mysql 5.7.11 修改winx64初始密碼的方法

這篇文章主要為大家詳細(xì)介紹了mysql 5.7.11 winx64初始密碼修改的方法,具有一定的參考價(jià)值,感興趣的小伙伴們可以參考一下

從官網(wǎng)下載mysql-5.7.11-winx64壓縮版,安裝后發(fā)現(xiàn)竟然有密碼,嘗試無果,通過修改密碼搞定

安裝成功后:

關(guān)閉mysql服務(wù)在跟目錄下修改文件my.ini,內(nèi)容如下:注意兩點(diǎn)? 1:內(nèi)容中myql的安裝目錄換成讀者的安裝目錄;2最后一行代表登錄是否需要密碼,這里我們繞過密碼登錄進(jìn)入mysql修改密碼,所以不注釋skip-grant-tables

####################配置文件開始###################?  ?  ?#?For?advice?on?how?to?change?settings?please?see?    ?#?http://dev.mysql.com/doc/refman/5.7/en/server-configuration-defaults.html?  ?  ?#?***?DO?NOT?EDIT?THIS?FILE.?It's?a?template?which?will?be?copied?to?the?  ?  ?#?***?default?location?during?install,?and?will?be?replaced?if?you?    ?#?***?upgrade?to?a?newer?version?of?MySQL.?  ?  ?[client]?  ?  ?default-character-set=utf8?  ?  ?[mysqld]?  ?  ?port=3306?  ?#?D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64?  ?basedir?="D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64/"?  ?  ?datadir?="D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64/data/"?  ?  ?tmpdir?="D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64/data/"?  ?  ?socket?="D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64/data/mysql.sock"?  ?  ?log-error="D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64/data/mysql_error.log"?  ?  ??#server_id?=?2?  ?  ?#skip-locking?    ?max_connections=100?  ?  ?table_open_cache=256?  ?  ?query_cache_size=1M?  ?  ?tmp_table_size=32M?  ?  ?thread_cache_size=8?  ?  ?innodb_data_home_dir="D:Program?Filesmysql-5.7.11-winx64mysql-5.7.11-winx64/data/"?  ?  ?innodb_flush_log_at_trx_commit?=1?  ?  ?innodb_log_buffer_size=128M?  ?  ?innodb_buffer_pool_size=128M?  ?  ?innodb_log_file_size=10M?  ?  ?innodb_thread_concurrency=16?  ?  ?innodb-autoextend-increment=1000?  ?  ?join_buffer_size?=?128M?  ?  ?sort_buffer_size?=?32M?  ?  ?read_rnd_buffer_size?=?32M?  ?  ?max_allowed_packet?=?32M?  ?  ?explicit_defaults_for_timestamp=true?  ?  ?sql-mode="STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"?  ?  ?skip-grant-tables?  ?  ?  ####################配置文件結(jié)束###################

修改保存后,在cmd中,由于我們已經(jīng)在path配置了環(huán)境變量,所以我們可以直接啟動(dòng)mysql

net?start?mysql

啟動(dòng)成功后,登錄mysql

mysql?-u?root?-p

密碼為空 這里我們直接回車登錄成功
登錄成功后,我們修改數(shù)據(jù)庫(kù)執(zhí)行如下

use?mysql
update?user?set?authentication_string=password("123456")?where?user="root";

這里注意最后必需加上分號(hào)

成功后刷新

flush?privileges;

致此我們密碼就修改成功了,退出關(guān)閉mysql服務(wù),然后把my.ini中最后一行注釋掉,從新啟動(dòng)mysql服務(wù),發(fā)現(xiàn)新密碼生效。

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