3.JDBC

Spring Framework JDBC抽象提供的值可能最好通过下表中列出的操作序列来显示。 该表显示了Spring负责的操作以及你负责的操作。
Action
Spring
You
Define connection parameters.
​
x
Open the connection.
x
​
Specify the SQL statement.
​
x
Declare parameters and provide parameter values
​
x
Prepare and execute the statement.
x
​
Set up the loop to iterate through the results (if any).
x
​
Do the work for each iteration.
​
x
Process any exception.
x
​
Handle transactions.
x
​
Close the connection, the statement, and the resultset.
x
​
Spring框架负责所有可能使JDBC成为乏味的API的低级细节。

Action	Spring	You
Define connection parameters.		x
Open the connection.	x
Specify the SQL statement.		x
Declare parameters and provide parameter values		x
Prepare and execute the statement.	x
Set up the loop to iterate through the results (if any).	x
Do the work for each iteration.		x
Process any exception.	x
Handle transactions.	x
Close the connection, the statement, and the resultset.	x

最近更新 1yr ago