I\'ve always used Spring\'s dependency injection to get datasource objects and use them in my DAOs, but now, I have to write an app without that.
I am doing profiling of my Java application and found some interesting statistics for a jdbc PreparedStatement call:
I\'m getting the following error when I try to run a simple Java JDBC program at the command line: Exception in thread \"main\" java.lang.NoClassDefFoundError: LoadDriver/java
I am using oracle as backhand and jsp servlet as frunthand I am executing update query and I want to identify whether update query has made开发者_如何学C updation in database or not. i am using execut
I\'m using the NetBeans IDE(6.8). I have a DB class : package garits; import java.io.Serializable; import java.sql.*;
When I try to fetch around 20,000 records and return to ArrayList then it throws java heap space error.
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Looking at some old application code which uses explicit driver loading as Class.forNa开发者_StackOverflow中文版me(...).newInstance
In the database, I have a definition table that is read from the application once upon starting. This definition table rarely changes, so it makes sense to read it once and restart the application eve
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