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https://issues.apache.org/jira/browse/PHOENIX-2007?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14557074#comment-14557074
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Alicia Ying Shu commented on PHOENIX-2007:
------------------------------------------
When there is no data, "baseType" of subquery expressions could be null which
caused NPE. Uploaded a patch.
> java.sql.SQLException: Encountered exception in sub plan [0] execution
> ----------------------------------------------------------------------
>
> Key: PHOENIX-2007
> URL: https://issues.apache.org/jira/browse/PHOENIX-2007
> Project: Phoenix
> Issue Type: Bug
> Reporter: Alicia Ying Shu
> Assignee: Alicia Ying Shu
>
> During our tests, encountered NPE when there is no data in the table.
> MainThread|2/2 SELECT * FROM (SELECT ID, BIG_ID, DATE_ID FROM
> LARGE_TABLE AS A WHERE (A.ID % 5) = 0) AS A INNER JOIN (SELECT SEC_ID,
> SEC_TINY_ID, SEC_UNSIG_FLOAT_ID FROM SECONDARY_LARGE_TABLE AS B WHERE
> (B.SEC_ID % 5) = 0) AS B ON A.ID=B.SEC_ID WHERE A.DATE_ID > ALL (SELECT
> SEC_DATE_ID FROM SECONDARY_LARGE_TABLE LIMIT 100) AND
> B.SEC_UNSIG_FLOAT_ID = ANY (SELECT sec_unsig_float_id
> FROM SECONDARY_LARGE_TABLE
> WHERE SEC_ID > ALL (SELECT MIN (ID) FROM GRAMMAR_TABLE WHERE UNSIG_ID IS
> NULL) AND SEC_UNSIG_ID < ANY
> (SELECT DISTINCT(UNSIG_ID) FROM LARGE_TABLE WHERE UNSIG_ID<2500) LIMIT 1000)
> AND A.ID < 10000;
> MainThread|[1;31mError: Encountered exception in sub plan [0] execution.
> (state=,code=0)[m
> MainThread|java.sql.SQLException: Encountered exception in sub plan [0]
> execution.
> MainThread|at
> org.apache.phoenix.execute.HashJoinPlan.iterator(HashJoinPlan.java:156)
> MainThread|at
> org.apache.phoenix.jdbc.PhoenixStatement$1.call(PhoenixStatement.java:245)
> MainThread|at
> org.apache.phoenix.jdbc.PhoenixStatement$1.call(PhoenixStatement.java:235)
> MainThread|at org.apache.phoenix.call.CallRunner.run(CallRunner.java:53)
> MainThread|at
> org.apache.phoenix.jdbc.PhoenixStatement.executeQuery(PhoenixStatement.java:234)
> MainThread|at
> org.apache.phoenix.jdbc.PhoenixStatement.execute(PhoenixStatement.java:1158)
> MainThread|at sqlline.Commands.execute(Commands.java:822)
> MainThread|at sqlline.Commands.sql(Commands.java:732)
> MainThread|at sqlline.SqlLine.dispatch(SqlLine.java:808)
> MainThread|at sqlline.SqlLine.runCommands(SqlLine.java:1711)
> MainThread|at sqlline.Commands.run(Commands.java:1285)
> MainThread|at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> MainThread|at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> MainThread|at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> MainThread|at java.lang.reflect.Method.invoke(Method.java:606)
> MainThread|at
> sqlline.ReflectiveCommandHandler.execute(ReflectiveCommandHandler.java:36)
> MainThread|at sqlline.SqlLine.dispatch(SqlLine.java:804)
> MainThread|at sqlline.SqlLine.initArgs(SqlLine.java:613)
> MainThread|at sqlline.SqlLine.begin(SqlLine.java:656)
> MainThread|at sqlline.SqlLine.start(SqlLine.java:398)
> MainThread|at sqlline.SqlLine.main(SqlLine.java:292)
> MainThread|Caused by: java.lang.NullPointerException
> MainThread|at
> org.apache.phoenix.schema.types.PDataType.instantiatePhoenixArray(PDataType.java:1119)
> MainThread|at
> org.apache.phoenix.schema.types.PArrayDataType.instantiatePhoenixArray(PArrayDataType.java:614)
> MainThread|at
> org.apache.phoenix.execute.HashJoinPlan$WhereClauseSubPlan.execute(HashJoinPlan.java:283)
> MainThread|at
> org.apache.phoenix.execute.HashJoinPlan$1.call(HashJoinPlan.java:135)
> MainThread|at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> MainThread|at
> org.apache.phoenix.job.JobManager$InstrumentedJobFutureTask.run(JobManager.java:172)
> MainThread|at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> MainThread|at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> MainThread|at java.lang.Thread.run(Thread.java:745)
> MainThread|[1;31mAborting command set because "force" is false and command
> failed: "SELECT * FROM (SELECT ID, BIG_ID, DATE_ID FROM LARGE_TABLE AS A
> WHERE (A.ID % 5) = 0) AS A INNER JOIN (SELECT SEC_ID, SEC_TINY_ID,
> SEC_UNSIG_FLOAT_ID FROM SECONDARY_LARGE_TABLE AS B WHERE (B.SEC_ID % 5) = 0)
> AS B ON A.ID=B.SEC_ID WHERE A.DATE_ID > ALL (SELECT SEC_DATE_ID FROM
> SECONDARY_LARGE_TABLE LIMIT 100) AND B.SEC_UNSIG_FLOAT_ID = ANY (SELECT
> sec_unsig_float_id FROM
> SECONDARY_LARGE_TABLE WHERE SEC_ID >
> ALL (SELECT MIN (ID) FROM GRAMMAR_TABLE WHERE UNSIG_ID IS NULL) AND
> SEC_UNSIG_ID < ANY (SELECT
> DISTINCT(UNSIG_ID) FROM LARGE_TABLE WHERE UNSIG_ID<2500) LIMIT 1000) AND
> A.ID < 10000;"[m
> MainThread|Closing: org.apache.phoenix.jdbc.PhoenixConnection
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