Kettle 连接impala 数据库报错
报错内容：
错误连接数据库 [t6ymsdat] : org.pentaho.di.core.exception.KettleDatabaseException:
Error occurred while trying to connect to the database
Error connecting to database: (using class org.apache.hive.jdbc.ImpalaSimbaDriver)
Duplicate key 3
org.pentaho.di.core.exception.KettleDatabaseException:
Error occurred while trying to connect to the database
Error connecting to database: (using class org.apache.hive.jdbc.ImpalaSimbaDriver)
Duplicate key 3
at org.pentaho.di.core.database.Database.normalConnect(Database.java:472)
at org.pentaho.di.core.database.Database.connect(Database.java:370)
at org.pentaho.di.core.database.Database.connect(Database.java:341)
at org.pentaho.di.core.database.Database.connect(Database.java:331)
at org.pentaho.di.core.database.DatabaseFactory.getConnectionTestReport(DatabaseFactory.java:80)
at org.pentaho.di.core.database.DatabaseMeta.testConnection(DatabaseMeta.java:2782)
at org.pentaho.ui.database.event.DataHandler.testDatabaseConnection(DataHandler.java:607)
at sun.reflect.GeneratedMethodAccessor80.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.pentaho.ui.xul.impl.AbstractXulDomContainer.invoke(AbstractXulDomContainer.java:313)
at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:157)
at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:141)
at org.pentaho.ui.xul.swt.tags.SwtButton.access$500(SwtButton.java:43)
at org.pentaho.ui.xul.swt.tags.SwtButton$4.widgetSelected(SwtButton.java:137)
at org.eclipse.swt.widgets.TypedListener.handleEvent(Unknown Source)
at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Display.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:820)
at org.eclipse.jface.window.Window.open(Window.java:796)
at org.pentaho.di.ui.xul.KettleDialog.show(KettleDialog.java:80)
at org.pentaho.di.ui.xul.KettleDialog.show(KettleDialog.java:47)
at org.pentaho.di.ui.core.database.dialog.XulDatabaseDialog.open(XulDatabaseDialog.java:118)
at org.pentaho.di.ui.core.database.dialog.DatabaseDialog.open(DatabaseDialog.java:60)
at org.pentaho.di.ui.spoon.delegates.SpoonDBDelegate.editConnection(SpoonDBDelegate.java:95)
at org.pentaho.di.ui.spoon.Spoon.editConnection(Spoon.java:2712)
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.pentaho.ui.xul.impl.AbstractXulDomContainer.invoke(AbstractXulDomContainer.java:313)
at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:157)
at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:141)
at org.pentaho.ui.xul.jface.tags.JfaceMenuitem.access$100(JfaceMenuitem.java:43)
at org.pentaho.ui.xul.jface.tags.JfaceMenuitem$1.run(JfaceMenuitem.java:106)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:545)
at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:490)
at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:402)
at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Display.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
at org.pentaho.di.ui.spoon.Spoon.readAndDispatch(Spoon.java:1366)
at org.pentaho.di.ui.spoon.Spoon.waitForDispose(Spoon.java:7984)
at org.pentaho.di.ui.spoon.Spoon.start(Spoon.java:9245)
at org.pentaho.di.ui.spoon.Spoon.main(Spoon.java:692)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.pentaho.commons.launcher.Launcher.main(Launcher.java:92)
Caused by: org.pentaho.di.core.exception.KettleDatabaseException:
Error connecting to database: (using class org.apache.hive.jdbc.ImpalaSimbaDriver)
Duplicate key 3
at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:590)
at org.pentaho.di.core.database.Database.normalConnect(Database.java:456)
... 55 more
Caused by: java.lang.IllegalStateException: Duplicate key 3
at java.util.stream.Collectors.lambda$throwingMerger
0
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0(Collectors.java:133) at java.util.HashMap.merge(HashMap.java:1254) at java.util.stream.Collectors.lambda
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at java.util.stream.ReduceOps$3ReducingSink.accept(ReduceOps.java:169)
at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
at java.util.stream.ReferencePipeline$3
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1.accept(ReferencePipeline.java:193) at java.util.Spliterators
1.accept(ReferencePipeline.java:193)atjava.util.SpliteratorsArraySpliterator.forEachRemaining(Spliterators.java:948)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
at org.pentaho.big.data.api.jdbc.impl.JdbcUrlImpl.(JdbcUrlImpl.java:81)
at org.pentaho.big.data.api.jdbc.impl.JdbcUrlParserImpl.parse(JdbcUrlParserImpl.java:45)
at Proxy2c7c1e25_ab5c_479c_9f9a_fdcfb7ba20d8.parse(Unknown Source)
at Proxya5d38c72_0c02_4b44_b949_c299d59d5674.parse(Unknown Source)
at com.pentaho.big.data.bundles.impl.shim.hive.HiveDriver.connect(HiveDriver.java:64)
at org.pentaho.platform.plugin.services.connections.PentahoSystemDriver.connect(PentahoSystemDriver.java:85)
at java.sql.DriverManager.getConnection(DriverManager.java:664)
at java.sql.DriverManager.getConnection(DriverManager.java:208)
at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:571)
… 56 more
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