小熊熊写代码
2020-02-12 01:09
2020-02-12 01:06:41.591 ERROR 66279 --- [reate-571481216] com.alibaba.druid.pool.DruidDataSource : create connection error, url: jdbc:mysql//localhost:3306/dbSeckill?serverTimezone=UTC, errorCode 0, state null
java.sql.SQLException: connect error, url jdbc:mysql//localhost:3306/dbSeckill?serverTimezone=UTC, driverClass com.mysql.jdbc.Driver
at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1533) ~[druid-1.0.31.jar:1.0.31]
at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2109) ~[druid-1.0.31.jar:1.0.31]
老师你好,这是什么原因呢。
应该写成 jdbc:mysql://localhost:3306/dbSeckill,我在mysql后面少写了一个冒号。。。
server: port: 8888 mybatis: mapper-locations: classpath:mapping/*.xml spring: datasource: driver-class-name: com.mysql.cj.jdbc.Driver name: dbSeckill url: jdbc:mysql//localhost:3306/dbSeckill?useUnicode=true&characterEncoding=UTF-8&serverTimezone=GMT username: password: type: com.alibaba.druid.pool.DruidDataSource
<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>2.2.4.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent> <groupId>com.xlx</groupId> <artifactId>seckill</artifactId> <version>0.0.1-SNAPSHOT</version> <name>seckill</name> <description>Online Seckill Project</description> <properties> <java.version>1.8</java.version> </properties> <dependencies> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.19</version> <scope>runtime</scope> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-jdbc</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-jpa</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-jdbc</artifactId> </dependency> <dependency> <groupId>org.projectlombok</groupId> <artifactId>lombok</artifactId> <optional>true</optional> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> <exclusions> <exclusion> <groupId>org.junit.vintage</groupId> <artifactId>junit-vintage-engine</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!--druid 的数据源--> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.0.5</version> </dependency> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>1.3.1</version> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> <plugin> <artifactId>maven-deploy-plugin</artifactId> <version>2.8.2</version> </plugin> <plugin> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-maven-plugin</artifactId> <version>1.3.2</version> <dependencies> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.5</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.41</version> </dependency> </dependencies> <executions> <execution> <id>mybatis generator</id> <phase>package</phase> <goals> <goal>generate</goal> </goals> </execution> </executions> <configuration> <!-- 允许移动生成的文件 --> <verbose>true</verbose> <!-- 允许自动覆盖文件 --> <overwrite>true</overwrite> <configurationFile> src/main/resources/mybatis-generator.xml </configurationFile> </configuration> </plugin> </plugins> </build> </project>
贴上配置文件看看,properties或者yml
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