com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
Could not get JDBC Connection; nested exception is com.mysql.jdbc.exceptions.jdbc4applications.properties文件的方式:
#database
我在我的IDE DBeaver,MySQL 8.0.21Linux()中使用了下面的SQL脚本。数据库采用utf8mb4 / utf8mb4_general_ci编码。DELIMITER //BEFORE INSERT ON LINEBEGIN
SETError [1064] [42000]: You have an error in your SQL syntax; check the manual that