修改pom.xml加入druid starter

<dependency><groupId>com.alibaba</groupId><artifactId>druid-spring-boot-starter</artifactId><version>1.1.21</version> </dependency>

修改yml

server:port: 8080 spring:datasource: #數據源配置driver-class-name: com.mysql.cj.jdbc.Driverurl: jdbc:mysql://127.0.0.1:3306/dd?useUnicode=true&characterEncoding=utf8&useSSL=true&serverTimezone=UTCusername: rootpassword: rootdruid:max-active: 10min-idle: 5max-wait: 5000initial-size: 5validation-query: select 1stat-view-servlet:enabled: truelogin-username: adminlogin-password: adminallow:deny:url-pattern: "/druid/*"

排除默認的數據自動配置

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集成JdbcTemplate

package com.sxt;import org.junit.jupiter.api.Test; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.boot.test.context.SpringBootTest; import org.springframework.jdbc.core.JdbcTemplate;import java.util.List; import java.util.Map;@SpringBootTest class ApplicationTests {@Autowiredprivate JdbcTemplate jdbcTemplate;@Testvoid contextLoads() {Map<String, Object> map = jdbcTemplate.queryForMap("select * from teacher where teacher_id=1");System.out.println(map);}@Testvoid contextLoads2() {List<Map<String, Object>> list = jdbcTemplate.queryForList("select * from teacher");System.out.println(list);} }

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