kettle-8.3.0.0连接MySQL报错

柔光的暖阳◎ 2023-06-25 04:48 7阅读 0赞

# 问题描述： #

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点击 "测试" 以后，报错信息如下：

org.pentaho.di.core.exception.KettleDatabaseException: 
    Error occurred while trying to connect to the database
    
    Driver class 'org.gjt.mm.mysql.Driver' could not be found, make sure the 'MySQL' driver (jar file) is installed.
    org.gjt.mm.mysql.Driver
    
    
    	at org.pentaho.di.core.database.Database.normalConnect(Database.java:477)
    	at org.pentaho.di.core.database.Database.connect(Database.java:373)
    	at org.pentaho.di.core.database.Database.connect(Database.java:344)
    	at org.pentaho.di.core.database.Database.connect(Database.java:334)
    	at org.pentaho.di.ui.core.database.dialog.XulDatabaseExplorerController.createDatabaseNodes(XulDatabaseExplorerController.java:381)
    	at org.pentaho.di.ui.core.database.dialog.XulDatabaseExplorerController.init(XulDatabaseExplorerController.java:130)
    	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.AbstractXulDomContainer.initialize(AbstractXulDomContainer.java:141)
    	at org.pentaho.ui.xul.swt.SwtXulRunner$1.run(SwtXulRunner.java:67)
    	at org.eclipse.swt.widgets.Synchronizer.syncExec(Unknown Source)
    	at org.eclipse.swt.widgets.Display.syncExec(Unknown Source)
    	at org.pentaho.ui.xul.swt.SwtXulRunner.initialize(SwtXulRunner.java:64)
    	at org.pentaho.di.ui.core.database.dialog.XulDatabaseExplorerDialog.open(XulDatabaseExplorerDialog.java:92)
    	at org.pentaho.di.ui.core.database.dialog.DataOverrideHandler.explore(DataOverrideHandler.java:86)
    	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.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.Widget.sendEvent(Unknown Source)
    	at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
    	at org.eclipse.swt.widgets.Widget.notifyListeners(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:89)
    	at org.pentaho.di.ui.xul.KettleDialog.show(KettleDialog.java:56)
    	at org.pentaho.di.ui.core.database.dialog.XulDatabaseDialog.open(XulDatabaseDialog.java:117)
    	at org.pentaho.di.ui.core.database.dialog.DatabaseDialog.open(DatabaseDialog.java:61)
    	at org.pentaho.di.ui.spoon.delegates.SpoonDBDelegate.newConnection(SpoonDBDelegate.java:495)
    	at org.pentaho.di.ui.spoon.delegates.SpoonDBDelegate.newConnection(SpoonDBDelegate.java:482)
    	at org.pentaho.di.ui.spoon.Spoon.newConnection(Spoon.java:8836)
    	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.Widget.sendEvent(Unknown Source)
    	at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
    	at org.eclipse.swt.widgets.Widget.notifyListeners(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:1384)
    	at org.pentaho.di.ui.spoon.Spoon.waitForDispose(Spoon.java:7949)
    	at org.pentaho.di.ui.spoon.Spoon.start(Spoon.java:9331)
    	at org.pentaho.di.ui.spoon.Spoon.main(Spoon.java:710)
    	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: 
    Driver class 'org.gjt.mm.mysql.Driver' could not be found, make sure the 'MySQL' driver (jar file) is installed.
    org.gjt.mm.mysql.Driver
    
    	at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:520)
    	at org.pentaho.di.core.database.Database.normalConnect(Database.java:461)
    	... 74 more
    Caused by: java.lang.ClassNotFoundException: org.gjt.mm.mysql.Driver
    	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    	at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:495)
    	... 75 more

# 解决办法： #

1. 下载jar包：mysql-connector-java-5.1.46.jar

2. 放到Kettle安装目录下：/kettle-8.3.0.0/lib/

3. 重启spoon.sh问题解决：

[Center]: https://img-blog.csdn.net/20151208153722904?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center