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-  计算机科学论坛  (http://bbs.xml.org.cn/index.asp)
--  『 Semantic Web(语义Web)/描述逻辑/本体 』  (http://bbs.xml.org.cn/list.asp?boardid=2)
----  第一次发贴,问Protege存储本体  (http://bbs.xml.org.cn/dispbbs.asp?boardid=2&rootid=&id=45361)


--  作者:l.hongjun
--  发布时间:4/13/2007 9:25:00 AM

--  第一次发贴,问Protege存储本体
将本体存到数据库mysql过程中报异常:
java.sql.SQLException: The storage engine for the table doesn't support BIT FIELD
 at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2975)
 at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1600)
 at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1695)
 at com.mysql.jdbc.Connection.execSQL(Connection.java:3020)
 at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1074)
 at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1008)
 at edu.stanford.smi.protege.storage.database.DatabaseFrameDb.executeUpdate(Unknown Source)
 at edu.stanford.smi.protege.storage.database.DatabaseFrameDb.createTable(Unknown Source)
 at edu.stanford.smi.protege.storage.database.DatabaseFrameDb.ensureEmptyTableExists(Unknown Source)
 at edu.stanford.smi.protege.storage.database.DatabaseFrameDb.saveKnowledgeBase(Unknown Source)
 at edu.stanford.smi.protege.storage.database.DatabaseKnowledgeBaseFactory.copyKnowledgeBase(Unknown Source)
 at edu.stanford.smi.protege.storage.database.DatabaseKnowledgeBaseFactory.copyKnowledgeBase(Unknown Source)
 at edu.stanford.smi.protege.storage.database.DatabaseKnowledgeBaseFactory.saveKnowledgeBase(Unknown Source)
 at edu.stanford.smi.protegex.owl.database.OWLDatabaseKnowledgeBaseFactory.saveKnowledgeBase(OWLDatabaseKnowledgeBaseFactory.java:91)
 at edu.stanford.smi.protege.model.Project.saveDomainKB(Unknown Source)
 at edu.stanford.smi.protege.model.Project.save(Unknown Source)
 at edu.stanford.smi.protege.ui.ProjectManager.save(Unknown Source)
 at edu.stanford.smi.protege.ui.ProjectManager.changeProjectStorageFormatRequest(Unknown Source)
 at edu.stanford.smi.protege.action.ChangeProjectStorageFormat.actionPerformed(Unknown Source)
 at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849)
 at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169)
 at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
 at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
 at javax.swing.AbstractButton.doClick(AbstractButton.java:302)
 at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1000)
 at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1041)
 at java.awt.Component.processMouseEvent(Component.java:5488)
 at javax.swing.JComponent.processMouseEvent(JComponent.java:3093)
 at java.awt.Component.processEvent(Component.java:5253)
 at java.awt.Container.processEvent(Container.java:1966)
 at java.awt.Component.dispatchEventImpl(Component.java:3955)
 at java.awt.Container.dispatchEventImpl(Container.java:2024)
 at java.awt.Component.dispatchEvent(Component.java:3803)
 at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212)
 at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3892)
 at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822)
 at java.awt.Container.dispatchEventImpl(Container.java:2010)
 at java.awt.Window.dispatchEventImpl(Window.java:1766)
 at java.awt.Component.dispatchEvent(Component.java:3803)
 at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
 at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)
 at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
 at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
 at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
 at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)

请问是什么问题?
存储不支持字节存储应该怎么解决?


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