[jira] [Created] (PHOENIX-2295) NullPointerException when parisng a query with hints in UNION ALL

["Gasper Metelko (JIRA)" <ji...@apache.org>]

Gasper Metelko created PHOENIX-2295:
---------------------------------------

             Summary: NullPointerException when parisng a query with hints in UNION ALL
                 Key: PHOENIX-2295
                 URL: https://issues.apache.org/jira/browse/PHOENIX-2295
             Project: Phoenix
          Issue Type: Bug
    Affects Versions: 4.4.0
         Environment: Linux, phoenix phoenix-4.4.0-HBase-1.1
            Reporter: Gasper Metelko


On the following db objects:
CREATE TABLE table1 (
  id BIGINT,
  col1 VARCHAR,
  col2 VARCHAR,
  CONSTRAINT pk PRIMARY KEY (id)) IMMUTABLE_ROWS=true;
 
CREATE TABLE table2 (
  id BIGINT,
  col1 VARCHAR,
  col2 VARCHAR,
  CONSTRAINT pk PRIMARY KEY (id)) IMMUTABLE_ROWS=true;
 
CREATE INDEX INDEX_TABLE1_COL ON table1 (col1);
 
CREATE INDEX INDEX_TABLE2_COL ON table2 (col1);

explain SELECT /*+ INDEX(table1 INDEX_TABLE1_COL) */ col1, col2 FROM table1 WHERE col1='123' UNION ALL SELECT /*+ INDEX(table2 INDEX_TABLE2_COL) */ col1, col2 FROM table2 WHERE col1='123';

On running the above statment there is a NPE:
java.lang.NullPointerException
        at java.util.ArrayList.addAll(ArrayList.java:559)
        at org.apache.phoenix.iterate.UnionResultIterators.<init>(UnionResultIterators.java:51)
        at org.apache.phoenix.execute.UnionPlan.iterator(UnionPlan.java:131)
        at org.apache.phoenix.execute.UnionPlan.iterator(UnionPlan.java:127)
        at org.apache.phoenix.execute.UnionPlan.getExplainPlan(UnionPlan.java:150)
        at org.apache.phoenix.jdbc.PhoenixStatement$ExecutableExplainStatement.compilePlan(PhoenixStatement.java:424)
        at org.apache.phoenix.jdbc.PhoenixStatement$ExecutableExplainStatement.compilePlan(PhoenixStatement.java:403)
        at org.apache.phoenix.jdbc.PhoenixStatement$1.call(PhoenixStatement.java:246)
        at org.apache.phoenix.jdbc.PhoenixStatement$1.call(PhoenixStatement.java:241)
        at org.apache.phoenix.call.CallRunner.run(CallRunner.java:53)
        at org.apache.phoenix.jdbc.PhoenixStatement.executeQuery(PhoenixStatement.java:240)
        at org.apache.phoenix.jdbc.PhoenixStatement.execute(PhoenixStatement.java:1250)
        at sqlline.Commands.execute(Commands.java:822)
        at sqlline.Commands.sql(Commands.java:732)
        at sqlline.SqlLine.dispatch(SqlLine.java:808)
        at sqlline.SqlLine.begin(SqlLine.java:681)
        at sqlline.SqlLine.start(SqlLine.java:398)
        at sqlline.SqlLine.main(SqlLine.java:292)




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