Unable to acquire JDBC Connection

Question

org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection

百度了一下说是配置文件有空格，我检查了一下也没有空格，这是什么原因，老师求解答

Answer 1

廖师兄 2021-04-15 14:43:42

检查一下数据库软件的版本