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From "Khurram Faraaz (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-4686) Aggregation query over HBase table results in IllegalStateException: Failure while reading vector
Date Thu, 19 May 2016 06:52:13 GMT
Khurram Faraaz created DRILL-4686:
-------------------------------------

             Summary: Aggregation query over HBase table results in IllegalStateException:
Failure while reading vector
                 Key: DRILL-4686
                 URL: https://issues.apache.org/jira/browse/DRILL-4686
             Project: Apache Drill
          Issue Type: Bug
          Components: Query Planning & Optimization
    Affects Versions: 1.7.0
         Environment: 4 node cluster CentOS
            Reporter: Khurram Faraaz


Aggregation query over HBase table from Drill 1.7.0 returns IllegalStateException
Drill version 1.7.0-SNAPSHOT,  commit ID : 09b26277

{noformat}
put 'browser_action2', '1','v:e0', 'abc1';
put 'browser_action2', '2','v:e0', 'abc2';
put 'browser_action2', '3','v:e0', 'abc3';
put 'browser_action2', '4','v:e0', 'abc4';
put 'browser_action2', '5','v:e0', 'abc5';
put 'browser_action2', '6','v:e0', 'abc6';
put 'browser_action2', '7','v:e0', 'abc7';
put 'browser_action2', '8','v:e0', 'abc8';
put 'browser_action2', '9','v:e0', 'abc9';
put 'browser_action2', '10','v:e0', 'abc10';
{noformat}

{noformat}
[root@centos-01 ~]# hbase shell
HBase Shell; enter 'help<RETURN>' for list of supported commands.
Type "exit<RETURN>" to leave the HBase Shell
Version 1.1.1-mapr-1602-SNAPSHOT, r05ceb750d7ac9decac18e92650fedc0e86d85c7a, Mon Mar 28 18:32:45
UTC 2016

Not all HBase shell commands are applicable to MapR tables.
Consult MapR documentation for the list of supported commands.

hbase(main):001:0> scan 'browser_action2'
ROW                                COLUMN+CELL
 1                                 column=v:e0, timestamp=1463589516782, value=abc1
 10                                column=v:e0, timestamp=1463589516916, value=abc10
 2                                 column=v:e0, timestamp=1463589516809, value=abc2
 3                                 column=v:e0, timestamp=1463589516829, value=abc3
 4                                 column=v:e0, timestamp=1463589516834, value=abc4
 5                                 column=v:e0, timestamp=1463589516847, value=abc5
 6                                 column=v:e0, timestamp=1463589516861, value=abc6
 7                                 column=v:e0, timestamp=1463589516874, value=abc7
 8                                 column=v:e0, timestamp=1463589516896, value=abc8
 9                                 column=v:e0, timestamp=1463589516905, value=abc9
10 row(s) in 0.7970 seconds

hbase(main):002:0>
{noformat}

{noformat}
0: jdbc:drill:schema=dfs.tmp> use hbase;
+-------+------------------------------------+
|  ok   |              summary               |
+-------+------------------------------------+
| true  | Default schema changed to [hbase]  |
+-------+------------------------------------+
1 row selected (0.327 seconds)
0: jdbc:drill:schema=dfs.tmp> show tables;
+---------------+---------------------+
| TABLE_SCHEMA  |     TABLE_NAME      |
+---------------+---------------------+
| hbase         | browser_action2     |
| hbase         | fewtypes_null       |
| hbase         | fewtypes_null_hive  |
| hbase         | hbase_student       |
| hbase         | hbase_voter         |
| hbase         | hbvoter             |
| hbase         | hive_hbase          |
| hbase         | student             |
| hbase         | voter               |
+---------------+---------------------+
9 rows selected (1.597 seconds)
0: jdbc:drill:schema=dfs.tmp> describe browser_action2;
+--------------+------------+--------------+
| COLUMN_NAME  | DATA_TYPE  | IS_NULLABLE  |
+--------------+------------+--------------+
| row_key      | ANY        | NO           |
| v            | MAP        | NO           |
+--------------+------------+--------------+
2 rows selected (1.669 seconds)
0: jdbc:drill:schema=dfs.tmp> select  CONVERT_FROM(a.`v`.`e0`, 'UTF8') as k from hbase.browser_action2
a;
+--------+
|   k    |
+--------+
| abc6   |
| abc5   |
| abc3   |
| abc7   |
| abc1   |
| abc10  |
| abc9   |
| abc2   |
| abc8   |
| abc4   |
+--------+
10 rows selected (0.924 seconds)
0: jdbc:drill:schema=dfs.tmp> select CONVERT_FROM(a.`v`.`e0`, 'UTF8') as k, count(a.`v`.`e0`)
p from hbase.browser_action2 a where a.row_key > '0'  group by a.`v`.`e0`;
Error: SYSTEM ERROR: IllegalStateException: Failure while reading vector.  Expected vector
class of org.apache.drill.exec.vector.NullableIntVector but was holding vector class org.apache.drill.exec.vector.NullableVarBinaryVector,
field= $f0(VARBINARY:OPTIONAL)[$bits$(UINT1:REQUIRED), $f0(VARBINARY:OPTIONAL)[$offsets$(UINT4:REQUIRED)]]

Fragment 2:3

[Error Id: 5c0c8dc2-141b-4a2c-ba7e-008693fe4273 on centos-02.qa.lab:31010] (state=,code=0)
0: jdbc:drill:schema=dfs.tmp>
{noformat}

Explain plan for the above failing query
{noformat}
0: jdbc:drill:schema=dfs.tmp> explain plan for select CONVERT_FROM(a.`v`.`e0`, 'UTF8')
as k, count(a.`v`.`e0`) p from hbase.browser_action2 a where a.row_key > '0'  group by
a.`v`.`e0`;
+------+------+
| text | json |
+------+------+
| 00-00    Screen
00-01      Project(k=[$0], p=[$1])
00-02        UnionExchange
01-01          Project(k=[CONVERT_FROMUTF8($0)], p=[$1])
01-02            HashAgg(group=[{0}], p=[$SUM0($1)])
01-03              Project($f0=[$0], p=[$1])
01-04                HashToRandomExchange(dist0=[[$0]])
02-01                  UnorderedMuxExchange
03-01                    Project($f0=[$0], p=[$1], E_X_P_R_H_A_S_H_F_I_E_L_D=[hash32AsDouble($0)])
03-02                      HashAgg(group=[{0}], p=[COUNT($0)])
03-03                        Project($f0=[ITEM($1, 'e0')])
03-04                          Scan(groupscan=[HBaseGroupScan [HBaseScanSpec=HBaseScanSpec
[tableName=browser_action2, startRow=0\x00, stopRow=, filter=null], columns=[`*`]]])
{noformat}

Java code used to create table in HBase
{noformat}
public class PutIntDataToHBase {
    public static void main(String args[]) throws IOException {
        Configuration conf = HBaseConfiguration.create();
        conf.set("hbase.zookeeper.property.clientPort","5181");
        HBaseAdmin admin = new HBaseAdmin(conf);
        if (admin.tableExists("browser_action2")) {
            admin.disableTable("browser_action2");
            admin.deleteTable("browser_action2");
        }

        byte[][] SPLIT_KEYS = {{'0'},{'1'},{'2'},{'3'},{'4'},{'5'},{'6'},{'7'},{'8'},{'9'}};
        HTableDescriptor tableDesc = new
            HTableDescriptor(TableName.valueOf("browser_action2"));

        tableDesc.addFamily(new HColumnDescriptor("v"));
        admin.createTable(tableDesc,SPLIT_KEYS);

    }
}
{noformat}

Stack trace from drillbit.log

{noformat}
2016-05-19 06:11:31,906 [28c2a6ec-c264-23a9-c1d3-d8d0d174ca57:frag:2:3] ERROR o.a.d.e.w.fragment.FragmentExecutor
- SYSTEM ERROR: IllegalStateException: Failure while reading vector.  Expected vector class
of org.apache.drill.exec.vector.NullableIntVector but was holding vector class org.apache.drill.exec.vector.NullableVarBinaryVector,
field= $f0(VARBINARY:OPTIONAL)[$bits$(UINT1:REQUIRED), $f0(VARBINARY:OPTIONAL)[$offsets$(UINT4:REQUIRED)]]

Fragment 2:3

[Error Id: 5c0c8dc2-141b-4a2c-ba7e-008693fe4273 on centos-02.qa.lab:31010]
org.apache.drill.common.exceptions.UserException: SYSTEM ERROR: IllegalStateException: Failure
while reading vector.  Expected vector class of org.apache.drill.exec.vector.NullableIntVector
but was holding vector class org.apache.drill.exec.vector.NullableVarBinaryVector, field=
$f0(VARBINARY:OPTIONAL)[$bits$(UINT1:REQUIRED), $f0(VARBINARY:OPTIONAL)[$offsets$(UINT4:REQUIRED)]]

Fragment 2:3

[Error Id: 5c0c8dc2-141b-4a2c-ba7e-008693fe4273 on centos-02.qa.lab:31010]
        at org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:543)
~[drill-common-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor.sendFinalState(FragmentExecutor.java:318)
[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor.cleanup(FragmentExecutor.java:185)
[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:287)
[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
[drill-common-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[na:1.7.0_45]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[na:1.7.0_45]
        at java.lang.Thread.run(Thread.java:744) [na:1.7.0_45]
Caused by: java.lang.IllegalStateException: Failure while reading vector.  Expected vector
class of org.apache.drill.exec.vector.NullableIntVector but was holding vector class org.apache.drill.exec.vector.NullableVarBinaryVector,
field= $f0(VARBINARY:OPTIONAL)[$bits$(UINT1:REQUIRED), $f0(VARBINARY:OPTIONAL)[$offsets$(UINT4:REQUIRED)]]
        at org.apache.drill.exec.record.VectorContainer.getValueAccessorById(VectorContainer.java:290)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.record.RecordBatchLoader.getValueAccessorById(RecordBatchLoader.java:178)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.unorderedreceiver.UnorderedReceiverBatch.getValueAccessorById(UnorderedReceiverBatch.java:135)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.test.generated.PartitionerGen953$OutgoingRecordBatch.doSetup(PartitionerTemplate.java:64)
~[na:na]
        at org.apache.drill.exec.test.generated.PartitionerGen953$OutgoingRecordBatch.initializeBatch(PartitionerTemplate.java:358)
~[na:na]
        at org.apache.drill.exec.test.generated.PartitionerGen953.flushOutgoingBatches(PartitionerTemplate.java:163)
~[na:na]
        at org.apache.drill.exec.physical.impl.partitionsender.PartitionerDecorator$FlushBatchesHandlingClass.execute(PartitionerDecorator.java:266)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.partitionsender.PartitionerDecorator.executeMethodLogic(PartitionerDecorator.java:138)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.partitionsender.PartitionerDecorator.flushOutgoingBatches(PartitionerDecorator.java:82)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.partitionsender.PartitionSenderRootExec.innerNext(PartitionSenderRootExec.java:183)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94) ~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:257)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:251)
~[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        at java.security.AccessController.doPrivileged(Native Method) ~[na:1.7.0_45]
        at javax.security.auth.Subject.doAs(Subject.java:415) ~[na:1.7.0_45]
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1595)
~[hadoop-common-2.7.0-mapr-1602.jar:na]
        at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:251)
[drill-java-exec-1.7.0-SNAPSHOT.jar:1.7.0-SNAPSHOT]
        ... 4 common frames omitted
{noformat}



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