Heim  >  Artikel  >  Backend-Entwicklung  >  PHP-Online-MySQL-Big-Data-Importprogramm

PHP-Online-MySQL-Big-Data-Importprogramm

WBOY
WBOYOriginal
2016-08-08 09:22:51967Durchsuche

<span><br> 1</span> <?<span>php
</span><span> 2</span><span>header</span>("content-type:text/html;charset=utf-8"<span>);
</span><span> 3</span><span>error_reporting</span>(<span>E_ALL</span><span>);
</span><span> 4</span><span>set_time_limit</span>(0<span>);
</span><span> 5</span><span>$file</span>='./test.sql'<span>;
</span><span> 6</span><span>$data</span>=<span>file</span>(<span>$file</span><span>);
</span><span> 7</span><span> 8</span><span>echo</span> "<pre class="brush:php;toolbar:false">"<span>;
</span><span> 9</span><span>//</span><span>print_r($data);</span><span>10</span><span>$data_new</span>=<span>array</span><span>();
</span><span>11</span><span>$tmp</span>=<span>array</span><span>();
</span><span>12</span><span>foreach</span> (<span>$data</span><span>as</span><span>$line</span><span>) {
</span><span>13</span><span>14</span><span>$line</span>=<span>trim</span>(<span>$line</span><span>);
</span><span>15</span><span>if</span>(<span>strlen</span>(<span>$line</span>)==0<span>){
</span><span>16</span><span>continue</span><span>;
</span><span>17</span><span>    }
</span><span>18</span><span>if</span>(<span>substr</span>(<span>$line</span>,0,2)=='--'<span>){
</span><span>19</span><span>continue</span><span>;
</span><span>20</span><span>    }
</span><span>21</span><span>if</span>(<span>substr</span>(<span>$line</span>,0,2)=='/*'<span>){
</span><span>22</span><span>continue</span><span>;
</span><span>23</span><span>    }
</span><span>24</span><span>$tmp</span>[]=<span>$line</span><span>;
</span><span>25</span><span>if</span>(<span>substr</span>(<span>$line</span>,-1)==';'<span>){
</span><span>26</span><span>$query</span>=<span>implode</span>('',<span>$tmp</span><span>);
</span><span>27</span><span>$tmp</span>=<span>array</span><span>();
</span><span>28</span><span>$data_new</span>[]=<span>$query</span><span>;
</span><span>29</span><span>    }
</span><span>30</span><span>31</span><span>}
</span><span>32</span><span>33</span><span>34</span><span>35</span><span>$mysqli</span>=<span>new</span> mysqli('localhost','root','root','test'<span>);
</span><span>36</span><span>if</span>(<span>$mysqli</span>-><span>connect_errno){
</span><span>37</span><span>exit</span>('数据库连接失败!'<span>);
</span><span>38</span><span>}
</span><span>39</span><span>$mysqli</span>->query("set names utf8"<span>);
</span><span>40</span><span>41</span><span>$error</span>=<span>array</span><span>();
</span><span>42</span><span>foreach</span>(<span>$data_new</span><span>as</span><span>$sql</span><span>){
</span><span>43</span><span>$mysqli</span>->query(<span>$sql</span><span>);
</span><span>44</span><span>$r</span>=<span>$mysqli</span>-><span>error;
</span><span>45</span><span>if</span>(<span>$r</span>) <span>$error</span>[]=<span>$r</span><span>;
</span><span>46</span><span>}
</span><span>47</span><span>print_r</span>(<span>$r</span><span>);
</span><span>48</span><span>49</span><span>50</span><span>/*</span><span>51</span><span>52</span><span>53</span><span>mysql>ALTER TABLE tbl2 DISABLE KEYS;
</span><span>54</span><span>Query OK, 0 rows affected (0.00 sec)
</span><span>55</span><span>56</span><span>mysql>INSERT INTO tbl2 SELECT * FROM tbl1;
</span><span>57</span><span>Query OK, 2000000 row affected (36.30 sec)
</span><span>58</span><span>Records: 2000000 Duplicates: 0 Warnings: 0
</span><span>59</span><span>60</span><span>mysql>ALTER TABLE tbl2 ENABLE KEYS;
</span><span>61</span><span>Query OK, 0 rows affected (44.55 sec)
</span><span>62</span><span>63</span><span>64</span><span>*/</span>

Anwendbare Situation: Die von phpmyadmin exportierte SQL-Datei ist zu groß und kann nicht in Online-phpmyadmin importiert werden

Laden Sie das Programm und die SQL-Datei nach der Verwendung in den Speicherplatz hoch Löschen Sie es einfach.

Das Obige stellt das PHP-Online-MySQL-Big-Data-Importprogramm vor, einschließlich der relevanten Inhalte. Ich hoffe, es wird für Freunde hilfreich sein, die sich für PHP-Tutorials interessieren.

Stellungnahme:
Der Inhalt dieses Artikels wird freiwillig von Internetnutzern beigesteuert und das Urheberrecht liegt beim ursprünglichen Autor. Diese Website übernimmt keine entsprechende rechtliche Verantwortung. Wenn Sie Inhalte finden, bei denen der Verdacht eines Plagiats oder einer Rechtsverletzung besteht, wenden Sie sich bitte an admin@php.cn