如果你電腦是Mac的，使用homebrew安裝MySQL是一個非常方便的方式，但還是會出現一些問題。以下透過本文為大家介紹解決mac使用homebrew安裝MySQL無法登陸問題,需要的朋友可以參考下
如果你電腦是Mac的，使用homebrew安裝MySQL是一個非常便捷的方式，但是還是會出現一些問題；
首先保證你已經安裝了mysql,如果是透過homebrew安裝的，輸入mysql.server start 啟動服務
如果在輸入
mysql -u root
出現這個錯誤ERROR 1045 (28000): Access denied for user 'zhongchengming'@'localhost' (using password: YES)，應該是修改初始密碼沒有成功
解決步驟
（1）終端機輸入mysqld_safe --skip-grant-tables 顯示如下
2017-03-21T11:44:11.6NZ mysqld_safe Logging to '/usr/local/var/mysql/zhongchengmingdeMacBook-Air.local.err'. 2017-03-21T11:44:11.6NZ mysqld_safe Logging to '/usr/local/var/mysql/zhongchengmingdeMacBook-Air.local.err'. 2017-03-21T11:44:11.6NZ mysqld_safe A mysqld process already exists
（2）再次輸入mysql -u root顯示如下
Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 10 Server version: 5.7.17 Homebrew Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql>
（3）終端機輸入use mysql顯示如下
Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Database changed mysql>
（4）修改密碼UPDATE mysql.user SET authentication_string=PASSWORD('你的密碼') WHERE User='root';
成功 Query OK, 1 row affected, 1 warning (0.05 sec)
Rows matched: 1 Changed: 1 Warnings: 1
以上是詳解mac使用homebrew安裝MySQL無法登陸問題的解決方法的詳細內容。更多資訊請關注PHP中文網其他相關文章！
