springboot连接数据库异常(Could not obtain connection metadata) - 代码天地

springboot连接数据库异常(Could not obtain connection metadata)

其他 2020-03-18 11:33:32 阅读次数: 0

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转载自blog.csdn.net/svygh123/article/details/85657311

springboot连接数据库异常(Could not obtain connection metadata)

spring+hibernate连接数据库异常(Could not obtain connection metadata)

Could not obtain connection to query metadata : An attempt by a client to checkout a Connection has timed out.]

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CannotGetJdbcConnectionException：Failed to obtain JDBC Connection

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连接数据库异常:Connection refused

Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection;

org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested

Failed to obtain JDBC Connection； nested exception is java.sql.SQLException

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java元数据(metadata)

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数据库连接错误The Network Adapter could not establish the connection

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