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jQuery火箭图标返回顶部代码</h1>
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<p>1打开mysql.exe和mysqld.exe所在的文件夹,复制路径地址</p>
<p><img src="https://img2018.cnblogs.com/blog/1430251/201810/1430251-20181028195346598-1465117648.png" alt="" /></p>
<p>输入命令 mysqld --skip-grant-tables 回车，此时就跳过了mysql的用户验证。注意输入此命令之后命令行就无法操作了，此时可以再打开一个新的命令行。注意：在输入此命令之前先在任务管理器中结束mysqld.exe进程，确保mysql服务器端已结束运行。</p>
<p><img src="https://img2018.cnblogs.com/blog/1430251/201810/1430251-20181028195505400-99633360.png" alt="" /></p>
<p><img src="https://img2018.cnblogs.com/blog/1430251/201810/1430251-20181028195604542-207983265.png" alt="" /></p>
<p> 输入mysql登陆</p>
<div class="cnblogs_code">
<pre><span style="color: #008080;user-select:none;"> 1</span> C:UsersAdministrator><span style="color: #000000;">mysql
</span><span style="color: #008080;user-select:none;"> 2</span> <span style="color: #000000;">Welcome to the MySQL monitor. Commands end with ; or g.
</span><span style="color: #008080;user-select:none;"> 3</span> Your MySQL connection id <span style="color: #0000ff;">is</span> <span style="color: #800080;">3</span>
<span style="color: #008080;user-select:none;"> 4</span> Server version: <span style="color: #800080;">5.5</span>.<span style="color: #800080;">40</span><span style="color: #000000;"> MySQL Community Server (GPL)
</span><span style="color: #008080;user-select:none;"> 5</span> Copyright (c) <span style="color: #800080;">2000</span>, <span style="color: #800080;">2014</span>, Oracle and/<span style="color: #000000;">or its affiliates. All rights reserved.
</span><span style="color: #008080;user-select:none;"> 6</span> Oracle <span style="color: #0000ff;">is</span> a registered trademark of Oracle Corporation and/<span style="color: #000000;">or its
</span><span style="color: #008080;user-select:none;"> 7</span> <span style="color: #000000;">affiliates. Other names may be trademarks of their respective
</span><span style="color: #008080;user-select:none;"> 8</span> <span style="color: #000000;">owners.
</span><span style="color: #008080;user-select:none;"> 9</span> Type <span style="color: #800000;">'</span><span style="color: #800000;">help;</span><span style="color: #800000;">'</span> or <span style="color: #800000;">'</span><span style="color: #800000;">h</span><span style="color: #800000;">'</span> <span style="color: #0000ff;">for</span> help. Type <span style="color: #800000;">'</span><span style="color: #800000;">c</span><span style="color: #800000;">'</span><span style="color: #000000;"> to clear the current input statement.
</span><span style="color: #008080;user-select:none;">10</span> mysql></pre>
</div>
<div class="cnblogs_code">
<pre><span style="color: #008080;user-select:none;"> 1</span> mysql><span style="color: #000000;"> show databases;
</span><span style="color: #008080;user-select:none;"> 2</span> +--------------------+
<span style="color: #008080;user-select:none;"> 3</span> | Database |
<span style="color: #008080;user-select:none;"> 4</span> +--------------------+
<span style="color: #008080;user-select:none;"> 5</span> | information_schema |
<span style="color: #008080;user-select:none;"> 6</span> | itcastoa0720 |
<span style="color: #008080;user-select:none;"> 7</span> | kingoa |
<span style="color: #008080;user-select:none;"> 8</span> | mysql |
<span style="color: #008080;user-select:none;"> 9</span> | performance_schema |
<span style="color: #008080;user-select:none;">10</span> | qin |
<span style="color: #008080;user-select:none;">11</span> | student |
<span style="color: #008080;user-select:none;">12</span> | test |
<span style="color: #008080;user-select:none;">13</span> +--------------------+
<span style="color: #008080;user-select:none;">14</span> <span style="color: #800080;">8</span> rows <span style="color: #0000ff;">in</span> <span style="color: #0000ff;">set</span> (<span style="color: #800080;">0.01</span><span style="color: #000000;"> sec)
</span><span style="color: #008080;user-select:none;">15</span>
<span style="color: #008080;user-select:none;">16</span> mysql><span style="color: #000000;"> use mysql
</span><span style="color: #008080;user-select:none;">17</span> <span style="color: #000000;">Database changed
</span><span style="color: #008080;user-select:none;">18</span> mysql><span style="color: #000000;"> show tables;
</span><span style="color: #008080;user-select:none;">19</span> +---------------------------+
<span style="color: #008080;user-select:none;">20</span> | Tables_in_mysql |
<span style="color: #008080;user-select:none;">21</span> +---------------------------+
<span style="color: #008080;user-select:none;">22</span> | columns_priv |
<span style="color: #008080;user-select:none;">23</span> | db |
<span style="color: #008080;user-select:none;">24</span> | <span style="color: #0000ff;">event</span> |
<span style="color: #008080;user-select:none;">25</span> | func |
<span style="color: #008080;user-select:none;">26</span> | general_log |
<span style="color: #008080;user-select:none;">27</span> | help_category |
<span style="color: #008080;user-select:none;">28</span> | help_keyword |
<span style="color: #008080;user-select:none;">29</span> | help_relation |
<span style="color: #008080;user-select:none;">30</span> | help_topic |
<span style="color: #008080;user-select:none;">31</span> | host |
<span style="color: #008080;user-select:none;">32</span> | ndb_binlog_index |
<span style="color: #008080;user-select:none;">33</span> | plugin |
<span style="color: #008080;user-select:none;">34</span> | proc |
<span style="color: #008080;user-select:none;">35</span> | procs_priv |
<span style="color: #008080;user-select:none;">36</span> | proxies_priv |
<span style="color: #008080;user-select:none;">37</span> | servers |
<span style="color: #008080;user-select:none;">38</span> | slow_log |
<span style="color: #008080;user-select:none;">39</span> | tables_priv |
<span style="color: #008080;user-select:none;">40</span> | time_zone |
<span style="color: #008080;user-select:none;">41</span> | time_zone_leap_second |
<span style="color: #008080;user-select:none;">42</span> | time_zone_name |
<span style="color: #008080;user-select:none;">43</span> | time_zone_transition |
<span style="color: #008080;user-select:none;">44</span> | time_zone_transition_type |
<span style="color: #008080;user-select:none;">45</span> | user |
<span style="color: #008080;user-select:none;">46</span> +---------------------------+
<span style="color: #008080;user-select:none;">47</span> <span style="color: #800080;">24</span> rows <span style="color: #0000ff;">in</span> <span style="color: #0000ff;">set</span> (<span style="color: #800080;">0.01</span><span style="color: #000000;"> sec)
</span><span style="color: #008080;user-select:none;">48</span>
<span style="color: #008080;user-select:none;">49</span> mysql> <span style="color: #0000ff;">select</span> user,host,password <span style="color: #0000ff;">from</span><span style="color: #000000;"> user;
</span><span style="color: #008080;user-select:none;">50</span> +------+-----------+-------------------------------------------+
<span style="color: #008080;user-select:none;">51</span> | user | host | password |
<span style="color: #008080;user-select:none;">52</span> +------+-----------+-------------------------------------------+
<span style="color: #008080;user-select:none;">53</span> | root | localhost | *81F5E21E35407D884A6CD4A731AEBFB6AF209E1B |
<span style="color: #008080;user-select:none;">54</span> +------+-----------+-------------------------------------------+
<span style="color: #008080;user-select:none;">55</span> <span style="color: #800080;">1</span> row <span style="color: #0000ff;">in</span> <span style="color: #0000ff;">set</span> (<span style="color: #800080;">0.00</span><span style="color: #000000;"> sec)
</span><span style="color: #008080;user-select:none;">56</span>
<span style="color: #008080;user-select:none;">57</span> mysql> update user <span style="color: #0000ff;">set</span> password=password(<span style="color: #800000;">'</span><span style="color: #800000;">123456</span><span style="color: #800000;">'</span>) <span style="color: #0000ff;">where</span> user=<span style="color: #800000;">'</span><span style="color: #800000;">root</span><span style="color: #800000;">'</span> and host=<span style="color: #800000;">'</span><span style="color: #800000;">l</span>
<span style="color: #008080;user-select:none;">58</span> ocalhost<span style="color: #800000;">'</span><span style="color: #800000;">;</span>
<span style="color: #008080;user-select:none;">59</span> Query OK, <span style="color: #800080;">1</span> row affected (<span style="color: #800080;">0.00</span><span style="color: #000000;"> sec)
</span><span style="color: #008080;user-select:none;">60</span> Rows matched: <span style="color: #800080;">1</span> Changed: <span style="color: #800080;">1</span> Warnings: <span style="color: #800080;">0</span>
<span style="color: #008080;user-select:none;">61</span>
<span style="color: #008080;user-select:none;">62</span> mysql> <span style="color: #0000ff;">select</span> user,host,password <span style="color: #0000ff;">from</span><span style="color: #000000;"> user;
</span><span style="color: #008080;user-select:none;">63</span> +------+-----------+-------------------------------------------+
<span style="color: #008080;user-select:none;">64</span> | user | host | password |
<span style="color: #008080;user-select:none;">65</span> +------+-----------+-------------------------------------------+
<span style="color: #008080;user-select:none;">66</span> | root | localhost | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
<span style="color: #008080;user-select:none;">67</span> +------+-----------+-------------------------------------------+
<span style="color: #008080;user-select:none;">68</span> <span style="color: #800080;">1</span> row <span style="color: #0000ff;">in</span> <span style="color: #0000ff;">set</span> (<span style="color: #800080;">0.00</span><span style="color: #000000;"> sec)
</span><span style="color: #008080;user-select:none;">69</span>
<span style="color: #008080;user-select:none;">70</span> mysql></pre>
</div>
<p>重新打开一个cmd命令窗口，测试</p>
<div class="cnblogs_code">
<pre><span style="color: #008080;user-select:none;"> 1</span> C:UsersAdministrator>mysql -u root -<span style="color: #000000;">p123456
</span><span style="color: #008080;user-select:none;"> 2</span> <span style="color: #000000;">Welcome to the MySQL monitor. Commands end with ; or g.
</span><span style="color: #008080;user-select:none;"> 3</span> Your MySQL connection id <span style="color: #0000ff;">is</span> <span style="color: #800080;">7</span>
<span style="color: #008080;user-select:none;"> 4</span> Server version: <span style="color: #800080;">5.5</span>.<span style="color: #800080;">40</span><span style="color: #000000;"> MySQL Community Server (GPL)
</span><span style="color: #008080;user-select:none;"> 5</span>
<span style="color: #008080;user-select:none;"> 6</span> Copyright (c) <span style="color: #800080;">2000</span>, <span style="color: #800080;">2014</span>, Oracle and/<span style="color: #000000;">or its affiliates. All rights reserved.
</span><span style="color: #008080;user-select:none;"> 7</span>
<span style="color: #008080;user-select:none;"> 8</span> Oracle <span style="color: #0000ff;">is</span> a registered trademark of Oracle Corporation and/<span style="color: #000000;">or its
</span><span style="color: #008080;user-select:none;"> 9</span> <span style="color: #000000;">affiliates. Other names may be trademarks of their respective
</span><span style="color: #008080;user-select:none;">10</span> <span style="color: #000000;">owners.
</span><span style="color: #008080;user-select:none;">11</span>
<span style="color: #008080;user-select:none;">12</span> Type <span style="color: #800000;">'</span><span style="color: #800000;">help;</span><span style="color: #800000;">'</span> or <span style="color: #800000;">'</span><span style="color: #800000;">h</span><span style="color: #800000;">'</span> <span style="color: #0000ff;">for</span> help. Type <span style="color: #800000;">'</span><span style="color: #800000;">c</span><span style="color: #800000;">'</span><span style="color: #000000;"> to clear the current input statement.
</span><span style="color: #008080;user-select:none;">13</span>
<span style="color: #008080;user-select:none;">14</span> mysql></pre>
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