query 4 « Operation « Java Database Q&A





1. Query With Regards to JavaDB    forums.oracle.com

Hi All, First in first i appolozise for not finding an appropriate forum under SDN forum listings to post this informative query. My Question can anyone of you guide me of how to configure JavaDB / Derby (in Network Server mode) as a Native Windows Service without using services provided by Application Server (like Sun Application Server / Glassfish). I did ...

2. Having problem querying data from database    forums.oracle.com

if ((compare1==true) || (compare2==true)){ messageST.setRendered(true); messageST.setText("Login Successful"); } else { messageST.setRendered(true); messageST.setText("Username & Password not Valid." + "Please Check Entry or Register to Login"); } } catch (Exception e){ e.printStackTrace(); } return null; } Edited by: mavrik5150 on Feb 9, 2008 4:49 PM Edit: Forgot to mention the Database does have data already populated into it

3. Problem while querying MS Acess DB through JAVA    forums.oracle.com

Hi, I am using a query as follows: strQuery = "select * from A where UID=?"; //have set the parameter resultSet = ps.executeQuery(); sysout(resultSet);//printing resultSet Object if(null != resultSet) { //have created object of class UsrDetails UsrDetails u =new UsrDetails(); while(resultSet.next()) { sysout(resultSet);//printing resultSet Object again //set the values for UsrDetails. } } I hve given uid which is not present ...

4. JDBC query    forums.oracle.com

6. Need help on performing database queries with a general query    forums.oracle.com

Dear experts, I have two issues 1) I have developed a software which connects to Oracle database performing and executing DDL/DML statements. I am using a Jdbc thin oracle driver. When i perform a wrong syntax query or say a query using invalid column.I get exception accordingly.However,I want to know if there is any way by which i can know the ...

7. best way to compare data queried from database    forums.oracle.com

Hey, i am trying to write something, which go's into database gets the data in resultset and put that data in some data structure and compare that data with some other data retrived from database. i get the data from DB, can i directly copy to hashmap and compare it with anothe hashmap. do you think hashmap is best way or ...

8. Multiple Queries with JDBC    forums.oracle.com

Thank you so much to everyone for all your help! Looking through the methods for implementing a Connection Pool, it seems to me that the best way to go is with cloudscape. Despite my best efforts, however, I can't seem to find the cloudscape.jar file, which prevents me from fully implementing such functionality. Does anyone happen to have a link to ...

9. Execute a query to three DB in parallel    forums.oracle.com

Hi, I would like to execute a query to three external servers in parallel in order to obtain the result of an SQL query. The result I want to obtain is a list of objects which pertain to a user. This user may have objects in one, two, or three databases. The way of doing it should not consume too much ...





10. Dynamically passing the values to IN query in JDBC    forums.oracle.com

Hi, I have a list which contains a single or multiple values which does have CustomerVO as a generic.Here i need to iterate the list pass these values to "IN" query. These should happen dynamically, as we dont know whether the list will hold a single or multiple value. If the list.size ==1 , then it contains a single value in ...