Is it ok to open a connection in the init method and close it in the destroy method? Also what\'s the best way to open a connection to a mysql database. Currently I\'m using this:开发者_如何学运维
C开发者_开发问答urrently I\'ve developed a small desktop application as an enhancement to my project, which reads \'.mdb\' file and connects as an MS-Access database using \'JDBC-ODBC Driver\'.
I have a problem with fetching a timestamp from an Oracle database. The table is created as follows: create table csi(start_time timestamp);
Greeting, I\'ve some problem with JDBC, it is so slow its unbeliveble. Same code works perfect with Windows connection to a remote Database.
I have this piece of code: protected void processRequest(HttpServletRequest request, HttpServletResponse response)
I have a column in database having datatype DATETIME. I want to set this column va开发者_运维百科lue to current date and time using `PreparedStatement. How do I do that?Use PreparedStatement#setTimest
I\'m having some trouble with my unit tests in a Spring MVC application.In full disclosure, there\'s a good chance I\'m designing my unit tests incorrectly given my lack of experience writing a test 开
Problem when deleting tables from jdbc I have a. jar that deletes records from multiple tables through a previously prepared statement
After ResultSet rs = stmt.executeQuery(query); , the code does not execute.Thus, the variables do not get the values from the result set . Can anybody help me resolve this ?
In Java, I have a query like this: String querystring1= \"SELECT rlink_id, COUNT(*)\" + \"FROM dbo.Locate\"
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