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linux 离线安装 mysql
mkdir /data/software#cd /data/software注意要将离线文件上传到software目录下tar -xzvfmysql-5.6.33-linux-glibc2.5-x86_64.tar.gz //解压文件mv mysql-5.6.33-linux-glibc2.5-x86_64/ mysql // 重命名mv mysql /usr/local/ //移动文...原创 2018-03-27 14:31:48 · 183 阅读 · 0 评论 -
[Err] 1093 - You can't specify target table 'user' for update in FROM clause
/*mysql中You can't specify target table for update in FROM clause错误的意思是说，不能先select出同一表中的某些值，再update这个表(在同一语句中)*/UPDATE `user` SET cellNumber="13764031314",showName="13764031314",userName="1376403131...原创 2018-06-11 16:50:41 · 3035 阅读 · 0 评论 -
Cannot resolve com.mysq.jdbc.Connection.ping method. Will use 'SELECT 1' instead.
com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker.<init>(55) - Cannot resolve com.mysq.jdbc.Connection.ping method. Will use 'SELECT 1' instead.java.lang.NullPointerException at co...原创 2018-11-07 11:51:55 · 8357 阅读 · 0 评论