Davyjones2010的博客

1. JDBC(Java Data Base Connectivity)        1) Composed with interfaces and classes. Mostly with interfaces as core function and minorly with classes.        2) It is a part of JavaSE and are ba...

1. Good Practice:         1>Build Connection as late as possible.        2>Close Connection as earyl as possible.        3>Connection Pool can be used to enhance performance. 2. G...

1.Batching with Statement Object1) Batching with Createpackage edu.xmu.jdbc.dao;import java.sql.Connection;import java.sql.DriverManager;import java.sql.SQLException;import java.sql.St...

1. Characteristic of Transaction:1) A (Atomicity) --> All the operations in one transaction should be regarded as a whole. They cannot be seperated.2) C (Consistency) --> 3)  I  (Isolati...