redis测试：redisTestimportjava.util.Map;importredis.clients.jedis.Jedis;publicclassredisTest{/***@paramargs*/publicstaticJedisjedis;publicstaticvoidmain(String[]args){//TODOAuto-generatedmethodstubj

importjava.util.Map;importredis.clients.jedis.Jedis;publicclassredisTest{/***@paramargs*/publicstaticJedisjedis;publicstaticvoidmain(String[]args){//TODOAuto-generatedmethodstubjedis=newJedis(&qu

1.MySQL启动：虚拟机输入mysql-uroot-p输入密码:hadoop（黑马的mysql密码是hadoop）pom.xml需要引入mysql<properties><maven.compiler.source>8</maven.compiler.source><maven.compiler.target>8</maven.compiler.target></proper