Latest Answer: Hibernate and spring are the two tools, which reduces the user related JDBC(Data Base connectiity ) code and internally increases the performance. In these we need not to writer any databse related code, simply we need to call those methods and get ...
Latest Answer: To do connection pooling in webLogic 9.01. Start the weblogic server.2. Open the weblogic console (url: http://localhost:7001/console) and log on using your username and password.3. In the left side there is a link "Services". Expand It.4. Expand JDBC ...
Latest Answer: major differences the number layers present between the java application and database ...
Latest Answer: Creating a Connection object is one of the most expensive operations in database programming so we use connection pooling.When the application starts, a certain number of Connection objects are created and stored in a pool. When a database client, such ...
Can we directly migrate from vsam files to oracle ??if yes what is the migration tool we use??does vsam need to be converted into db2 and migrate to oracle ??
Latest Answer: A transaction is atomic unit of Work.The tasks which are made into the transaction act as a unit which can be executed successfully all,or if at least one task fails to its promise ,then the effect of all the tasks are to be rollbacked.Thus transaction ...
How to create Container Managed Persistance program in EJB and tell me the procedure to deploy in Weblogic server.
Latest Answer: i ihave learnt the answer in very easy way for the question what is the need of BatchUpdates? i have lot of doubts regarding j2ee and xml will u pls slove my problems ...
Latest Answer: ResultSetMetaData interface is used to find out the types and properties of the column in the ResultSet whereas DatabaseMetaData interface provides comprehensive information about the database as a whole. ...
Latest Answer: hi ,Class.forName("srting");when ever execute the above statement first chesks that class is loaded before or not .if not loaded it loads the class.Class.forName("oracle.jdbc.driver.OracleDriver");In this case driver manager loads the all drivers in the ...
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