標籤:mysql error 1396mysql> create user [email protected]‘localhost‘ identified by ‘[email protected]‘;ERROR 1396 (HY000): Operation CREATE USER failed for ‘jumpserver‘@
標籤:顯示所有資料庫: show databases;使用某個資料庫: use 資料庫名;顯示某個資料庫的所有表 show full tables from mblogs where table_type = ‘base table‘;顯示資料庫編碼 show charset建立表單 create table mblogs. m_linkss(id int(4) not null auto_increment,link_name
標籤:關於Mysql分散式交易介紹,可參考:http://blog.csdn.net/luckyjiuyi/article/details/46955337分為兩個階段:準備和執行階段。有兩個角色:事務的管理者(TM)和事務執行者(RM,Mysql Server).XA START 事務啟動標識,使事務處於ACTIVE狀態XA END 事務結束標識,使事務處於IDLE狀態當事務處於IDLE狀態,可 XA PREPARE
標籤:今天部署伺服器項目運行,當遇見有時間資料對象的插入和更新操作的時候,就報錯,如下:Caused by: com.mysql.jdbc.MysqlDataTruncation: Data truncation: Incorrect datetime value: ‘‘ for column ‘createtime‘ at row 1 at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2868) at com.mysql.jdbc.
標籤:use information_schema;-- 查詢一個資料庫儲存大小select concat(round(sum(data_length/1024/1024),2),‘MB‘) as data from tables where table_schema=‘database nane‘; 85MB-- 查詢一個表格儲存體大小select concat(round(sum(data_length/1024/1024),2),‘MB‘) as data from tables
標籤:以下是Mysql資料庫伺服器設定檔my.ini的詳細配置。應用場合是InnoDB引擎,2核CPU, 32位SUSE。[client]#password = your_passwordport = 3306socket = /tmp/mysql.sock# Here follows entries for some specific programs# The MySQL