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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