java.sql.SQLException: connect error, url jdbc:mysql//127.0.0.1:3306/miaosha, driverClass com.mysql.jdbc.Driver-慕课网

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java.sql.SQLException: connect error, url jdbc:mysql//127.0.0.1:3306/miaosha, driverClass com.mysql.jdbc.Driver

来源：2-4 Mybatis自动生成器使用方式

慕粉0834181895

2021-07-31 16:28

请教各位大神:

启动项目没报错,浏览器一输入 localhost:8090就报错,下面几行一直反复的出,不知道问题在哪

(初看是连接数据库出错,但是用户名和密码肯定没错.用Navcat测试连接成功,并且也能用myabtis-generator生成了UserDO和UserPasswordDO)

2021-07-31 16:15:58.294 ERROR 4812 --- [reate-425446155] com.alibaba.druid.pool.DruidDataSource : create connection SQLException, url: jdbc:mysql//127.0.0.1:3306/miaosha, errorCode 0, state null

java.sql.SQLException: connect error, url jdbc:mysql//127.0.0.1:3306/miaosha, driverClass com.mysql.jdbc.Driver

at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1640) ~[druid-1.1.13.jar:1.1.13]

at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2550) ~[druid-1.1.13.jar:1.1.13]

2021-07-31 16:15:58.294 ERROR 4812 --- [reate-425446155] com.alibaba.druid.pool.DruidDataSource : create connection SQLException, url: jdbc:mysql//127.0.0.1:3306/miaosha, errorCode 0, state null

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3回答

慕粉0834181895

2021-07-31 17:08:28
解决了:
```
spring.datasource.url=jdbc:mysql://127.0.0.1:3306/miaosha
```
mysql后面少了个:
0 1
慕粉0834181895

2021-07-31 17:08:20
解决了:
```
spring.datasource.url=jdbc:mysql://127.0.0.1:3306/miaosha
```
mysql后面少了个:
0 0
慕粉0834181895

2021-07-31 17:08:04
解决了:
```
spring.datasource.url=jdbc:mysql://127.0.0.1:3306/miaosha
```
mysql后面少了个:
0 0

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