標籤:1:以root身份登陸mysql終端mysql -uroot -pmysql2:建立wx使用者,注意密碼要加單引號mysql> create user wx identified by ‘wx‘;3:建立wx資料庫mysql>create database wx;4:為使用者wx授權使其擁有wx資料庫的所有許可權mysql> grant all on wx.* to [email protected] identified by
標籤:問題現象 com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failureThe last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. I
標籤:mysql group by 我這裡建立了一個 goods 表,先看下裡面的資料:mysql> select * from goods;+----+------+------+------------+-------------+------------+| id | s_id | b_id | goods_
標籤:mysql group by 我這裡建立了一個 goods 表,先看下裡面的資料:mysql> select * from goods;+----+------+------+------------+-------------+------------+| id | s_id | b_id | goods_
標籤:可以實現顯示資料庫中所有使用者。select user from mysql.user;select user,host,password from mysql.user; 給表建立使用者,授權:The create user command:<!---->mysql> CREATE USER yy IDENTIFIED BY
標籤:以前在windows 下安裝mysql 沒怎麼出現過問題,而在linux下安裝的時候出現了一些問題,昨天在windows 安裝的時候也出現了1045 錯誤,就個人經曆來看這個問題就是 root使用者密碼的問題,所以將解決的方式總結如下:一、mysql登入報 1045 錯誤mysqladmin: connect to server at ‘localhost‘ failederror: ‘Access denied for user ‘root‘@‘localhost‘ (using