reporter: Eric Yang
Assignee: Eric Yang
Priority: Critical
Fix For: 0.2.0
As seen from postProcess.log:
2009-06-22 12:01:17,946 TRACE pool-1-thread-2 MetricDataLoader - INSERT INTO
mr_job_2059_week SET ON DUPLICATE KEY
UPDATE ;
2009-06-22 12:01:25,957 ERROR pool-1-thread-2 MetricDataLoader -
java.sql.BatchUpdateException: You have an error in
your SQL syntax; check the manual that corresponds to your MySQL server version
for the right syntax to use near 'ON
DUPLICATE KEY UPDATE' at line 1
java.sql.BatchUpdateException: You have an error in your SQL syntax; check the
manual that corresponds to your MySQL
server version for the right syntax to use near 'ON DUPLICATE KEY UPDATE' at
line 1
at com.mysql.jdbc.StatementImpl.executeBatch(StatementImpl.java:1007)
at
org.apache.hadoop.chukwa.dataloader.MetricDataLoader.run(MetricDataLoader.java:484)
at
org.apache.hadoop.chukwa.dataloader.MetricDataLoader.call(MetricDataLoader.java:561)
at
org.apache.hadoop.chukwa.dataloader.MetricDataLoader.call(MetricDataLoader.java:50)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
at java.lang.Thread.run(Thread.java:619)
2009-06-22 12:01:25,957 ERROR pool-1-thread-2 MetricDataLoader - SQLException:
You have an error in your SQL syntax;
check the manual that corresponds to your MySQL server version for the right
syntax to use near 'ON DUPLICATE KEY
UPDATE' at line 1
In this case, MDL should skip the record.
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