1.mysql数据库设置远程连接权限 GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '密码' WITH GRANT OPTION;[回车] 2.刷新MySQL的系统权限 flush privileges;[回车] 3.停止防火墙 service iptables stop -------------------------------------------- [ERROR]: 1146 - Table 'performance_
连接数据库报错:“SQLSTATE[HY000] [2002] No such file or directory”. 出现这个问题的原因是PDO无法找到mysql.sock或者mysqld.sock. 解决方法1:找到相应的.sock文件,并设置php.ini文件中的pdo_mysql.default_socket的值为.sock文件的路径. pdo_mysql.default_socket= /tmp/mysqld.sock 然后重启Apache,或者nginx下重启php-fpm即可.
ArcCatalog连接数据库报错: Failed to connect to database. Cannot connect to database because the database client software failed to load. Be sure the database client software is installed and configured correctly. 因为ArcGIS 是32位的,安装的数据库client客户端也要求是32位的才行,PL
使用JDBC连接数据库时出现报错, 报错内容:Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
1.解决方法: 报错信息为: Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serve
问题:Java程序使用JDBC连接MySQL数据库时,控制台报错如下: java.sql.SQLException: The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration prop
因本地资源有限,在公共测试环境搭建了PGsql环境,从数据库本地localhost访问正常,在相同网段的远程机器访问报如下错误 “server closed the connection unexpectedly. This probably means the server terminated abnormally before or while processing the request” 检查pg日志,报错日志为FATAL: no pg_hba.conf entry
报错: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) 1.楼主是新安装的mysql,注意新安装完成不会默认启动服务 2.百度上各种处理办法均不对,查看数据库状态发现未启动!!! 3.重启把服务拉起即可成功连接:systemctl start mariadb.service 4.安装新服务后一定要先检查服务的状态信息,再去判断报错!!!
报错信息类似这样: Wed May 27 14:15:54 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit