spring boot 定時備份數據庫
阿新 • • 發佈:2018-10-18
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第一步 :添加mysqldump.exe 進環境變量
第二步 新建一個spring boot 項目,連接數據庫
spring.datasource.url=jdbc:mysql://localhost:3308/springbootdb?useUnicode=true&characterEncoding=utf8&allowMultiQueries=true spring.datasource.username=root spring.datasource.password=mysql spring.datasource.driver-class-name=com.mysql.jdbc.Driver
第三步 添加相關需要的jar
<dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <scope>runtime</scope> </dependency> <!-- quartz --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-quartz</artifactId> </dependency>
第四步 創建定時任務
/** * 執行定時任務 */ @Override protected void executeInternal(JobExecutionContext context) throws JobExecutionException { // TODO Auto-generated method stub System.out.println("執行定時任務》》》"+new Date()); String filePath="D:\\數據庫文件\\"; String dbName="springbootdb";//備份的數據庫名 String username="root";//用戶名 String password="mysql";//密碼 File uploadDir = new File(filePath); if (!uploadDir.exists()) uploadDir.mkdirs(); String cmd = "mysqldump -u"+ username +" -p "+password + dbName + " -r " + filePath + "/" + dbName+new java.util.Date().getTime()+ ".sql"; try { Process process = Runtime.getRuntime().exec(cmd); System.out.println("備份數據庫成功!!!"); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } }
第五步 配置quartz,設置每10秒執行一次定時任務
@Configuration public class QuartzConfig { @Bean public JobDetail teatQuartzDetail(){ return JobBuilder.newJob(TestQuartz.class).withIdentity("testQuartz").storeDurably().build(); } @Bean public Trigger testQuartzTrigger(){ SimpleScheduleBuilder scheduleBuilder = SimpleScheduleBuilder.simpleSchedule() .withIntervalInSeconds(10) //設置時間周期單位秒 .repeatForever(); return TriggerBuilder.newTrigger().forJob(teatQuartzDetail()) .withIdentity("testQuartz") .withSchedule(scheduleBuilder) .build(); } }
第六步 運行項目
備份成功!!!!!!!!!!!!!!!!!!!!
github項目地址 copyDatabase
spring boot 定時備份數據庫