1. Avoiding CheckStyle magic number errors in JDBC queries stackoverflow.comI am working on a group project for class and we are trying out CheckStyle. I am fairly comfortable with Java but have never touched JDBC or done any database work before ... |
2. Error while updating in the database stackoverflow.comIam updating the database by executing the SQl queries through executeUpdate() method of PreparedStatement class. How will i come to know if there was an error in the last update query?? |
3. How to show a error message if the data is already inserted in the database in java? stackoverflow.comPlease let me know the answer . I want checks duplication and sends back a message. |
4. Error in insert into coderanch.com |
5. Why this OverFlow error during updating? coderanch.comimport db.*; import java.sql.Statement; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.Connection; import java.sql.Timestamp; public class SetAppDate { public SetAppDate() {} public synchronized int setDate() { int ret = 0; Connection conn = null; PreparedStatement p_st = null; try { DBConnection dbc = new DBConnection(); conn = dbc.connect(); Timestamp sdt = new Timestamp(1980,1,1,0,0,0,0); String data_q = "update app_detail set cd=?"; p_st = conn.prepareStatement(data_q); ... |
6. Error on inserting data from a comboBox coderanch.com |
7. Error in Query coderanch.com |
8. update error coderanch.com |
9. insert query working in toad and giving error in jdbc coderanch.comthanks srini... but i have tried that also. I printed the query on console and from there copied it back to the toad and it worked. So the query works on toad, i copy it from there into my java code it flops, and from java code or console i copy it back on toad and it works again. This is ... |
10. MS Acces Error Could not update; currently locked by user coderanch.comHi All, I am getting the below exception, when I try to update a record in MS-Access database. Its a desktop application that does the update in MS-Access. java.sql.SQLException: [Microsoft][ODBC Microsoft Access Driver] Could not update; currently locked by user 'admin' on machine 'ZCHQ_B2B'. at sun.jdbc.odbc.JdbcOdbc.createSQLException(Unknown Source) at sun.jdbc.odbc.JdbcOdbc.standardError(Unknown Source) at sun.jdbc.odbc.JdbcOdbc.SQLExecDirect(Unknown Source) at sun.jdbc.odbc.JdbcOdbcStatement.execute(Unknown Source) at sun.jdbc.odbc.JdbcOdbcStatement.executeUpdate(Unknown Source) This error ... |
11. Error while inserting data coderanch.comHi I can only say one thing, it all with the data ur passing in the insert statement. You have a table in the database whose one of the primary key column is mapped with primary key column of another table which is master table and ur not entering the proper data in the former. Please talk to your dba and ... |
12. Alter Query giving an error coderanch.com |
13. Error at Execute Update coderanch.comi have some problem... i create application to select, insert, update, delete database... before when i create...it is work..either execute select, insert, update, delete but now, when i try to check it... select, delete - is working insert, update - not working i have been print the command and run it in EMS SQL, it is work, but in application, it ... |
14. query error coderanch.comthis code give sql exception Too Few parameters.expected import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.sql.*; import javax.sql.*; public class Hello extends HttpServlet { public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { PrintWriter out = response.getWriter(); try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection conn =DriverManager.getConnection("jdbc :o dbc:comp","",""); Statement stmt =conn.createStatement(); String qry = "select book_no,sc_no,meter_name,name,address1,address2 from master"; ResultSet rs = stmt.executeQuery(qry); out.println(" "); ... |
15. JDBC INSERT error coderanch.com |
16. A query error coderanch.comhi Amardeep, let me clear you, in your WHERE clause you are checking emp_id in the same row, in which you going to insert. You cannot check emp_id unless you insert the value. How can you check the value when you havent inserted it? You have to insert the value first then only you can able to update your record. |
17. Error inserting data into database after few successfull insert. coderanch.comHello, I'm trying to insert 3000 reocrds into MySQL Database from CSV file using JDBC but after seccessfull insertion of aprox 1300 records, Its giving me the connection refuse to connect. Stack Trace : Updating Database Please Wait... 2775 com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.SocketException MESSAGE: java.net.ConnectException: Connection refused: connect STACKTRACE: java.net.SocketException: java.net.ConnectException: ... |
18. error while inserting data using poi coderanch.comhi to all iam working on jdbc iam using poi (HSSF ) excel sheet to insert data. whenver iam inserting 10 rows of data, the data is entered without error but again when iam inserting only 2 rows of data using same sheet iam getting error. the error i found is, its reading all the previously entered physical data of 10 ... |
19. error in update query coderanch.comjava.sql.SQLException: Syntax error or access violation message from server: "You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'Dialing''' at line 1" at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2001) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1168) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1279) at com.mysql.jdbc.MysqlIO.sqlQuery(MysqlIO.java:1225) at com.mysql.jdbc.Connection.execSQL(Connection.java:2278) at com.mysql.jdbc.Connection.execSQL(Connection.java:2225) at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1259) at com.mysql.jdbc.Statement.executeUpdate(Statement.java:1205) at com.example.servlets.Call2.doGet(Call2.java:239) at javax.servlet.http.HttpServlet.service(HttpServlet.java:690) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at ... |
20. Expected token error while running this query coderanch.comHi All, When I run the below query in DB2 I get the expected results. But when I try to run the same query from java I get the error as expected token error. Below is my query. SELECT appTrans.application_id, appTrans.trans_ts, appTrans.trans_status FROM APPLICATIONS_TRANS_DETAILS appTrans INNER JOIN (SELECT appTrans2.application_id, max(appTrans2.trans_ts) AS Column2 FROM APPLICATIONS_TRANS_DETAILS appTrans2 GROUP BY appTrans2.application_id) AS appTrans3 ON ... |
21. Error in updating coderanch.com |
22. error in Insert Query using Perpared statments coderanch.compublic static void insert(final String PS, final double Acon,final double Anon) { Connection conn = null; PreparedStatement pstmt = null; try{ conn = getConnection(); String insert="insert into PS(PS,Acon,Anon) values(?,?,?)"; pstmt = conn.prepareStatement(insert); pstmt.setString(1,PS); pstmt.setDouble(3,Acon); pstmt.setDouble(4,Anon); int row=pstmt.executeUpdate(); System.out.println(row+" rows was effected"); System.out.println("Good was inserted into PS: "+PS +", Acon: "+Acon+", "+", Anon:"+Anon); pstmt.close(); conn.close(); } catch(SQLException ex) { System.out.println("SQLException: " + ... |
23. Error while executing query through JDBC coderanch.com |
24. updating database cause error coderanch.comhi, when i try to edit my table and call the metod to update my database, i got an error and the table is filled with a strange value ( B@fiou or similar ) and start to go crazy package desktopapplication1; import java.util.*; import java.sql.*; import javax.swing.JOptionPane; import javax.swing.table.*; public class Datab extends DefaultTableModel { private Connection conn; private Statement st; ... |
25. How to Resolve Network Error (tcp_error) for queries taking a long time coderanch.comHi, There is a jsp from which a user submits a request for some data using Submit button. Internally we fire a sql query, as the data is so large that the query takes almost 12mins to execute. Now the prob is in this mean time we get Network Error (tcp_error) indicating the server is busy or an internal server error. ... |
26. Syntax Error in Query expression java-forums.org |
27. Error while INserting into DB. forums.oracle.com |
28. java.lang.NullPointerException Error when updating Database forums.oracle.comException in thread "AWT-EventQueue-0" java.lang.NullPointerException at editData.updateTable(editData.java:112) at editData.addNew(editData.java:125) at editData$8.actionPerformed(editData.java:335) at javax.swing.AbstractButton.fireActionPerformed(Unknown Source) at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source) at javax.swing.DefaultButtonModel.setPressed(Unknown Source) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source) at java.awt.Component.processMouseEvent(Unknown Source) at javax.swing.JComponent.processMouseEvent(Unknown Source) at java.awt.Component.processEvent(Unknown Source) at java.awt.Container.processEvent(Unknown Source) at java.awt.Component.dispatchEventImpl(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Window.dispatchEventImpl(Unknown ... |