[
https://issues.apache.org/jira/browse/DRILL-4312?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Volodymyr Vysotskyi resolved DRILL-4312.
----------------------------------------
Resolution: Cannot Reproduce
Fix Version/s: 1.16.0
> JDBC PlugIN - MySQL Causes errors in Drill INFORMATION_SCHEMA
> -------------------------------------------------------------
>
> Key: DRILL-4312
> URL: https://issues.apache.org/jira/browse/DRILL-4312
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - JDBC, Storage - Other
> Affects Versions: 1.4.0
> Reporter: Andries Engelbrecht
> Priority: Major
> Fix For: 1.16.0
>
>
> When connecting MySQL with the JDBC PlugIn queries to INFORMATION_SCHEMA
> fails. Specifically for COLUMNS and on mysql.performance_schema.
> {query}
> SELECT DISTINCT TABLE_SCHEMA as NAME_SPACE, TABLE_NAME as TAB_NAME FROM
> INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA <>'INFORMATION_SCHEMA' and
> TABLE_SCHEMA <> 'sys';
> {/query}
> {result}
> Error: SYSTEM ERROR: MySQLSyntaxErrorException: Unknown table engine
> 'PERFORMANCE_SCHEMA'
> Fragment 0:0
> {/result}
> {query}
> 0: jdbc:drill:> select * from INFORMATION_SCHEMA.`COLUMNS` where TABLE_SCHEMA
> = 'mysql.performance_schema';
> {/query}
> {result}
> Error: SYSTEM ERROR: MySQLSyntaxErrorException: Unknown table engine
> 'PERFORMANCE_SCHEMA'
> Fragment 0:0
> {/result}
> {drillbit.log}
> [Error Id: 45d23eb8-0bcf-41e2-84e2-4626e7fb0d33 on drilldemo:31010]
> at
> org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:534)
> ~[drill-common-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.sendFinalState(FragmentExecutor.java:321)
> [drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.cleanup(FragmentExecutor.java:184)
> [drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:290)
> [drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
> [drill-common-1.4.0.jar:1.4.0]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_51]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_51]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_51]
> Caused by: java.lang.RuntimeException: Exception while reading definition of
> table 'cond_instances'
> at
> org.apache.calcite.adapter.jdbc.JdbcTable.getRowType(JdbcTable.java:103)
> ~[calcite-core-1.4.0-drill-1.4.0-mapr-r1.jar:1.4.0-drill-1.4.0-mapr-r1]
> at
> org.apache.drill.exec.store.ischema.RecordGenerator.scanSchema(RecordGenerator.java:140)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.store.ischema.RecordGenerator.scanSchema(RecordGenerator.java:120)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.store.ischema.RecordGenerator.scanSchema(RecordGenerator.java:120)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.store.ischema.RecordGenerator.scanSchema(RecordGenerator.java:108)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.store.ischema.SelectedTable.getRecordReader(SelectedTable.java:57)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.store.ischema.InfoSchemaBatchCreator.getBatch(InfoSchemaBatchCreator.java:36)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.store.ischema.InfoSchemaBatchCreator.getBatch(InfoSchemaBatchCreator.java:30)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:147)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:170)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:127)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:170)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRootExec(ImplCreator.java:101)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getExec(ImplCreator.java:79)
> ~[drill-java-exec-1.4.0.jar:1.4.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:230)
> [drill-java-exec-1.4.0.jar:1.4.0]
> ... 4 common frames omitted
> Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown
> table engine 'PERFORMANCE_SCHEMA'
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method) ~[na:1.8.0_51]
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> ~[na:1.8.0_51]
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> ~[na:1.8.0_51]
> at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
> ~[na:1.8.0_51]
> at com.mysql.jdbc.Util.handleNewInstance(Util.java:404)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.Util.getInstance(Util.java:387)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:939)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3878)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3814)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2547)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2505)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1370)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at
> com.mysql.jdbc.DatabaseMetaData$2.forEach(DatabaseMetaData.java:2415)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at
> com.mysql.jdbc.DatabaseMetaData$2.forEach(DatabaseMetaData.java:2313)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at com.mysql.jdbc.IterateBlock.doForAll(IterateBlock.java:50)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at
> com.mysql.jdbc.DatabaseMetaData.getColumns(DatabaseMetaData.java:2311)
> ~[mysql-connector-java-5.1.38-bin.jar:5.1.38]
> at
> org.apache.commons.dbcp.DelegatingDatabaseMetaData.getColumns(DelegatingDatabaseMetaData.java:218)
> ~[commons-dbcp-1.4.jar:1.4]
> at
> org.apache.calcite.adapter.jdbc.JdbcSchema.getRelDataType(JdbcSchema.java:253)
> ~[calcite-core-1.4.0-drill-1.4.0-mapr-r1.jar:1.4.0-drill-1.4.0-mapr-r1]
> at
> org.apache.calcite.adapter.jdbc.JdbcSchema.getRelDataType(JdbcSchema.java:245)
> ~[calcite-core-1.4.0-drill-1.4.0-mapr-r1.jar:1.4.0-drill-1.4.0-mapr-r1]
> at
> org.apache.calcite.adapter.jdbc.JdbcTable.getRowType(JdbcTable.java:97)
> ~[calcite-core-1.4.0-drill-1.4.0-mapr-r1.jar:1.4.0-drill-1.4.0-mapr-r1]
> ... 18 common frames omitted
> 2016-01-27 03:32:11,254 [CONTROL-rpc-event-queue] WARN
> o.a.drill.exec.work.foreman.Foreman - Dropping request to move to COMPLETED
> state as query is already at FAILED state (which is terminal).
> 2016-01-27 03:32:11,255 [CONTROL-rpc-event-queue] WARN
> o.a.d.e.w.b.ControlMessageHandler - Dropping request to cancel fragment.
> 29584453-e69f-ed0a-7401-7a278aa54475:0:0 does not exist.
> {/log}
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