spring jdbctemplate autocommit

Introduction to Spring's use of JDBCTemplate, springjdbctemplate Spring provides a powerful template class called jdbcTemplate to simplify JDBC operations. Both the DataSource object and the jdbcTemplate object of the data source can be defined in the configuration file in the form of beans, fully exert the power of de

Use RowMapper in JdbcTemplate in springBlog Category: Spring Java code Package Com.cxl.demo.dao; Import Java.sql.ResultSet; Import java.sql.SQLException; Import java.util.List; Import Org.springframework.jdbc.core.JdbcTemplate; Import Org.springframework.jdbc.core.RowMapper; Import Com.cxl.demo.entity.User; Public class Userdaoimpl { private

Tags: spring-using configuration files to complete JdbcTemplate operations databaseFirst, create a spring projectProject Name: spring101302Ii. adding a jar package to the project1. Create a Lib directory in your project/lib2. Add spring support under the Lib directoryCommons-logging.jarJunit-4.10.jarLog4j.jarMysql-conn

/sw_database "); //datasource.setuser ("root");//Datasource.setpassword ("root"); String SQL= "INSERT into Sw_user (Username,password) VALUES (?,?)"; intCount=jdbctemplate.update (SQL, "Bullet", "battle-Man song"); if(count==1) { return true; } return false; } } To use the JdbcTemplate object in Userdao, this object is also injected through the config file XML, which needs to be setjdbctemplate () to match The

corresponding object * Note that it is not called queryforobject (String sql, Class*/ Public voidTestqueryforobject () {String SQL= "Select Id,last_name lastname,email,dept_id as \" department.id\ "from tables where id=?"; RowMapperNewBeanpropertyrowmapperclass); Employee Employee=jdbctemplate.queryforobject (SQL, rowmapper,1); SYSTEM.OUT.PRINTLN (employee); } //Perform batch update: Batch INSERT, update, DELETE//the last parameter is the List type of object[]: Because modifyi

The Spring framework performs crud operations on the jdbcTemplate of the dao layer, namely, update operations on the database and jdbctemplatecrud operations. Use jdbcTemplate The principle is to load the Driver Class. forName ("com. mysql. jdbc. Driver "); And Connection conn = DriverManager. getConnection ("jdbc: mysql: // localhost: 3306/sw_database? User = ro

Filesystemxmlapplicationcontext ( " Src/database_config.xml " ); // E:/demoworkspace/spring is the main directory of the project. Jdbctemplate JT = New Jdbctemplate (datasource) Context. Getbean ( " Oracledatasourcetest " )); // Test Method Object [] Arg = New Object [] { 10 };List list = (Arraylist) JT. Query ( " Select *

("Spring.xml"); Userdao dao= (Userdao) Act.getbean ("Userdao"); int Row=dao.insert ("Leaning Against Heaven Sword", 333); System.out.println (row); } } Complete configuration file: Xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance" xmlns:p= "http://www.springframework.org/schema/p" xsi:schemalocation= "Http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/ Spring-beans-3.0.xsd "> dataSource" class= "Com.mchang

classes//Note that the call is not a queryForList methodPublicvoidTestqueryforlist () {String sql= "select Id,last_name,email from tables where id>?"; RowmapperNew BeanpropertyrowmapperClass); List); SYSTEM.OUT.PRINTLN (employees); }/*** Get a record from the database, actually get a corresponding object * Note that it is not called queryforobject (String sql, class*/PublicvoidTestqueryforobject () {String sql= "select Id,last_name lastname,email,dept_id as \" department.id\ "from tables where

Summary:Put the spring jar package into the Lib directory, the Jar can be based on the function you want to choose, if lazy or do not want to use the function later put together, pay attention to not put the document jar and source jarSuddenly think of spring's requirements for the environment, also forget to say that my JDK version is 1.6, the database will use MySQL, Application server is Tomcat7.0First go to sp