SpringBoot集成SQL?Server的詳細(xì)指南
1.什么是SQL Server?
SQL Server是由Microsoft開發(fā)和推廣的以客戶/服務(wù)器(c/s)模式訪問、使用Transact-SQL語言的關(guān)系數(shù)據(jù)庫管理系統(tǒng)(DBMS),它最初是由Microsoft、Sybase和Ashton-Tate三家公司共同開發(fā)的,并于1988年推出了第一個OS/2版本。Microsoft SQL Server近年來不斷更新版本,1996年,Microsoft 推出了SQL Server 6.5版本;1998年,SQL Server 7.0版本和用戶見面;SQL Server 2000是Microsoft公司于2000年推出,目前最新版本是2019年份推出的SQL SERVER 2019。 提供的主要功能:
- 支持存儲過程、觸發(fā)器、函數(shù)和視圖
- 本機(jī)支持關(guān)系數(shù)據(jù)、XML、FILESTREAM 和空間數(shù)據(jù),可存儲所有類型的業(yè)務(wù)數(shù)據(jù)
- 除與 SQL Server Reporting Services 中的 Microsoft 2007 Office System 集成外,還改進(jìn)了性能、可用性、可視化
- 通過利用現(xiàn)有的 T-SQL 技術(shù)、ADO.NET 實體框架和 LINQ 簡化開發(fā)工作
- 與 Visual Studio 和 Visual Web Developer 緊密集成
SQL Server 2019 更是使用統(tǒng)一的數(shù)據(jù)平臺實現(xiàn)業(yè)務(wù)轉(zhuǎn)型,附帶 Apache Spark 和 Hadoop Distributed File System(HDFS),可實現(xiàn)所有數(shù)據(jù)的智能化。
2.環(huán)境搭建
pull images
sudo docker pull mcr.microsoft.com/mssql/server:2022-latest
create a container
docker run -e "ACCEPT_EULA=Y" -e "SA_PASSWORD=Y.sa123456" -p 1433:1433 --name mssql2022 -d mcr.microsoft.com/mssql/server:2022-latest
default user/password: sa / Y.sa123456
init datas
CREATE DATABASE SampleDB;
USE SampleDB;
#JPA AUTO CREATE TABLE
INSERT INTO Employees (first_name, last_name, birth_date, hire_date, position)
VALUES
('John', 'Doe', '1980-01-15', '2010-06-01', 'Manager'),
('Jane', 'Smith', '1990-07-22', '2015-09-15', 'Developer'),
('Emily', 'Jones', '1985-03-10', '2012-11-20', 'Designer');
3.代碼工程
實驗?zāi)康?/h3>
Spring Boot對SQL Server 數(shù)據(jù)庫CRUD 操作
Spring Boot對SQL Server 數(shù)據(jù)庫CRUD 操作
pom.xml
<?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">
<parent>
<artifactId>springboot-demo</artifactId>
<groupId>com.et</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>sqlserver</artifactId>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-autoconfigure</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>com.microsoft.sqlserver</groupId>
<artifactId>mssql-jdbc</artifactId>
<version>9.4.0.jre8</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
</dependencies>
</project>
controller
package com.et.controller;
import com.et.entity.Employee;
import com.et.service.EmployeeService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import java.util.List;
@RestController
@RequestMapping("/api/employees")
public class EmployeeController {
@Autowired
private EmployeeService employeeService;
@GetMapping
public List<Employee> getAllEmployees() {
return employeeService.getAllEmployees();
}
@GetMapping("/{id}")
public ResponseEntity<Employee> getEmployeeById(@PathVariable Integer id) {
return employeeService.getEmployeeById(id)
.map(ResponseEntity::ok)
.orElse(ResponseEntity.notFound().build());
}
@PostMapping
public Employee addEmployee(@RequestBody Employee employee) {
return employeeService.addEmployee(employee);
}
@PutMapping("/{id}")
public ResponseEntity<Employee> updateEmployee(@PathVariable Integer id, @RequestBody Employee employeeDetails) {
return ResponseEntity.ok(employeeService.updateEmployee(id, employeeDetails));
}
@DeleteMapping("/{id}")
public ResponseEntity<Void> deleteEmployee(@PathVariable Integer id) {
employeeService.deleteEmployee(id);
return ResponseEntity.noContent().build();
}
}
service
package com.et.service;
import com.et.entity.Employee;
import com.et.reponsitory.EmployeeRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.Optional;
@Service
public class EmployeeService {
@Autowired
private EmployeeRepository employeeRepository;
public List<Employee> getAllEmployees() {
return employeeRepository.findAll();
}
public Optional<Employee> getEmployeeById(Integer id) {
return employeeRepository.findById(id);
}
public Employee addEmployee(Employee employee) {
return employeeRepository.save(employee);
}
public Employee updateEmployee(Integer id, Employee employeeDetails) {
Employee employee = employeeRepository.findById(id).orElseThrow(RuntimeException::new);
employee.setFirstName(employeeDetails.getFirstName());
employee.setLastName(employeeDetails.getLastName());
employee.setBirthDate(employeeDetails.getBirthDate());
employee.setHireDate(employeeDetails.getHireDate());
employee.setPosition(employeeDetails.getPosition());
return employeeRepository.save(employee);
}
public void deleteEmployee(Integer id) {
employeeRepository.deleteById(id);
}
}
reponsitory
package com.et.reponsitory;
import com.et.entity.Employee;
import org.springframework.data.jpa.repository.JpaRepository;
public interface EmployeeRepository extends JpaRepository<Employee, Integer> {
}
application.properties
server.port=8088 spring.datasource.url=jdbc:sqlserver://127.0.0.1:1433;databaseName=SampleDB spring.datasource.username=sa spring.datasource.password=Y.sa123456 spring.jpa.hibernate.ddl-auto=create spring.jpa.show-sql=true
以上只是一些關(guān)鍵代碼,所有代碼請參見下面代碼倉庫
代碼倉庫
- https://github.com/Harries/springboot-demo(SqlServer)
4.測試
啟動Spring Boot應(yīng)用
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