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Posted to issues@hive.apache.org by "Dmitry Tolpeko (JIRA)" <ji...@apache.org> on 2017/09/11 09:19:00 UTC
[jira] [Assigned] (HIVE-14416) NPE trying to move results of a
subselect into an RDBMS using HPL/SQL
[ https://issues.apache.org/jira/browse/HIVE-14416?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dmitry Tolpeko reassigned HIVE-14416:
-------------------------------------
Assignee: Dmitry Tolpeko
> NPE trying to move results of a subselect into an RDBMS using HPL/SQL
> ---------------------------------------------------------------------
>
> Key: HIVE-14416
> URL: https://issues.apache.org/jira/browse/HIVE-14416
> Project: Hive
> Issue Type: Bug
> Components: hpl/sql
> Affects Versions: 2.1.0
> Reporter: Carter Shanklin
> Assignee: Dmitry Tolpeko
>
> I was trying to use HPL/SQL to move some records from Hive to MySQL using this script:
> {code}
> MAP OBJECT remote TO pgtable AT mydbconn;
> insert into remote values ( select * from hivetable );
> {code}
> When I run this script I get this NPE:
> {code}
> Open connection: jdbc:hive2://hdp250.example.com:10000 (285 ms)
> Starting query
> Query executed successfully (127 ms)
> Exception in thread "main" java.lang.NullPointerException
> at org.apache.hive.hplsql.Select.getIntoCount(Select.java:405)
> at org.apache.hive.hplsql.Select.select(Select.java:88)
> at org.apache.hive.hplsql.Exec.visitSelect_stmt(Exec.java:1002)
> at org.apache.hive.hplsql.Exec.visitSelect_stmt(Exec.java:52)
> at org.apache.hive.hplsql.HplsqlParser$Select_stmtContext.accept(HplsqlParser.java:14768)
> at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visitChildren(AbstractParseTreeVisitor.java:70)
> at org.apache.hive.hplsql.Exec.visitStmt(Exec.java:994)
> at org.apache.hive.hplsql.Exec.visitStmt(Exec.java:52)
> at org.apache.hive.hplsql.HplsqlParser$StmtContext.accept(HplsqlParser.java:1012)
> at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visitChildren(AbstractParseTreeVisitor.java:70)
> at org.apache.hive.hplsql.HplsqlBaseVisitor.visitBlock(HplsqlBaseVisitor.java:28)
> at org.apache.hive.hplsql.HplsqlParser$BlockContext.accept(HplsqlParser.java:446)
> at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visitChildren(AbstractParseTreeVisitor.java:70)
> at org.apache.hive.hplsql.Exec.visitProgram(Exec.java:901)
> at org.apache.hive.hplsql.Exec.visitProgram(Exec.java:52)
> at org.apache.hive.hplsql.HplsqlParser$ProgramContext.accept(HplsqlParser.java:389)
> at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:42)
> at org.apache.hive.hplsql.Exec.run(Exec.java:760)
> at org.apache.hive.hplsql.Exec.run(Exec.java:736)
> at org.apache.hive.hplsql.Hplsql.main(Hplsql.java:23)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.apache.hadoop.util.RunJar.run(RunJar.java:233)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:148)
> {code}
> This is my configuration:
> {code}
> <configuration>
> <property>
> <name>hplsql.conn.default</name>
> <value>myhiveconn</value>
> </property>
> <property>
> <name>hplsql.conn.myhiveconn</name>
> <value>org.apache.hive.jdbc.HiveDriver;jdbc:hive2://hdp250.example.com:10000</value>
> </property>
> <property>
> <name>hplsql.conn.mydbconn</name>
> <value>com.mysql.jdbc.Driver;jdbc:mysql://hdp250.example.com:3306/hive;hive;vagrant</value>
> </property>
> </configuration>
> {code}
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