[TAJO-2071] Supporting DATE type in Parquet format

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Assignee: Jongyoung Park
• Reporter: Dongkyu Hwangbo
• Created: 01/Feb/16 05:22
• Updated: 11/May/16 05:33
• Resolved: 11/May/16 04:15

Description

Tajo cannot convert table which has DATE typed column with this log (in worker).

2016-01-30 00:00:45,479 ERROR org.apache.tajo.worker.TaskImpl: Cannot convert Tajo type: DATE
java.lang.RuntimeException: Cannot convert Tajo type: DATE
        at org.apache.tajo.storage.parquet.TajoSchemaConverter.convertColumn(TajoSchemaConverter.java:190)
        at org.apache.tajo.storage.parquet.TajoSchemaConverter.convert(TajoSchemaConverter.java:149)
        at org.apache.tajo.storage.parquet.TajoWriteSupport.<init>(TajoWriteSupport.java:53)
        at org.apache.tajo.storage.parquet.TajoParquetWriter.<init>(TajoParquetWriter.java:80)
        at org.apache.tajo.storage.parquet.ParquetAppender.init(ParquetAppender.java:77)
        at org.apache.tajo.engine.planner.physical.StoreTableExec.openNewFile(StoreTableExec.java:113)
        at org.apache.tajo.engine.planner.physical.StoreTableExec.init(StoreTableExec.java:78)
        at org.apache.tajo.worker.TaskImpl.run(TaskImpl.java:418)
        at org.apache.tajo.worker.TaskContainer.run(TaskContainer.java:65)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
2016-01-30 00:00:45,479 ERROR org.apache.tajo.worker.TaskContainer:
java.lang.NullPointerException
        at org.apache.tajo.storage.parquet.ParquetAppender.getStats(ParquetAppender.java:135)
        at org.apache.tajo.engine.planner.physical.StoreTableExec.close(StoreTableExec.java:150)
        at org.apache.tajo.worker.TaskImpl.run(TaskImpl.java:431)
        at org.apache.tajo.worker.TaskContainer.run(TaskContainer.java:65)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)

Issue Links

• is related to: TAJO-2073 Upgrade parquet-mr to 1.8.1