--- Check the SQL Statement (preparation failed).--- Cause: java.sql.SQLException: Connections could not be acquired from the underlying database! 数据库迁移后出现这个问题。用户名和密码都正确。这是为什么呢？显示全部
--- Check the SQL Statement (preparation failed). --- Cause: java.sql.SQLException: Connections could not be acquired from the underlying database! 数据库迁移后出现这个问题。用户名和密码都正确。这是为什么呢？收起