Originally, this article was going to be about spring transactions, but most cases in transactions will use JdbcTemplate-related functions, so I will take out JdbcTemplate and talk about it first. What is JdbcTemplate? Let’s review, the most original way to operate db in Java is pure jdbc. Does every operation of db need to load […]
Tag: jdbctemplate
Use of javaee spring jdbcTemplate
Dependencies <?xml version=”1.0″ encoding=”UTF-8″?> <project xmlns=”http://maven.apache.org/POM/4.0.0″ xmlns:xsi=”http://www.w3.org/2001/XMLSchema-instance” xsi:schemaLocation=”http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd”> <modelVersion>4.0.0</modelVersion> <groupId>org.example</groupId> <artifactId>testspring02</artifactId> <version>1.0-SNAPSHOT</version> <packaging>war</packaging> <name>testspring02 Maven Webapp</name> <!– FIXME change it to the project’s website –> <url>http://www.example.com</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <maven.compiler.source>1.7</maven.compiler.source> <maven.compiler.target>1.7</maven.compiler.target> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency> <!– Import spring’s core jar package –> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>4.3.18.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>4.3.18.RELEASE</version> […]
[JavaWeb] Use Servlet, JdbcTemplate and Durid connection pool to realize user login function and test
In modern web application development, user login functionality is the foundation of the foundation. It provides users with secure access to the system. This blog will guide you to build a complete user login function by using Servlet, Spring framework’s JdbcTemplate and Durid connection pool. We will show each part of the code in detail […]
04JdbcTemplate operates the database
read navigation Jump to the general directory Article directory 01. JdbcTemplate concept and use 02. Add 03. Modification and deletion 04. Query returns a certain value 05. Query return object 06. Query returns collection 07. Batch operation 08. Batch modification operation other 01, JdbcTemplate concept and usage The Spring framework encapsulates JDBC and uses JdbcTemplate […]
Spring Series Six: JdbcTemplate
JdbcTemplate Actual demand Actual requirements: If programmers want to use the spring framework for projects, how does the spring framework handle database operations? Solution 1: Use the JdbcUtils class previously developed for the project Solution 2: In fact, spring provides a powerful class JdbcTemplate for operating database (table). We can configure a jdbcTemplate object with […]
Springboot+JdbcTemplate+DruidDataSource
HikariCP The default connection pool of spring boot2 is HikariCP, which claims to be the connection pool with the best performance. However, Ali’s open source druid connection pool is widely used in China, which has been verified in many projects of Ali. Druid 1. pom.xml <!– attribute configuration –> <!– You can customize the required […]
Database connection pool + JDBCTemplate
Database connection pool 1. Concept 1. In fact, it is a container (collection), a container for storing database connections After the system is initialized, the container is created, and some connection objects will be applied for in the container. When the user visits the database, the connection object is obtained from the container. After the […]
[SSM] JdbcTemplate in Spring
Directory Thirteen, JdbcTemplate 13.1 Environment preparation 13.2 Added 13.3 Modification 13.4 Delete 13.5 Query 13.6 Querying for a value 13.7 Batch Add 13.8 Batch modification 13.9 Batch delete 13.10 Using callback functions 13.11 Using the Druid Connection Pool Thirteen, JdbcTemplate JdbcTemplate is a JDBC template class provided by Spring, which encapsulates JDBC and simplifies JDBC […]
JdbcTemplate–a powerful class for manipulating databases (tables) provided by spring
Article directory JdbcTemplate–a powerful class for manipulating databases (tables) provided by spring Introduction Official documentation: JdbcTemplate-Basic Introduction Use of JdbcTemplate Need to introduce the jar package of JdbcTemplate Create configuration file src/jdbc.properties Create an xml file, introduce jdbc.properties, and configure the data source Test whether the data source is connected Simple use of JdbcTemplate add […]
SpringBoot operates database JdbcTemplate–005 of JSB series
SpringBoot series article directory SpringBoot knowledge range – learning steps [000 of JSB series] Directory Environment and tools: 1 Explain the database, using mysql 5.5.2 The code of the DAO layer structure.service layer.controller layer Environment and tools: environment win11 tools idea 2017 jdk 1.8 Database mysql5.5 maven 3.2.1 Project import method maven import Database front-end […]