1. Java query db issues. using hibernate and struts2 stackoverflow.comI am getting into java here. Fun and frustrating all at the same time :) I have a simple method called showUsernames(): |
2. Hibernate giving following error :Error-->could not execute query stackoverflow.comI'm trying to get the record which is exactly match with month column(which is id column) but i'm not getting the matching record..I executed the query like this in sql db ... |
3. Struts2 / Hibernate Delete query throwing Exception coderanch.comI am trying to delete a user record using Hibernate query. Deletion should occur based on user_id. But an SQLGrammarException is thrown. My actual query is : delete User user where user.id='"+selId+"' I even removed the quotes for selId, but still its the same. Here is the stacktrace: Hibernate: delete from user_master user0_ where (user0_.user_id='3') org.hibernate.exception.SQLGrammarException: could not execute update query ... |
4. query regarding web application using java struts and hibernate forums.oracle.comand the log file from application server shows the following error java.lang.ClassNotFoundException: oracle.jdbc.pool.OracleDataSource at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1494) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1275) at com.sun.enterprise.connectors.util.ConnectionDefinitionUtils.getConnectionDefinitionPropertiesAndDefaults(ConnectionDefinitionUtils.java:116) at com.sun.enterprise.tools.admingui.handlers.JdbcConnectionPoolHandlers.populateProperties(JdbcConnectionPoolHandlers.java:161) at com.sun.enterprise.tools.admingui.handlers.JdbcConnectionPoolHandlers.getValuesFromStep1(JdbcConnectionPoolHandlers.java:90) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.sun.enterprise.tools.guiframework.view.DescriptorViewHelper.invokeHandler(DescriptorViewHelper.java:938) at com.sun.enterprise.tools.guiframework.view.DescriptorViewHelper.invokeHandlers(DescriptorViewHelper.java:875) at com.sun.enterprise.tools.guiframework.view.DescriptorViewHelper.dispatchEvent(DescriptorViewHelper.java:841) at com.sun.enterprise.tools.guiframework.view.DescriptorViewHelper.beginChildDisplay(DescriptorViewHelper.java:477) at com.sun.enterprise.tools.guiframework.view.DescriptorViewBeanBase.beginChildDisplay(DescriptorViewBeanBase.java:168) at com.iplanet.jato.taglib.TagBase.fireBeginDisplayEvent(TagBase.java:133) at com.sun.web.ui.taglib.common.CCTagBase.fireBeginDisplayEvent(CCTagBase.java:149) at com.sun.web.ui.taglib.common.CCTagBase.doEndTag(CCTagBase.java:108) at org.apache.jsp.jsp.connectionPoolStep3_jsp._jspx_meth_cc_propertysheet_0(connectionPoolStep3_jsp.java:372) at org.apache.jsp.jsp.connectionPoolStep3_jsp._jspx_meth_cc_pagetitle_0(connectionPoolStep3_jsp.java:341) at org.apache.jsp.jsp.connectionPoolStep3_jsp._jspx_meth_jato_form_0(connectionPoolStep3_jsp.java:211) at org.apache.jsp.jsp.connectionPoolStep3_jsp._jspx_meth_cc_header_0(connectionPoolStep3_jsp.java:166) at org.apache.jsp.jsp.connectionPoolStep3_jsp._jspService(connectionPoolStep3_jsp.java:114) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:111) at ... |