{"id":1118,"date":"2008-02-13T23:09:18","date_gmt":"2008-02-13T23:09:18","guid":{"rendered":"http:\/\/www.icocean.com\/blog\/?p=1118"},"modified":"2008-02-14T00:54:49","modified_gmt":"2008-02-14T00:54:49","slug":"%E6%A3%80%E6%9F%A5%E3%80%81%E4%BC%98%E5%8C%96%E5%92%8C%E4%BF%AE%E5%A4%8Dmysql%E6%95%B0%E6%8D%AE%E5%BA%93","status":"publish","type":"post","link":"https:\/\/www.icocean.com\/blog\/?p=1118","title":{"rendered":"\u68c0\u67e5\u3001\u4f18\u5316\u548c\u4fee\u590dMYSQL\u6570\u636e\u5e93"},"content":{"rendered":"

MySql\u6570\u636e\u5e93\u4fee\u590d
                                      <\/p>\n

\u4eca\u5929\u65e9\u4e0a\u53d1\u73b0\u56e0\u4e3a\u78c1\u76d8\u6ee1\u9020\u6210\u4e86Mysql\u670d\u52a1\u6ca1\u6cd5\u6b63\u5e38\u8fd0\u884c\uff0c\u9996\u5148\u817e\u786c\u76d8\u7a7a\u95f4\uff0c\u518d\u505c\u6b62 mysqld\u670d\u52a1\uff0c\u8fd8\u7528\u4e86\u4e0bkill\u6740\u6389\u4e86mysqld\u8fdb\u7a0b\uff0c\u540e\u6765\u53d1\u73b0\u6570\u636e\u5e93\u867d\u7136\u542f\u52a8\u4e86\uff0c\u4f46\u662f\u6570\u636e\u8868\u635f\u574f\u4e86\uff0cgoogle\u641c\u7d22\u4e86\u4e0b\uff0c\u7528myisamchk \u4fee\u590d\u4e86\u4e0b\u6570\u636e\u8868\u6587\u4ef6\uff0c\u6210\u529f\u3002\u7279\u6458\u5f55\u4e0b\u6587\u3002<\/p>\n

\u68c0\u67e5\u548c\u4fee\u590dMySQL\u6570\u636e\u6587\u4ef6<\/p>\n

\u7531\u4e8e\u4e34\u65f6\u65ad\u7535\uff0c\u4f7f\u7528kill -9\u4e2d\u6b62MySQL\u670d\u52a1\u8fdb\u7a0b\uff0c\u6216\u8005\u662fJessica\u7684\u670b\u53cbidiot@%.host.net\u53c8\u72af\u4e86\u4e00\u4e2a\u9519\u8bef\uff0c\u6240\u6709\u7684\u8fd9\u4e9b\u90fd\u53ef\u80fd\u4f1a\u6bc1\u574fMySQL\u7684\u6570\u636e\u6587\u4ef6\u3002\u5982\u679c\u5728\u88ab\u5e72\u6270\u65f6\uff0c\u670d\u52a1\u6b63\u5728\u6539\u53d8\u6587\u4ef6\uff0c\u6587\u4ef6\u53ef\u80fd\u4f1a\u7559\u4e0b\u9519\u8bef\u7684\u6216\u4e0d\u4e00\u81f4\u7684\u72b6\u6001\u3002\u56e0\u4e3a\u8fd9\u6837\u7684\u6bc1\u574f\u6709\u65f6\u662f\u4e0d\u5bb9\u6613\u88ab\u53d1\u73b0\u7684\uff0c\u5f53\u4f60\u53d1\u73b0\u8fd9\u4e2a\u9519\u8bef\u65f6\u53ef\u80fd\u662f\u5f88\u4e45\u4ee5\u540e\u7684\u4e8b\u4e86\u3002\u4e8e\u662f\uff0c\u5f53\u4f60\u53d1\u73b0\u8fd9\u4e2a\u95ee\u9898\u65f6\uff0c\u4e5f\u8bb8\u6240\u6709\u7684\u5907\u4efd\u90fd\u6709\u540c\u6837\u7684\u9519\u8bef\u3002<\/p>\n

MySQL\u53c2\u8003\u624b\u518c\u7684\u7b2c\u5341\u4e94\u7ae0\u8bb2\u8ff0\u4e86MySQL\u81ea\u5e26\u7684myisamchk\u7684\u529f\u80fd\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u68c0\u67e5\u548c\u4fee\u590d\u4f60\u7684MySQL\u6570\u636e\u6587\u4ef6\u3002\u867d\u7136\u8fd9\u4e00\u7ae0\u5bf9\u4e8e\u6bcf\u4e2a\u60f3\u8981\u642d\u5efa\u4e00\u4e2a\u5f3a\u58ee\u7684MySQL\u670d\u52a1\u7684\u4eba\u90fd\u662f\u63a8\u8350\u9605\u8bfb\u7684\uff0c\u6211\u4eec\u8fd8\u662f\u6709\u5fc5\u8981\u5728\u8fd9\u91cc\u5bf9\u5176\u4e2d\u7684\u8981\u70b9\u8fdb\u884c\u8ba8\u8bba\u3002<\/p>\n

\u5728\u6211\u4eec\u7ee7\u7eed\u4e4b\u524d\uff0c\u4f60\u5fc5\u987b\u610f\u8bc6\u5230myisamchk\u7a0b\u5e8f\u5bf9\u7528\u6765\u68c0\u67e5\u548c\u4fee\u6539\u7684MySQL\u6570\u636e\u6587\u4ef6\u7684\u8bbf\u95ee\u5e94\u8be5\u662f\u552f\u4e00\u7684\u3002\u5982\u679cMySQL\u670d\u52a1\u6b63\u5728\u4f7f\u7528\u67d0\u4e00\u6587\u4ef6\uff0c\u5e76\u5bf9myisamchk\u6b63\u5728\u68c0\u67e5\u7684\u6587\u4ef6\u8fdb\u884c\u4fee\u6539\uff0cmyisamchk\u4f1a\u8bef\u4ee5\u4e3a\u53d1\u751f\u4e86\u9519\u8bef\uff0c\u5e76\u4f1a\u8bd5\u56fe\u8fdb\u884c\u4fee\u590d–\u8fd9\u5c06\u5bfc\u81f4MySQL\u670d\u52a1\u7684\u5d29\u6e83\uff01\u8fd9\u6837\uff0c\u8981\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\u7684\u53d1\u751f\uff0c\u901a\u5e38\u6211\u4eec\u9700\u8981\u5728\u5de5\u4f5c\u65f6\u5173\u95edMySQL\u670d\u52a1\u3002\u4f5c\u4e3a\u9009\u62e9\uff0c\u4f60\u4e5f\u53ef\u4ee5\u6682\u65f6\u5173\u95ed\u670d\u52a1\u4ee5\u5236\u4f5c\u4e00\u4e2a\u6587\u4ef6\u7684\u62f7\u8d1d\uff0c\u7136\u540e\u5728\u8fd9\u4e2a\u62f7\u8d1d\u4e0a\u5de5\u4f5c\u3002\u5f53\u4f60\u505a\u5b8c\u4e86\u4ee5\u540e\uff0c\u91cd\u65b0\u5173\u95ed\u670d\u52a1\u5e76\u4f7f\u7528\u65b0\u7684\u6587\u4ef6\u53d6\u4ee3\u539f\u6765\u7684\u6587\u4ef6(\u4e5f\u8bb8\u4f60\u8fd8\u9700\u8981\u4f7f\u7528\u671f\u95f4\u7684\u53d8\u66f4\u65e5\u5fd7)\u3002<\/p>\n

MySQL\u6570\u636e\u76ee\u5f55\u4e0d\u662f\u592a\u96be\u7406\u89e3\u7684\u3002\u6bcf\u4e00\u4e2a\u6570\u636e\u5e93\u5bf9\u5e94\u4e00\u4e2a\u5b50\u76ee\u5f55\uff0c\u6bcf\u4e2a\u5b50\u76ee\u5f55\u4e2d\u5305\u542b\u4e86\u5bf9\u5e94\u4e8e\u8fd9\u4e2a\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u8868\u7684\u6587\u4ef6\u3002\u6bcf\u4e00\u4e2a\u6570\u636e\u8868\u5bf9\u5e94\u4e09\u4e2a\u6587\u4ef6\uff0c\u5b83\u4eec\u548c\u8868\u540d\u76f8\u540c\uff0c\u4f46\u662f\u5177\u6709\u4e0d\u540c\u7684\u6269\u5c55\u540d\u3002tblName.frm\u6587\u4ef6\u662f\u8868\u7684\u5b9a\u4e49\uff0c\u5b83\u4fdd\u5b58\u4e86\u8868\u4e2d\u5305\u542b\u7684\u6570\u636e\u5217\u7684\u5185\u5bb9\u548c\u7c7b\u578b\u3002tblName.MYD\u6587\u4ef6\u5305\u542b\u4e86\u8868\u4e2d\u7684\u6570\u636e\u3002tblName.MYI\u6587\u4ef6\u5305\u542b\u4e86\u8868\u7684\u7d22\u5f15(\u4f8b\u5982\uff0c\u5b83\u53ef\u80fd\u5305\u542blookup\u8868\u4ee5\u5e2e\u52a9\u63d0\u9ad8\u5bf9\u8868\u7684\u4e3b\u952e\u5217\u7684\u67e5\u8be2)\u3002<\/p>\n

\u8981\u68c0\u67e5\u4e00\u4e2a\u8868\u7684\u9519\u8bef\uff0c\u53ea\u9700\u8981\u8fd0\u884cmyisamchk(\u5728MySQL\u7684bin\u76ee\u5f55\u4e0b)\u5e76\u63d0\u4f9b\u6587\u4ef6\u7684\u4f4d\u7f6e\u548c\u8868\u540d\uff0c\u6216\u8005\u662f\u8868\u7684\u7d22\u5f15\u6587\u4ef6\u540d\uff1a<\/p>\n

% myisamchk \/usr\/local\/mysql\/var\/dbName\/tblName
% myisamchk \/usr\/local\/mysql\/var\/dbName\/tblName.MYI<\/coolcode><\/p>\n

\u4e0a\u9762\u7684\u4e24\u4e2a\u547d\u4ee4\u90fd\u53ef\u4ee5\u6267\u884c\u5bf9\u6307\u5b9a\u8868\u7684\u68c0\u67e5\u3002\u8981\u68c0\u67e5\u6570\u636e\u5e93\u4e2d\u6240\u6709\u7684\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u901a\u914d\u7b26\uff1a<\/p>\n

% myisamchk \/usr\/local\/mysql\/var\/dbName\/*.MYI<\/coolcode><\/p>\n

\u8981\u68c0\u67e5\u6240\u6709\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e24\u4e2a\u901a\u914d\u7b26\uff1a<\/p>\n

% myisamchk \/usr\/local\/mysql\/var\/*\/*.MYI<\/coolcode><\/p>\n

\u5982\u679c\u4e0d\u5e26\u4efb\u4f55\u9009\u9879\uff0cmyisamchk\u5c06\u5bf9\u8868\u6587\u4ef6\u6267\u884c\u666e\u901a\u7684\u68c0\u67e5\u3002\u5982\u679c\u4f60\u5bf9\u4e00\u4e2a\u8868\u6709\u6000\u7591\uff0c\u4f46\u662f\u666e\u901a\u7684\u68c0\u67e5\u4e0d\u80fd\u53d1\u73b0\u4efb\u4f55\u9519\u8bef\uff0c\u4f60\u53ef\u4ee5\u6267\u884c\u66f4\u5f7b\u5e95\u7684\u68c0\u67e5(\u4f46\u662f\u4e5f\u66f4\u6162\uff01)\uff0c\u8fd9\u9700\u8981\u4f7f\u7528–extend-check\u9009\u9879\uff1a<\/p>\n

% myisamchk –extend-check \/path\/to\/tblName<\/coolcode>
\u5bf9\u9519\u8bef\u7684\u68c0\u67e5\u662f\u6ca1\u6709\u7834\u574f\u6027\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u4e0d\u5fc5\u62c5\u5fc3\u6267\u884c\u5bf9\u4f60\u7684\u6570\u636e\u6587\u4ef6\u7684\u68c0\u67e5\u4f1a\u4f7f\u5df2\u7ecf\u5b58\u5728\u7684\u95ee\u9898\u53d8\u5f97\u66f4\u7cdf\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u4fee\u590d\u9009\u9879\uff0c\u867d\u7136\u901a\u5e38\u4e5f\u662f\u5b89\u5168\u7684\uff0c\u4f46\u662f\u5b83\u5bf9\u4f60\u7684\u6570\u636e\u6587\u4ef6\u7684\u66f4\u6539\u662f\u65e0\u6cd5\u64a4\u6d88\u7684\u3002\u56e0\u4e3a\u8fd9\u4e2a\u539f\u56e0\uff0c\u6211\u4eec\u5f3a\u70c8\u63a8\u8350\u4f60\u8bd5\u56fe\u4fee\u590d\u4e00\u4e2a\u88ab\u7834\u574f\u7684\u8868\u6587\u4ef6\u65f6\u9996\u5148\u505a\u4e2a\u5907\u4efd\uff0c\u5e76\u786e\u4fdd\u5728\u5236\u4f5c\u8fd9\u4e2a\u5907\u4efd\u4e4b\u524d\u4f60\u7684MySQL\u670d\u52a1\u662f\u5173\u95ed\u7684\u3002<\/p>\n

\u5f53\u4f60\u8bd5\u56fe\u4fee\u590d\u4e00\u4e2a\u88ab\u7834\u574f\u7684\u8868\u7684\u95ee\u9898\u65f6\uff0c\u6709\u4e09\u79cd\u4fee\u590d\u7c7b\u578b\u3002\u5982\u679c\u4f60\u5f97\u5230\u4e00\u4e2a\u9519\u8bef\u4fe1\u606f\u6307\u51fa\u4e00\u4e2a\u4e34\u65f6\u6587\u4ef6\u4e0d\u80fd\u5efa\u7acb\uff0c\u5220\u9664\u4fe1\u606f\u6240\u6307\u51fa\u7684\u6587\u4ef6\u5e76\u518d\u8bd5\u4e00\u6b21–\u8fd9\u901a\u5e38\u662f\u4e0a\u4e00\u6b21\u4fee\u590d\u64cd\u4f5c\u9057\u7559\u4e0b\u6765\u7684\u3002<\/p>\n

\u8fd9\u4e09\u79cd\u4fee\u590d\u65b9\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

% myisamchk –recover –quick \/path\/to\/tblName
% myisamchk –recover \/path\/to\/tblName
% myisamchk –safe-recover \/path\/to\/tblName<\/coolcode><\/p>\n

\u7b2c\u4e00\u79cd\u662f\u6700\u5feb\u7684\uff0c\u7528\u6765\u4fee\u590d\u6700\u666e\u901a\u7684\u95ee\u9898\uff1b\u800c\u6700\u540e\u4e00\u79cd\u662f\u6700\u6162\u7684\uff0c\u7528\u6765\u4fee\u590d\u4e00\u4e9b\u5176\u5b83\u65b9\u6cd5\u6240\u4e0d\u80fd\u4fee\u590d\u7684\u95ee\u9898\u3002<\/p>\n

\u68c0\u67e5\u548c\u4fee\u590dMySQL\u6570\u636e\u6587\u4ef6<\/p>\n

\u5982\u679c\u4e0a\u9762\u7684\u65b9\u6cd5\u65e0\u6cd5\u4fee\u590d\u4e00\u4e2a\u88ab\u635f\u574f\u7684\u8868\uff0c\u5728\u4f60\u653e\u5f03\u4e4b\u524d\uff0c\u4f60\u8fd8\u53ef\u4ee5\u8bd5\u8bd5\u4e0b\u9762\u8fd9\u4e24\u4e2a\u6280\u5de7\uff1a<\/p>\n

\u5982\u679c\u4f60\u6000\u7591\u8868\u7684\u7d22\u5f15\u6587\u4ef6(*.MYI)\u53d1\u751f\u4e86\u4e0d\u53ef\u4fee\u590d\u7684\u9519\u8bef\uff0c\u751a\u81f3\u662f\u4e22\u5931\u4e86\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u6570\u636e\u6587\u4ef6(*.MYD)\u548c\u6570\u636e\u683c\u5f0f\u6587\u4ef6(*.frm)\u91cd\u65b0\u751f\u6210\u5b83\u3002\u9996\u5148\u5236\u4f5c\u4e00\u4e2a\u6570\u636e\u6587\u4ef6(tblName.MYD)\u7684\u62f7\u8d1d\u3002\u91cd\u542f\u4f60\u7684MySQL\u670d\u52a1\u5e76\u8fde\u63a5\u5230\u8fd9\u4e2a\u670d\u52a1\u4e0a\uff0c\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5220\u9664\u8868\u7684\u5185\u5bb9\uff1a<\/p>\n

mysql> DELETE FROM tblName;<\/p>\n

\u5728\u5220\u9664\u8868\u7684\u5185\u5bb9\u7684\u540c\u65f6\uff0c\u4f1a\u5efa\u7acb\u4e00\u4e2a\u65b0\u7684\u7d22\u5f15\u6587\u4ef6\u3002\u9000\u51fa\u767b\u5f55\u5e76\u91cd\u65b0\u5173\u95ed\u670d\u52a1\uff0c\u7136\u540e\u7528\u4f60\u521a\u624d\u4fdd\u5b58\u7684\u6570\u636e\u6587\u4ef6(tblName.MYD)\u8986\u76d6\u65b0\u7684(\u7a7a)\u6570\u636e\u6587\u4ef6\u3002\u6700\u540e\uff0c\u4f7f\u7528myisamchk\u6267\u884c\u6807\u51c6\u7684\u4fee\u590d(\u4e0a\u9762\u7684\u7b2c\u4e8c\u79cd\u65b9\u6cd5)\uff0c\u6839\u636e\u8868\u7684\u6570\u636e\u7684\u5185\u5bb9\u548c\u8868\u7684\u683c\u5f0f\u6587\u4ef6\u91cd\u65b0\u751f\u6210\u7d22\u5f15\u6570\u636e\u3002<\/p>\n

\u5982\u679c\u4f60\u7684\u8868\u7684\u683c\u5f0f\u6587\u4ef6(tblName.frm)\u4e22\u5931\u4e86\u6216\u8005\u662f\u53d1\u751f\u4e86\u4e0d\u53ef\u4fee\u590d\u7684\u9519\u8bef\uff0c\u4f46\u662f\u4f60\u6e05\u695a\u5982\u4f55\u4f7f\u7528\u76f8\u5e94\u7684CREATE TABLE\u8bed\u53e5\u6765\u91cd\u65b0\u751f\u6210\u8fd9\u5f20\u8868\uff0c\u4f60\u53ef\u4ee5\u91cd\u65b0\u751f\u6210\u4e00\u4e2a\u65b0\u7684.frm\u6587\u4ef6\u5e76\u548c\u4f60\u7684\u6570\u636e\u6587\u4ef6\u548c\u7d22\u5f15\u6587\u4ef6(\u5982\u679c\u7d22\u5f15\u6587\u4ef6\u6709\u95ee\u9898\uff0c\u4f7f\u7528\u4e0a\u9762\u7684\u65b9\u6cd5\u91cd\u5efa\u4e00\u4e2a\u65b0\u7684)\u4e00\u8d77\u4f7f\u7528\u3002\u9996\u5148\u5236\u4f5c\u4e00\u4e2a\u6570\u636e\u548c\u7d22\u5f15\u6587\u4ef6\u7684\u62f7\u8d1d\uff0c\u7136\u540e\u5220\u9664\u539f\u6765\u7684\u6587\u4ef6(\u5220\u9664\u6570\u636e\u76ee\u5f55\u4e0b\u6709\u5173\u8fd9\u4e2a\u8868\u7684\u6240\u6709\u8bb0\u5f55)\u3002<\/p>\n

\u542f\u52a8MySQL\u670d\u52a1\u5e76\u4f7f\u7528\u5f53\u521d\u7684CREATE TABLE\u6587\u4ef6\u5efa\u7acb\u4e00\u4e2a\u65b0\u7684\u8868\u3002\u65b0\u7684.frm\u6587\u4ef6\u5e94\u8be5\u53ef\u4ee5\u6b63\u5e38\u5de5\u4f5c\u4e86\uff0c\u4f46\u662f\u6700\u597d\u4f60\u8fd8\u662f\u6267\u884c\u4e00\u4e0b\u6807\u51c6\u7684\u4fee\u590d(\u4e0a\u9762\u7684\u7b2c\u4e8c\u79cd\u65b9\u6cd5)\u3002

\u7406\u60f3\u7684\u60c5\u51b5\u662f\uff0cmysql\u4ece\u9996\u6b21\u5b89\u88c5\u4ee5\u6765\u59cb\u5e73\u7a33\u5730\u8fd0\u884c\u3002\u4f46\u6709\u65f6\u786e\u5b9e\u4f1a\u7531\u4e8e\u5404\u79cd\u539f\u56e0\u800c\u51fa\u73b0\u95ee\u9898\uff0c\u5176\u8303\u56f4\u53ef\u4ee5\u4ece\u7535\u6e90\u65ad\u7535\u5230\u786c\u4ef6\u6545\u969c\u5230\u4e0d\u6b63\u5e38\u5730\u5173\u95edmysql \u670d\u52a1\u5668\uff08\u5982\u7528kill -9 \u7ec8\u6b62\u670d\u52a1\u5668\u6216\u673a\u5668\u5d29\u6e83\uff09\u3002\u8bf8\u5982\u8fd9\u6837\u7684\u60c5\u51b5\u5927\u90e8\u5206\u90fd\u8d85\u51fa\u60a8\u7684\u63a7\u5236\u8303\u56f4\uff0c\u5b83\u4eec\u4f1a\u5bfc\u81f4\u6570\u636e\u5e93\u8868\u7684\u6bc1\u574f\uff0c\u5c24\u5176\u662f\u5728\u5bf9\u8868\u8fdb\u884c\u4fee\u6539\u4e14\u672a\u5b8c\u5168\u5199\u5165\u65f6\u6240\u5f15\u8d77\u7684\u3002<\/p>\n

\u3000\u3000\u672c\u7ae0\u7684\u91cd\u70b9\u662f\u68c0\u6d4b\u548c\u89e3\u51b3\u8868\u7684\u95ee\u9898\uff0c\u800c\u4e0d\u8bba\u95ee\u9898\u662f\u5982\u4f55\u5f15\u8d77\u7684\u3002\u5bf9\u4e8e\u8868\u7684\u68c0\u67e5\u548c\u4fee\u590d\uff0cmysql\u7ba1\u7406\u5458\u6700\u597d\u7684\u670b\u53cb\u662fmyisamchk \u548cisamchk \u5b9e\u7528\u7a0b\u5e8f\u3002\u8fd9\u4e24\u4e2a\u7a0b\u5e8f\u6709\u597d\u51e0\u4e2a\u529f\u80fd\uff0c\u6211\u4eec\u5df2\u7ecf\u5728\u7b2c4\u7ae0\u8ba8\u8bba\u4e86\u600e\u6837\u4f7f\u7528\u5b83\u4eec\u6267\u884c\u7d22\u5f15\u952e\u7684\u5206\u5e03\u5206\u6790\u548c\u7d22\u5f15\u7684\u91ca\u653e\u4e0e\u6fc0\u6d3b\u3002\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5b83\u4eec\u68c0\u67e5\u8868\u548c\u4fee\u590d\u6709\u95ee\u9898\u7684\u8868\u3002\u8fd9\u4f7f\u60a8\u80fd\u5728\u8868\u53d8\u574f\u4e4b\u524d\uff08\u4f7f\u8868\u4e0d\u80fd\u4f7f\u7528\u4e4b\u524d\uff09\u4fee\u6b63\u6545\u969c\u3002
\u3000\u3000myisamchk \u548cisamchk \u63d0\u4f9b\u7684\u5168\u90e8\u9009\u9879\u7684\u6e05\u5355\u5728\u9644\u5f55e \u4e2d\u3002\u6709\u5173\u5176\u4ed6\u7684\u80cc\u666f\uff0c\u8bf7\u53c2\u9605mysql\u53c2\u8003\u6307\u5357\u7684\u201c\u7ef4\u62a4mysql\u5b89\u88c5\u201d\u4e00\u7ae0\u3002<\/p>\n

\u3000\u3000\u8868\u7684\u6545\u969c\u68c0\u6d4b\u548c\u4fee\u6b63\u7684\u4e00\u822c\u8fc7\u7a0b\u5982\u4e0b\uff1a
\u3000\u30001) \u68c0\u67e5\u51fa\u9519\u7684\u8868\u3002\u5982\u679c\u8be5\u8868\u68c0\u67e5\u901a\u8fc7\uff0c\u5219\u5b8c\u6210\u4efb\u52a1\uff0c\u5426\u5219\u5fc5\u987b\u4fee\u590d\u5b83\u3002
\u3000\u30002) \u5728\u5f00\u59cb\u4fee\u590d\u4e4b\u524d\u5bf9\u8868\u6587\u4ef6\u8fdb\u884c\u62f7\u8d1d\uff0c\u4ee5\u9632\u4e07\u4e00\u3002
\u3000\u30003) \u8bd5\u7740\u4fee\u590d\u8868\u3002
\u3000\u30004) \u5982\u679c\u4fee\u590d\u64cd\u4f5c\u5931\u8d25\uff0c\u4ece\u6570\u636e\u5e93\u5907\u4efd\u548c\u66f4\u65b0\u65e5\u5fd7\u4e2d\u6062\u590d\u6b64\u8868\u3002
\u3000\u3000\u4e0a\u8ff0\u8fc7\u7a0b\u7684\u6700\u540e\u4e00\u6b65\u5047\u5b9a\u60a8\u5df2\u7ecf\u6267\u884c\u4e86\u6570\u636e\u5e93\u5907\u4efd\u5e76\u5141\u8bb8\u66f4\u65b0\u65e5\u5fd7\u6709\u6548\u3002\u5982\u679c\u4e0d\u662f\u8fd9\u6837\u7684\u8bdd\uff0c\u7cfb\u7edf\u5c06\u6709\u5371\u9669\u3002\u53c2\u8003\u7b2c11\u7ae0\u67e5\u627e\u4e00\u4e0b\u600e\u6837\u4f7f\u7528mysqlaump \u548c\u600e\u6837\u5f00\u542f\u66f4\u65b0\u65e5\u5fd7\u3002\u60a8\u80af\u5b9a\u4e0d\u60f3\u4e0d\u53ef\u633d\u56de\u5730\u4e22\u5931\u4e00\u4e2a\u8868\uff0c\u56e0\u6b64\uff0c\u5e94\u52aa\u529b\u5730\u505a\u5907\u4efd\u3002
\u3000\u3000\u5728\u4f7f\u7528myisamchk \u6216isamchk \u68c0\u67e5\u6216\u4fee\u590d\u8868\u4e4b\u524d\uff0c\u5e94\u8be5\u6ee1\u8db3\u4e00\u4e9b\u521d\u6b65\u9700\u6c42\uff1a
\u3000\u3000\u5efa\u7acb\u5e38\u89c4\u7684\u6570\u636e\u5e93\u5907\u4efd\u8fc7\u7a0b\u5e76\u5141\u8bb8\u66f4\u65b0\u65e5\u5fd7\uff0c\u4ee5\u9632\u4e8b\u60c5\u8d8a\u6765\u8d8a\u7cdf\u4f7f\u8868\u7684\u6bc1\u574f\u4e0d\u80fd\u4fee\u590d\u3002\u7b14\u8005\u597d\u50cf\u5728\u4ee5\u524d\u63d0\u9192\u8fc7\u8fd9\u4e00\u70b9\uff1f
\u3000\u3000\u5728\u5f00\u59cb\u8bd5\u9a8c\u4e4b\u524d\u5e94\u5148\u4ed4\u7ec6\u5730\u9605\u8bfb\u672c\u7ae0\u7684\u5185\u5bb9\u3002\u5c24\u5176\u662f\u4e0d\u5e94\u8be5\u5728\u9605\u8bfb\u201c\u907f\u514d\u4e0emysql\u670d\u52a1\u5668\u4ea4\u4e92\u4f5c\u7528\u201d\u4e4b\u524d\u8fdb\u884c\u64cd\u4f5c\uff0c\u56e0\u4e3a\u5b83\u5c06\u8ba8\u8bba\u5f53\u60a8\u8bd5\u56fe\u5728\u4e00\u4e2a\u8868\u4e0a\u6267\u884c\u68c0\u67e5\u6216\u4fee\u590d\u8fc7\u7a0b\u65f6\u670d\u52a1\u5668\u6b63\u5728\u4f7f\u7528\u8fd9\u4e2a\u8868\u6240\u5f15\u8d77\u7684\u95ee\u9898\u3002\u5b83\u8fd8\u8ba8\u8bba\u600e\u6837\u5728\u670d\u52a1\u5668\u8fd0\u884c\u65f6\u9632\u6b62\u90a3\u4e9b\u95ee\u9898\u53d1\u751f\u3002
\u3000\u3000\u5f53\u8fd0\u884c\u8868\u68c0\u67e5\u6216\u4fee\u590d\u65f6\uff0c\u60a8\u5e94\u8be5\u88ab\u6ce8\u518c\u5728\u8fd0\u884cmysql\u7684\u8d26\u53f7\u4e0b\uff0c\u56e0\u4e3a\u60a8\u9700\u8981\u5bf9\u8868\u6587\u4ef6\u8bfb\u5199\u8bbf\u95ee\u3002
\u3000\u3000<\/p>\n

myisamchk \u548cisamchk \u7684\u8c03\u7528\u8bed\u6cd5<\/p>\n

\u3000\u3000mysql\u7684myisamchk \u548cisamchk \u5b9e\u7528\u7a0b\u5e8f\u5f88\u7c7b\u4f3c\uff0c\u591a\u6570\u65f6\u5019\u5b83\u4eec\u53ef\u4ee5\u7528\u540c\u6837\u7684\u65b9\u5f0f\u4f7f\u7528\u3002\u5b83\u4eec\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u662f\u5b83\u4eec\u6240\u4f7f\u7528\u7684\u8868\u7684\u7c7b\u578b\u3002\u5bf9\u4e8emyisam \u8868\uff0c\u4f7f\u7528my i s a m c h k\uff0c\u800c\u5bf9\u4e8eisam \u8868\uff0c\u5219\u4f7f\u7528i s a m c h k\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u8868\u7684\u7d22\u5f15\u6587\u4ef6\u7684\u6269\u5c55\u540d\u6765\u544a\u8bc9\u8868\u4f7f\u7528\u54ea\u79cd\u5b58\u50a8\u683c\u5f0f\u3002\u6269\u5c55\u540d\u201c. m y i\u201d\u8868\u660e\u662f\u4e00\u4e2amyisam \u8868\uff0c\u800c\u201c. i s m\u201d\u8868\u660e\u662fisam \u8868\u3002
\u3000\u3000\u4e3a\u4e86\u4f7f\u7528\u4efb\u4e00\u4e2a\u5b9e\u7528\u7a0b\u5e8f\uff0c\u5e94\u6307\u660e\u60a8\u6240\u8981\u68c0\u67e5\u6216\u4fee\u590d\u7684\u8868\uff0c\u4ee5\u53ca\u6307\u660e\u8981\u6267\u884c\u7684\u64cd\u4f5c\u7c7b\u578b\u7684\u9009\u9879\uff1a
\u3000\u3000% myisamchk options tbl_name…
\u3000\u3000% isamchk options tbl_name…
\u3000\u3000tbl_name \u53c2\u6570\u53ef\u4ee5\u662f\u8868\u540d\u4e5f\u53ef\u4ee5\u662f\u8be5\u8868\u7684\u7d22\u5f15\u6587\u4ef6\u540d\u3002\u5982\u679c\u6307\u5b9a\u591a\u4e2a\u8868\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u4f7f\u7528\u6587\u4ef6\u540d\u6a21\u5f0f\u6765\u62fe\u53d6\u76ee\u5f55\u4e2d\u6240\u6709\u76f8\u5e94\u7684\u6587\u4ef6\uff1a
\u3000\u3000% myisamchk options *.myi
\u3000\u3000% isamchk options *.ism
\u3000\u3000\u4e0d\u4f1a\u56e0\u4e3a\u544a\u8bc9\u4e86\u9519\u8bef\u7684\u7a0b\u5e8f\u6765\u68c0\u67e5\u67d0\u4e2a\u8868\u800c\u4f7f\u8be5\u8868\u6bc1\u574f\uff0c\u4f46\u662f\u9664\u4e86\u53d1\u5e03\u4e00\u6761\u8b66\u544a\u6d88\u606f\u5916\u6b64\u7a0b\u5e8f\u4e0d\u505a\u4efb\u4f55\u4e8b\u60c5\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u7b2c\u4e00\u6761\u8bed\u53e5\u5c06\u68c0\u67e5\u5f53\u524d\u76ee\u5f55\u4e2d\u7684\u6240\u6709myisam \u8868\uff0c\u800c\u7b2c\u4e8c\u6761\u8bed\u53e5\u53ea\u663e\u793a\u4e00\u6761\u8b66\u544a\u6d88\u606f\uff1a
\u3000\u3000% myisamchk *.myi \u6b63\u786e
\u3000\u3000% myisamchk *.ism \u4e0d\u6b63\u786e\u2500\u6587\u4ef6\u7c7b\u578b\u9519
\u3000\u3000\u4e0d\u8bba\u662fmyisamchk \u8fd8\u662fisamchk \u90fd\u4e0d\u5bf9\u8868\u6240\u5728\u7684\u4f4d\u7f6e\u505a\u4efb\u4f55\u5224\u65ad\uff0c\u56e0\u6b64\uff0c\u5e94\u8be5\u6216\u8005\u5728\u5305\u542b\u8868\u6587\u4ef6\u7684\u76ee\u5f55\u4e2d\u8fd0\u884c\u7a0b\u5e8f\uff0c\u6216\u8005\u6307\u5b9a\u8868\u7684\u8def\u5f84\u540d\u3002\u8fd9\u5141\u8bb8\u60a8\u5c06\u8868\u6587\u4ef6\u62f7\u8d1d\u5230\u53e6\u4e00\u4e2a\u76ee\u5f55\u4e2d\u5e76\u7528\u8be5\u62f7\u8d1d\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n

\u68c0\u67e5\u8868<\/p>\n

\u3000\u3000myisamchk \u548cisamchk \u63d0\u4f9b\u4e86\u8868\u68c0\u67e5\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5728\u5f7b\u5e95\u68c0\u67e5\u8868\u7684\u7a0b\u5ea6\u65b9\u9762\u6709\u5dee\u5f02\u3002\u901a\u5e38\u7528\u6807\u51c6\u65b9\u6cd5\u5c31\u8db3\u591f\u4e86\u3002\u5982\u679c\u6807\u51c6\u68c0\u67e5\u62a5\u544a\u6ca1\u6709\u53d1\u73b0\u9519\u8bef\u800c\u60a8\u4ecd\u7136\u6000\u7591\u6709\u6bc1\u574f\uff08\u6216\u8bb8\u56e0\u4e3a\u67e5\u8be2\u6ca1\u6709\u6b63\u5e38\u5730\u5de5\u4f5c\uff09\uff0c\u53ef\u80fd\u8981\u6267\u884c\u66f4\u5f7b\u5e95\u7684\u68c0\u67e5\u3002\u8981\u60f3\u7528\u4efb\u610f\u4e00\u4e2a\u5b9e\u7528\u7a0b\u5e8f\u6267\u884c\u6807\u51c6\u7684\u8868\u68c0\u67e5\uff0c\u5219\u4e0d\u7528\u5e26\u4efb\u4f55\u9009\u9879\u76f4\u63a5\u8c03\u7528\u5373\u53ef\uff1a
\u3000\u3000% myisamchk tbl_name
\u3000\u3000% isamchk tbl_name
\u3000\u3000\u4e3a\u4e86\u6267\u884c\u6269\u5145\u68c0\u67e5\uff0c\u4f7f\u7528–extend-check \u9009\u9879\u3002\u8be5\u9009\u9879\u975e\u5e38\u6162\uff0c\u4f46\u68c0\u67e5\u6781\u4e3a\u5f7b\u5e95\u3002\u5bf9\u4e8e\u8be5\u8868\u7684\u6570\u636e\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e2a\u8bb0\u5f55\uff0c\u7d22\u5f15\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e2a\u7d22\u5f15\u7684\u76f8\u5173\u952e\u90fd\u88ab\u68c0\u67e5\u4ee5\u786e\u4fdd\u5b83\u771f\u6b63\u6307\u5411\u6b63\u786e\u7684\u8bb0\u5f55\u3002 myisamchk \u8fd8\u6709\u4e00\u4e2a\u4e2d\u95f4\u9009\u9879- – m e d i um – c h e c k\uff0c\u5b83\u4e0d\u5982\u6269\u5c55\u68c0\u67e5\u5f7b\u5e95\uff0c\u4f46\u901f\u5ea6\u5feb\u3002
\u3000\u3000\u5982\u679c\u5bf9\u4e8e–extend-check \u68c0\u67e5\u4e0d\u62a5\u544a\u9519\u8bef\uff0c\u5219\u53ef\u4ee5\u80af\u5b9a\u8868\u662f\u597d\u7684\u3002\u5982\u679c\u60a8\u4ecd\u7136\u611f\u89c9\u8868\u6709\u95ee\u9898\uff0c\u90a3\u539f\u56e0\u80af\u5b9a\u5728\u5176\u4ed6\u5730\u65b9\u3002\u5e94\u91cd\u65b0\u68c0\u67e5\u4efb\u4f55\u597d\u50cf\u6709\u95ee\u9898\u7684\u67e5\u8be2\u4ee5\u9a8c\u8bc1\u67e5\u8be2\u662f\u6b63\u786e\u4e66\u5199\u7684\u3002\u5982\u679c\u60a8\u8ba4\u4e3a\u95ee\u9898\u53ef\u80fd\u662fmysql\u670d\u52a1\u5668\u7684\u539f\u56e0\uff0c\u5e94\u8003\u8651\u6574\u7406\u4e00\u4efd\u6545\u969c\u62a5\u544a\u6216\u5347\u7ea7\u5230\u65b0\u7684\u7248\u672c\u4e0a\u3002
\u3000\u3000\u5982\u679cmyisamchk \u6216isamchk \u62a5\u544a\u8868\u6709\u9519\u8bef\uff0c\u5e94\u7528\u4e0b\u8282\u4e2d\u7684\u8bf4\u660e\u4fee\u590d\u5b83\u4eec\u3002<\/p>\n

\u4fee\u590d\u8868<\/p>\n

\u3000\u3000\u8868\u7684\u4fee\u590d\u662f\u4e00\u9879\u53ef\u6015\u7684\u5de5\u4f5c\uff0c\u5982\u679c\u5177\u4f53\u95ee\u9898\u975e\u5e38\u72ec\u7279\u5219\u66f4\u96be\u8fdb\u884c\u3002\u7136\u800c\uff0c\u6709\u4e00\u4e9b\u5e38\u89c4\u7684\u6307\u5bfc\u601d\u60f3\u548c\u8fc7\u7a0b\uff0c\u53ef\u4ee5\u9075\u5faa\u5b83\u4eec\u6765\u589e\u52a0\u4fee\u6b63\u8868\u7684\u673a\u4f1a\u3002\u901a\u5e38\uff0c\u5f00\u59cb\u65f6\u53ef\u4ee5\u7528\u6700\u5feb\u7684\u4fee\u590d\u65b9\u6cd5\uff0c\u770b\u770b\u662f\u5426\u80fd\u4fee\u6b63\u6545\u969c\u3002\u5982\u679c\u53d1\u73b0\u4e0d\u884c\u7684\u8bdd\uff0c\u53ef\u4ee5\u9010\u6b65\u5347\u7ea7\u5230\u66f4\u5f7b\u5e95\u7684\uff08\u4f46\u66f4\u6162\u7684\uff09\u4fee\u590d\u65b9\u6cd5\u4e0a\uff0c\u76f4\u5230\u6545\u969c\u88ab\u4fee\u590d\u6216\u60a8\u4e0d\u80fd\u7ee7\u7eed\u5347\u7ea7\u4e3a\u6b62\uff08\u5b9e\u9645\u4e0a\uff0c\u5927\u591a\u6570\u95ee\u9898\u4e0d\u7528\u66f4\u5927\u89c4\u6a21\u7684\u548c\u66f4\u6162\u7684\u65b9\u6cd5\u5c31\u80fd\u4fee\u6b63\uff09\u3002\u5982\u679c\u8868\u4e0d\u80fd\u4fee\u590d\uff0c\u5219\u4ece\u5907\u4efd\u4e2d\u6062\u590d\u8be5\u8868\u3002\u6709\u5173\u4f7f\u7528\u5907\u4efd\u6587\u4ef6\u548c\u66f4\u65b0\u65e5\u5fd7\u8fdb\u884c\u6062\u590d\u7684\u6307\u5bfc\u5728\u5df2\u7b2c11\u7ae0\u4e2d\u7ed9\u51fa\u3002
\u3000\u30001. \u6267\u884c\u6807\u51c6\u7684\u8868\u4fee\u590d
\u3000\u3000\u4e3a\u4e86\u4fee\u590d\u4e00\u4e2a\u8868\uff0c\u6267\u884c\u4e0b\u5217\u6b65\u9aa4\uff1a
\u3000\u30001) \u8bd5\u7740\u7528–recover \u9009\u9879\u4fee\u6b63\u8868\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7528–quick \u9009\u9879\u8bd5\u56fe\u53ea\u6839\u636e\u7d22\u5f15\u6587\u4ef6\u7684\u5185\u5bb9\u8fdb\u884c\u6062\u590d\u3002\u8fd9\u6837\u5c06\u4e0d\u89e6\u53ca\u6570\u636e\u6587\u4ef6\uff1a
\u3000\u3000% myisamchk –recover –quick tbl_name
\u3000\u3000% isamchk –recover –quick tbl_name
\u3000\u30002) \u5982\u679c\u95ee\u9898\u4ecd\u5b58\u5728\uff0c\u518d\u8bd5\u4e00\u4e0b\u4e0a\u4e00\u6b65\u7684\u547d\u4ee4\uff0c\u4f46\u5ffd\u7565–quick \u9009\u9879\uff0c\u4ee5\u5141\u8bb8my i s a m c h k\u6216isamchk \u524d\u8fdb\u5e76\u4fee\u6539\u6570\u636e\u6587\u4ef6\uff1a
\u3000\u3000% myisamchk –recover tbl_name
\u3000\u3000% isamchk –recover tbl_name
\u3000\u30003) \u5982\u679c\u8fd8\u4e0d\u5de5\u4f5c\uff0c\u8bd5\u4e00\u8bd5–safe-recover \u4fee\u590d\u65b9\u6cd5\u3002\u8fd9\u79cd\u65b9\u6cd5\u6bd4\u666e\u901a\u7684\u6062\u590d\u65b9\u6cd5\u8981\u6162\uff0c\u4f46\u80fd\u591f\u4fee\u6b63-recover \u65b9\u6cd5\u4e0d\u80fd\u4fee\u6b63\u7684\u51e0\u4e2a\u95ee\u9898\uff1a
\u3000\u3000% myisamchk –safe-recover tbl_name
\u3000\u3000% isamchk –safe-recover tbl_name
\u3000\u3000\u5982\u679cmyisamchk \u6216isamchk \u7531\u4e8e\u4e00\u4e2a\u201cc a n\u2019t create new temp file: file_name\u201d \u7684\u9519\u8bef\u6d88\u606f\u5728\u4efb\u4f55\u4e00\u6b65\u4e2d\u505c\u6b62\uff0c\u5e94\u8be5\u91cd\u590d\u8fd9\u4e2a\u547d\u4ee4\u5e76\u589e\u52a0–force \u9009\u9879\u4ee5\u8feb\u4f7f\u6e05\u9664\u4e34\u65f6\u6587\u4ef6\u3002\u8fd9\u4e2a\u4e34\u65f6\u6587\u4ef6\u53ef\u80fd\u662f\u4ece\u4e0a\u4e00\u6b21\u5931\u8d25\u7684\u4fee\u590d\u4e2d\u7559\u4e0b\u7684\u3002
\u3000\u3000\u5728\u4fee\u590d\u8868\u4e4b\u524d\u62f7\u8d1d\u5b83\u4eec\u5728\u6267\u884c\u8868\u4fee\u590d\u524d\u5e94\u8be5\u9075\u5faa\u7684\u4e00\u4e2a\u5e38\u89c4\u7684\u9884\u9632\u63aa\u65bd\u662f\u505a\u8be5\u8868\u7684\u65b0\u62f7\u8d1d\u3002\u8fd9\u79cd\u60c5\u51b5\u672a\u5fc5\u51fa\u73b0\uff0c\u4f46\u5982\u679c\u53d1\u751f\uff0c\u5219\u53ef\u4ee5\u4ece\u62f7\u8d1d\u6587\u4ef6\u4e2d\u505a\u8be5\u8868\u7684\u65b0\u7684\u62f7\u8d1d\u5e76\u8bd5\u8bd5\u53e6\u4e00\u79cd\u6062\u590d\u65b9\u6cd5\u3002
\u3000\u30002. \u6807\u51c6\u8868\u4fee\u590d\u65b9\u6cd5\u5931\u8d25\u65f6\u600e\u4e48\u529e
\u3000\u3000\u5982\u679c\u6807\u51c6\u7684\u4fee\u590d\u8fc7\u7a0b\u672a\u80fd\u4fee\u590d\u8868\uff0c\u5219\u7d22\u5f15\u6587\u4ef6\u53ef\u80fd\u5728\u4fee\u590d\u65f6\u4e22\u5931\u6216\u6bc1\u574f\u3002\u5c3d\u7ba1\u672a\u5fc5\u53ef\u80fd\uff0c\u4f46\u8fd8\u662f\u6709\u53ef\u80fd\u4f7f\u8868\u7684\u63cf\u8ff0\u6587\u4ef6\u4e22\u5931\u3002\u4e0d\u8bba\u54ea\u79cd\u60c5\u51b5\uff0c\u90fd\u9700\u8981\u66ff\u6362\u53d7\u5f71\u54cd\u7684\u6587\u4ef6\uff0c\u7136\u540e\u518d\u8bd5\u8bd5\u6807\u51c6\u4fee\u590d\u8fc7\u7a0b\u3002
\u3000\u3000\u4e3a\u4e86\u91cd\u65b0\u751f\u6210\u7d22\u5f15\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u5217\u8fc7\u7a0b\uff1a
\u3000\u30001) \u5b9a\u4f4d\u5230\u5305\u542b\u5d29\u6e83\u8868\u7684\u6570\u636e\u5e93\u76ee\u5f55\u4e2d\u3002
\u3000\u30002) \u5c06\u8be5\u8868\u7684\u6570\u636e\u6587\u4ef6\u79fb\u5230\u5b89\u5168\u7684\u5730\u65b9\u3002
\u3000\u30003) \u8c03\u7528mysql\u5e76\u901a\u8fc7\u6267\u884c\u4e0b\u5217\u8bed\u53e5\u91cd\u65b0\u521b\u5efa\u65b0\u7684\u7a7a\u8868\uff0c\u8be5\u8bed\u53e5\u4f7f\u7528\u8868\u7684\u63cf\u8ff0\u6587\u4ef6tbl_name.frm \u91cd\u65b0\u5f00\u59cb\u751f\u6210\u65b0\u7684\u6570\u636e\u548c\u7d22\u5f15\u6587\u4ef6\uff1a
\u3000\u3000mysql> delete from tbl_name;
\u3000\u30004) \u9000\u51famysql\uff0c\u5c06\u539f\u59cb\u7684\u6570\u636e\u6587\u4ef6\u79fb\u56de\u5230\u6570\u636e\u5e93\u76ee\u5f55\u4e2d\uff0c\u66ff\u6362\u521a\u5efa\u7acb\u7684\u65b0\u7684\u7a7a\u6587\u4ef6\u3002
\u3000\u30005) \u518d\u8bd5\u8bd5\u6807\u51c6\u8868\u4fee\u590d\u65b9\u6cd5\u3002
\u3000\u3000\u4e3a\u4e86\u6062\u590d\u8be5\u8868\u7684\u63cf\u8ff0\u6587\u4ef6\uff0c\u53ef\u5148\u4ece\u5907\u4efd\u6587\u4ef6\u4e2d\u6062\u590d\uff0c\u7136\u540e\u518d\u8bd5\u7740\u7528\u6807\u51c6\u4fee\u590d\u65b9\u6cd5\u3002\u5982\u679c\u7531\u4e8e\u67d0\u4e9b\u539f\u56e0\u6ca1\u6709\u5907\u4efd\uff0c\u4f46\u77e5\u9053\u5efa\u7acb\u8868\u7684create table \u8bed\u53e5\uff0c\u5219\u4ecd\u53ef\u4ee5\u6062\u590d\u8be5\u6587\u4ef6\uff1a
\u3000\u30001) \u5b9a\u4f4d\u5230\u5305\u542b\u5d29\u6e83\u8868\u7684\u6570\u636e\u5e93\u76ee\u5f55\u4e2d\u3002
\u3000\u30002) \u5c06\u8be5\u8868\u7684\u6570\u636e\u6587\u4ef6\u79fb\u52a8\u5230\u5b89\u5168\u7684\u5730\u65b9\u3002\u5982\u679c\u60f3\u8981\u4f7f\u7528\u7d22\u5f15\u7684\u8bdd\uff0c\u8fd8\u9700\u5c06\u7d22\u5f15\u6587\u4ef6\u79fb\u8d70\u3002
\u3000\u30003) \u8c03\u7528mysql\u5e76\u53d1\u5e03create table \u8bed\u53e5\u5efa\u7acb\u8be5\u8868\u3002
\u3000\u30004) \u9000\u51famysql\uff0c\u5c06\u539f\u59cb\u6570\u636e\u6587\u4ef6\u79fb\u56de\u6570\u636e\u5e93\u76ee\u5f55\u4e2d\uff0c\u66ff\u6362\u521a\u624d\u65b0\u5efa\u7684\u6570\u636e\u6587\u4ef6\u3002\u5982\u679c\u5728\u6b65\u9aa42\u79fb\u52a8\u4e86\u7d22\u5f15\u6587\u4ef6\uff0c\u5219\u4e5f\u8981\u5c06\u5176\u79fb\u56de\u6570\u636e\u5e93\u76ee\u5f55\u4e2d\u3002
\u3000\u30005) \u518d\u8bd5\u8bd5\u6807\u51c6\u8868\u4fee\u590d\u65b9\u6cd5\u3002<\/p>\n

\u907f\u514d\u4e0emysql\u670d\u52a1\u5668\u4ea4\u4e92\u4f5c\u7528<\/p>\n

\u3000\u3000\u5f53\u60a8\u6b63\u5728\u8fd0\u884c\u8868\u7684\u68c0\u67e5\/\u4fee\u590d\u5b9e\u7528\u7a0b\u5e8f\u65f6\uff0c\u60a8\u6216\u8bb8\u4e0d\u60f3\u8ba9mysql\u670d\u52a1\u5668\u548c\u5b9e\u7528\u7a0b\u5e8f\u540c\u65f6\u8bbf\u95ee\u4e00\u4e2a\u8868\u3002\u5982\u679c\u4e24\u4e2a\u7a0b\u5e8f\u90fd\u5411\u8868\u4e2d\u5199\u6570\u636e\u663e\u7136\u662f\u4e00\u4ef6\u574f\u4e8b\uff0c\u4f46\u662f\uff0c\u5f53\u4e00\u4e2a\u7a0b\u5e8f\u5728\u5199\u5165\u65f6\u53e6\u4e00\u4e2a\u7a0b\u5e8f\u5728\u8bfb\u53d6\u4e5f\u4e0d\u662f\u4ef6\u597d\u4e8b\u3002\u5982\u679c\u8868\u6b63\u7531\u4e00\u4e2a\u7a0b\u5e8f\u5199\u5165\uff0c\u540c\u65f6\u8fdb\u884c\u8bfb\u53d6\u7684\u53e6\u4e00\u4e2a\u7a0b\u5e8f\u4f1a\u88ab
\u641e\u4e71\u3002
\u3000\u3000\u5982\u679c\u60a8\u5173\u95ed\u670d\u52a1\u5668\uff0c\u5c31\u53ef\u4ee5\u4fdd\u8bc1\u5728\u670d\u52a1\u5668\u548cmyisamchk \u6216isamchk \u4e4b\u95f4\u6ca1\u6709\u4ea4\u4e92\u4f5c\u7528\u3002\u4f46\u662f\u7ba1\u7406\u5458\u6781\u4e0d\u613f\u610f\u4f7f\u670d\u52a1\u5668\u5b8c\u5168\u5730\u8131\u673a\uff0c\u56e0\u4e3a\u8fd9\u4f7f\u5f97\u6ca1\u6709\u6545\u969c\u7684\u6570\u636e\u5e93\u548c\u8868\u4e5f\u4e0d\u53ef\u7528\u3002\u672c\u8282\u4e2d\u8ba8\u8bba\u7684\u8fc7\u7a0b\u5c06\u5e2e\u52a9\u60a8\u907f\u514d\u670d\u52a1\u5668\u548c myisamchk \u6216isamchk \u4e4b\u95f4\u7684\u4ea4\u4e92\u4f5c\u7528\u3002
\u3000\u3000\u670d\u52a1\u5668\u6709\u4e24\u79cd\u7c7b\u578b\u7684\u9501\u5b9a\u65b9\u6cd5\u3002\u5b83\u4f7f\u7528\u5185\u90e8\u9501\u5b9a\u907f\u514d\u5ba2\u6237\u673a\u7684\u8bf7\u6c42\u76f8\u4e92\u5e72\u6270\u2500\u2500\u4f8b\u5982\uff0c\u907f\u514d\u5ba2\u6237\u673a\u7684select \u67e5\u8be2\u88ab\u53e6\u4e00\u4e2a\u5ba2\u6237\u673a\u7684update\u67e5\u8be2\u6240\u5e72\u6270\u3002\u670d\u52a1\u5668\u8fd8\u4f7f\u7528\u5916\u90e8\u9501\u5b9a\uff08\u6587\u4ef6\u7ea7\u9501\uff09\u6765\u9632\u6b62\u5176\u4ed6\u7a0b\u5e8f\u5728\u670d\u52a1\u5668\u4f7f\u7528\u8868\u65f6\u4fee\u6539\u8be5\u8868\u7684\u6587\u4ef6\u3002\u901a\u5e38\uff0c\u5728\u8868\u7684\u68c0\u67e5\u64cd\u4f5c\u4e2d\u670d\u52a1\u5668\u5c06\u5916\u90e8\u9501\u5b9a\u4e0emyisamchk \u6216isamchk \u7ec4\u5408\u4f7f\u7528\u3002\u4f46\u662f\uff0c\u5916\u90e8\u9501\u5b9a\u5728\u67d0\u4e9b\u7cfb\u7edf\u4e2d\u662f\u7981\u7528\u7684\uff0c\u56e0\u4e3a\u5b83\u4e0d\u80fd\u53ef\u9760\u5730\u8fdb\u884c\u5de5\u4f5c\u3002\u5bf9\u8fd0\u884cmyisamchk \u548cisamchk \u6240\u9009\u62e9\u7684\u8fc7\u7a0b\u53d6\u51b3\u4e8e\u670d\u52a1\u5668\u662f\u5426\u80fd\u4f7f\u7528\u5916\u90e8\u9501\u5b9a\u3002\u5982\u679c\u4e0d\u4f7f\u7528\uff0c\u5219\u5fc5\u987b\u4f7f\u7528\u5185\u90e8\u9501\u5b9a\u534f\u8bae\u3002
\u3000\u3000\u5982\u679c\u670d\u52a1\u5668\u7528–skip-locking \u9009\u9879\u8fd0\u884c\uff0c\u5219\u5916\u90e8\u9501\u5b9a\u7981\u7528\u3002\u8be5\u9009\u9879\u5728\u67d0\u4e9b\u7cfb\u7edf\u4e2d\u662f\u7f3a\u7701\u7684\uff0c\u5982l i n ux\u3002\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884cmysqladmin variables \u547d\u4ee4\u786e\u5b9a\u670d\u52a1\u5668\u662f\u5426\u80fd\u591f\u4f7f\u7528\u5916\u90e8\u9501\u5b9a\u3002\u68c0\u67e5skip_locking \u53d8\u91cf\u7684\u503c\u5e76\u6309\u4ee5\u4e0b\u65b9\u6cd5\u8fdb\u884c\uff1a
\u3000\u3000\u5982\u679cskip_locking \u4e3ao ff\uff0c\u5219\u5916\u90e8\u9501\u5b9a\u6709\u6548\u3002\u60a8\u53ef\u4ee5\u7ee7\u7eed\u5e76\u8fd0\u884c\u4efb\u4e00\u4e2a\u5b9e\u7528\u7a0b\u5e8f\u6765\u68c0\u67e5\u8868\u3002\u670d\u52a1\u5668\u548c\u5b9e\u7528\u7a0b\u5e8f\u5c06\u5408\u4f5c\u5bf9\u8868\u8fdb\u884c\u8bbf\u95ee\u3002\u4f46\u662f\uff0c\u5728\u8fd0\u884c\u4efb\u4f55\u4e00\u4e2a\u5b9e\u7528\u7a0b\u5e8f\u4e4b\u524d\uff0c\u5e94\u8be5\u7528 mysqladmin flush-tables \u5237\u65b0\u8868\u7684\u9ad8\u901f\u7f13\u5b58\u3002\u4e3a\u4e86\u4fee\u590d\u8868\uff0c\u5e94\u8be5\u4f7f\u7528\u8868\u7684\u4fee\u590d\u9501\u5b9a\u534f\u8bae\u3002
\u3000\u3000\u5982\u679cskip_locking \u4e3ao n\uff0c\u5219\u7981\u7528\u5916\u90e8\u9501\u5b9a\uff0c\u4f46\u5728myisamchk \u6216isamchk \u68c0\u67e5\u6216\u4fee\u590d\u4e00\u4e2a\u8868\u65f6\u670d\u52a1\u5668\u5e76\u4e0d\u77e5\u9053\uff0c\u6700\u597d\u5173\u95ed\u670d\u52a1\u5668\u3002\u5982\u679c\u575a\u6301\u4f7f\u670d\u52a1\u5668\u4fdd\u6301\u5f00\u542f\u72b6\u6001\uff0c\u9700\u8981\u786e\u4fdd\u5728\u60a8\u4f7f\u7528\u6b64\u8868\u65f6\u6ca1\u6709\u5ba2\u6237\u673a\u6765\u8bbf\u95ee\u5b83\u3002\u5fc5\u987b\u4f7f\u7528\u6070\u5f53\u7684\u9501\u5b9a\u534f\u8bae\u544a\u8bc9\u670d\u52a1\u5668\u4f7f\u8be5\u8868\u72ec\u5904\uff0c\u5e76\u963b\u585e\u5ba2\u6237\u673a\u5bf9\u5176\u8bbf\u95ee\u3002
\u3000\u3000\u8fd9\u91cc\u6240\u63cf\u8ff0\u7684\u9501\u5b9a\u534f\u8bae\u4f7f\u7528\u670d\u52a1\u5668\u7684\u5185\u90e8\u9501\u5b9a\u673a\u5236\uff0c\u4ee5\u9632\u6b62\u670d\u52a1\u5668\u5728\u60a8\u5229\u7528my i s a m c h k\u6216isamchk \u5de5\u4f5c\u65f6\u8bbf\u95ee\u8868\u3002\u901a\u5e38\u7684\u529e\u6cd5\u662f\u8c03\u7528mysql\u5e76\u5bf9\u8981\u68c0\u67e5\u6216\u4fee\u590d\u7684\u8868\u53d1\u5e03l o c k table \u8bed\u53e5\u3002\u7136\u540e\uff0c\u5728mysql\u7a7a\u95f2\u65f6\uff08\u5373\u8fd0\u884c\uff0c\u4f46\u9664\u4e86\u4fdd\u6301\u8be5\u8868\u9501\u5b9a\u5916\u4e0d\u7528\u5b83\u505a\u4efb\u4f55\u4e8b\u60c5\uff09\uff0c\u8fd0\u884cmyisamchk \u6216i s a m c h k\u3002\u5728myisamchk \u6216isamchk \u7ed3\u675f\u540e\uff0c\u53ef\u4ee5\u5207\u6362\u5230mysql\u4f1a\u8bdd\u4e2d\u5e76\u91ca\u653e\u8be5\u9501\u4ee5\u544a\u8bc9\u670d\u52a1\u5668\u7a0b\u5e8f\u6267\u884c\u5b8c\u6bd5\u6b64\u8868\u53ef\u4ee5\u518d\u6b21\u4f7f\u7528\u4e86\u3002
\u3000\u3000\u68c0\u67e5\u548c\u4fee\u590d\u7684\u9501\u5b9a\u534f\u8bae\u6709\u70b9\u533a\u522b\u3002\u5bf9\u4e8e\u68c0\u67e5\uff0c\u60a8\u53ea\u9700\u8981\u83b7\u5f97\u8bfb\u9501\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ea\u80fd\u8bfb\u53d6\u8868\uff0c\u4f46\u4e0d\u80fd\u4fee\u6539\u5b83\uff0c\u56e0\u6b64\u5b83\u4e5f\u5141\u8bb8\u5176\u4ed6\u5ba2\u6237\u673a\u8bfb\u53d6\u5b83\u3002\u8bfb\u9501\u8db3\u4ee5\u9632\u6b62\u5176\u4ed6\u5ba2\u6237\u673a\u4fee\u6539\u8868\u3002\u5bf9\u4e8e\u4fee\u590d\uff0c\u60a8\u5fc5\u987b\u83b7\u5f97\u5199\u9501\u4ee5\u9632\u6b62\u4efb\u4f55\u5ba2\u6237\u673a\u5728\u60a8\u5bf9\u8868\u8fdb\u884c\u64cd\u4f5c\u65f6\u4fee\u6539\u5b83\u3002
\u3000\u3000\u9501\u5b9a\u534f\u8bae\u4f7f\u7528lock table \u548cunlock table \u8bed\u53e5\u83b7\u5f97\u5e76\u91ca\u653e\u9501\u3002\u534f\u8bae\u8fd8\u4f7f\u7528f l u s h tables \u544a\u8bc9\u670d\u52a1\u5668\u5237\u65b0\u78c1\u76d8\u4e2d\u4efb\u4f55\u672a\u51b3\u7684\u6539\u53d8\uff0c\u5e76\u5728\u901a\u8fc7\u8868\u4fee\u590d\u5b9e\u7528\u7a0b\u5e8f\u4fee\u6539\u8868\u540e\u91cd\u65b0\u6253\u5f00\u8be5\u8868\u3002\u60a8\u5fc5\u987b\u4ece\u5355\u4e2amysql\u4f1a\u8bdd\u4e2d\u6267\u884c\u6240\u6709l o c k\u3001flush \u548cunlock \u8bed\u53e5\u3002\u5982\u679c\u9501\u5b9a\u4e00\u4e2a\u8868\u7136\u540e\u9000\u51famysql\uff0c\u5219\u8be5\u9501\u5c06\u91ca\u653e\uff0c\u4e14\u8fd0\u884cmyisamchk \u6216isamchk \u5c06\u4e0d\u518d\u662f\u5b89\u5168\u7684\uff01
\u3000\u3000\u5982\u679c\u4fdd\u6301\u6253\u5f00\u4e24\u4e2a\u7a97\u53e3\u7684\u72b6\u6001\uff0c\u4e14\u4e00\u4e2a\u8fd0\u884cmysql\uff0c\u800c\u53e6\u4e00\u4e2a\u8fd0\u884cmyisamchk \u6216i s a m c h k\uff0c\u5219\u8fd0\u884c\u9501\u5b9a\u8fc7\u7a0b\u5c06\u4f1a\u53d8\u5f97\u5f88\u5bb9\u6613\u3002\u8fd9\u6837\u5141\u8bb8\u60a8\u5f88\u5bb9\u6613\u5730\u5728\u7a0b\u5e8f\u4e4b\u95f4\u8fdb\u884c\u5207\u6362\u3002\u5982\u679c\u4e0d\u662f\u8fd0\u884c\u5728\u89c6\u7a97\u73af\u5883\u4e2d\uff0c\u5f53\u8fd0\u884cmyisamchk \u6216isamchk \u65f6\uff0c\u5c06\u9700\u8981\u4f7f\u7528\u5916\u58f3\u7a0b\u5e8f\u7684\u4f5c\u4e1a\u63a7\u5236\u5de5\u5177\u6682\u505c\u548c\u6062\u590dmysql\u3002\u4e0b\u9762\u7684\u6307\u5bfc\u663e\u793a\u51fa\u5bf9myisamchk \u6216isamchk \u7684\u547d\u4ee4\uff0c\u53ef\u7528\u4e0e\u60a8\u6b63\u5728\u4f7f\u7528\u7684\u8868\u76f8\u5bf9\u5e94\u7684\u90a3\u4e2a\u547d\u4ee4\u3002
\u3000\u30001. \u5bf9\u68c0\u67e5\u64cd\u4f5c\u9501\u5b9a\u8868
\u3000\u3000\u6b64\u8fc7\u7a0b\u53ea\u9488\u5bf9\u8868\u7684\u68c0\u67e5\uff0c\u4e0d\u9488\u5bf9\u8868\u7684\u4fee\u590d\u3002\u5728\u7a97\u53e31\u4e2d\uff0c\u8c03\u7528mysql\u5e76\u53d1\u5e03\u4e0b\u5217\u8bed\u53e5\uff1a
\u3000\u3000% mysqldb_name
\u3000\u3000mysql>lock table tbl_name read;
\u3000\u3000mysql>flush tables;
\u3000\u3000\u8be5\u9501\u9632\u6b62\u5176\u4ed6\u5ba2\u6237\u673a\u5728\u68c0\u67e5\u65f6\u5199\u5165\u8be5\u8868\u548c\u4fee\u6539\u8be5\u8868\u3002flush \u8bed\u53e5\u5bfc\u81f4\u670d\u52a1\u5668\u5173\u95ed\u8868\u7684\u6587\u4ef6\uff0c\u5b83\u5c06\u5237\u65b0\u4ecd\u7136\u5728\u9ad8\u901f\u7f13\u5b58\u4e2d\u7684\u4efb\u4f55\u672a\u5199\u5165\u7684\u6539\u53d8\u3002
\u3000\u3000\u5f53mysql\u7a7a\u95f2\u65f6\uff0c\u5207\u6362\u5230\u7a97\u53e32 \u5e76\u68c0\u67e5\u8be5\u8868\uff1a
\u3000\u3000% myisamchk tbl_name
\u3000\u3000% isamchk tbl_name
\u3000\u3000\u5f53myisamchk \u6216isamchk \u7ed3\u675f\u65f6\uff0c\u5207\u6362\u56de\u5230\u7a97\u53e31\u7684mysql\u4f1a\u8bdd\u5e76\u91ca\u653e\u8be5\u8868\u9501\uff1a
\u3000\u3000mysql>unlock table;
\u3000\u3000\u5982\u679cmyisamchk \u6216isamchk \u6307\u51fa\u53d1\u73b0\u8be5\u8868\u7684\u95ee\u9898\uff0c\u5c06\u9700\u8981\u6267\u884c\u8868\u7684\u4fee\u590d\u3002
\u3000\u30002. \u5bf9\u4fee\u590d\u64cd\u4f5c\u9501\u5b9a\u8868
\u3000\u3000\u4fee\u590d\u8868\u7684\u9501\u5b9a\u8fc7\u7a0b\u7c7b\u4f3c\u4e8e\u68c0\u67e5\u8868\u7684\u8fc7\u7a0b\uff0c\u4f46\u6709\u4e24\u4e2a\u533a\u522b\u3002\u7b2c\u4e00\uff0c\u60a8\u5fc5\u987b\u5f97\u5230\u5199\u9501\u800c\u975e\u8bfb\u9501\u3002\u7531\u4e8e\u60a8\u5c06\u8981\u4fee\u6539\u8868\uff0c\u56e0\u6b64\u6839\u672c\u4e0d\u5141\u8bb8\u5ba2\u6237\u673a\u5bf9\u5176\u8fdb\u884c\u8bbf\u95ee\u3002\u7b2c\u4e8c\uff0c\u5fc5\u987b\u5728\u6267\u884c\u4fee\u590d\u4e4b\u540e\u53d1\u5e03flush table \u8bed\u53e5\uff0c\u56e0\u4e3amyisamchk \u548cisamchk \u5efa\u7acb\u4e86\u65b0\u7684\u7d22\u5f15\u6587\u4ef6\uff0c\u9664\u975e\u518d\u6b21\u5237\u65b0
\u8be5\u8868\u7684\u9ad8\u901f\u7f13\u5b58\u5426\u5219\u670d\u52a1\u5668\u5c06\u4e0d\u4f1a\u6ce8\u610f\u5230\u5b83\uff1a
\u3000\u3000% mysqldb_name
\u3000\u3000mysql>lock table tbl_name write;
\u3000\u3000mysql>flush tables;
\u3000\u3000\u5229\u7528mysql\u7684\u7a7a\u95f2\u5207\u6362\u5230\u7a97\u53e32\uff0c\u505a\u8be5\u8868\u7684\u6570\u636e\u5e93\u6587\u4ef6\u7684\u62f7\u8d1d\uff0c\u7136\u540e\u8fd0\u884cmyisamchk \u6216i s a m c h k\uff1a
\u3000\u3000% cp tbl_name.* |some|other|directory
\u3000\u3000% myisamchk –recover tbl_name
\u3000\u3000% isamchk –recover tbl_name
\u3000\u3000–recover \u9009\u9879\u53ea\u662f\u9488\u5bf9\u5b89\u88c5\u800c\u8bbe\u7f6e\u7684\u3002\u8fd9\u4e9b\u7279\u6b8a\u9009\u9879\u7684\u9009\u62e9\u5c06\u53d6\u51b3\u4e8e\u60a8\u6267\u884c\u4fee\u590d\u7684\u7c7b\u578b\u3002myisamchk \u6216isamchk \u8fd0\u884c\u5b8c\u6210\u540e\uff0c\u5207\u6362\u56de\u5230\u7a97\u53e31\u7684mysql\u4f1a\u8bdd\uff0c\u518d\u6b21\u5237\u65b0\u8be5\u8868\u7684\u9ad8\u901f\u7f13\u5b58\u5e76\u91ca\u653e\u8868\u9501\uff1a
\u3000\u3000mysql>flush tables;
\u3000\u3000mysql>unlock table;<\/p>\n

\u5feb\u901f\u8fd0\u884cmyisamchk \u548ci s a m c h k<\/p>\n

\u3000\u3000myisamchk \u548cisamchk \u7684\u8fd0\u884c\u53ef\u80fd\u4f1a\u82b1\u5f88\u957f\u65f6\u95f4\uff0c\u5c24\u5176\u662f\u60a8\u6b63\u5728\u5904\u7406\u4e00\u4e2a\u5927\u8868\u6216\u4f7f\u7528\u4e00\u4e2a\u66f4\u5e7f\u6cdb\u7684\u68c0\u67e5\u6216\u4fee\u590d\u65b9\u6cd5\u65f6\u3002\u901a\u8fc7\u544a\u8bc9\u8fd9\u4e9b\u7a0b\u5e8f\u5728\u8fd0\u884c\u65f6\u4f7f\u7528\u66f4\u591a\u7684\u5185\u5b58\uff0c\u80fd\u591f\u63d0\u9ad8\u5b83\u4eec\u7684\u901f\u5ea6\u3002\u8fd9\u4e24\u4e2a\u5b9e\u7528\u7a0b\u5e8f\u90fd\u6709\u51e0\u4e2a\u53ef\u8bbe\u7f6e\u7684\u64cd\u4f5c\u53c2\u6570\u3002\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662f\u63a7\u5236\u7a0b\u5e8f\u4f7f\u7528\u7684\u7f13\u51b2
\u533a\u5927\u5c0f\u7684\u53d8\u91cf\uff1a<\/p>\n

\u53d8\u91cf \u542b\u4e49
key _ buffer _ s i z e \u7528\u4e8e\u5b58\u653e\u7d22\u5f15\u5757\u7684\u7f13\u51b2\u533a\u5927\u5c0f
r e a d _ buffer _ s i z e \u8bfb\u64cd\u4f5c\u7528\u7684\u7f13\u51b2\u533a\u5927\u5c0f
sort _ buffer _ s i z e \u6392\u5e8f\u7528\u7684\u7f13\u51b2\u533a\u5927\u5c0f
w r i t e _ buffer _ s i z e \u5199\u64cd\u4f5c\u7528\u7684\u7f13\u51b2\u533a\u5927\u5c0f<\/p>\n

\u3000\u3000\u8981\u60f3\u67e5\u770b\u4efb\u4e00\u4e2a\u7a0b\u5e8f\u4f7f\u7528\u7684\u8fd9\u4e9b\u53d8\u91cf\u7684\u7f3a\u7701\u503c\uff0c\u53ef\u7528–help \u9009\u9879\u8fd0\u884c\u8be5\u7a0b\u5e8f\u3002\u8981\u60f3\u6307\u5b9a\u5176\u4ed6\u7684\u503c\uff0c\u53ef\u5728\u8be5\u547d\u4ee4\u4e0a\u4f7f\u7528–set-variable variable=value \u6216-o variable=value\u3002\u60a8\u53ef\u4ee5\u5c06\u53d8\u91cf\u7684\u540d\u5b57\u7b80\u5316\u6210key\u3001r e a d\u3001sort \u548cw r i t e\u3002\u4f8b\u5982\uff0c\u53ef\u544a\u8bc9myisamchk \u4f7f\u752816mb \u7684\u6392\u5e8f\u7f13\u51b2\u533a\u548c1mb \u7684\u8bfb\u5199\u7f13\u51b2\u533a\uff0c\u5176\u8c03\u7528\u5982\u4e0b\uff1a
\u3000\u3000% myisamchk -0 sort=16m -0 read=1m write=1m …
\u3000\u3000sort _ buffer_size \u53ea\u80fd\u5229\u7528–recover \u9009\u9879\u6765\u4f7f\u7528\uff08\u800c\u4e0d\u662f\u5229\u7528- – s a f e _ r e c o ver\uff09,\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0ckey _ buffer \u4e0d\u80fd\u4f7f\u7528\u3002
\u3000\u3000\u51cf\u5c11\u670d\u52a1\u5668\u7684\u505c\u673a\u65f6\u95f4
\u3000\u3000\u9632\u6b62\u670d\u52a1\u5668\u8bbf\u95ee\uff08\u60a8\u6b63\u5728\u5904\u7406\u7684\uff09\u8868\u7684\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u5728\u6570\u636e\u76ee\u5f55\u7684\u5916\u9762\u4f7f\u7528\u8be5\u8868\u6587\u4ef6\u7684\u62f7\u8d1d\u3002\u8fd9\u6837\u5e76\u4e0d\u80fd\u6d88\u9664\u4ea4\u4e92\u4f5c\u7528\u7684\u95ee\u9898\uff0c\u56e0\u4e3a\u4ecd\u7136\u5fc5\u987b\u9632\u6b62\u670d\u52a1\u5668\u8bbf\u95ee\uff08\u5e76\u53ef\u80fd\u4fee\u6539\uff09\u6b63\u5728\u8fdb\u884c\u62f7\u8d1d\u7684\u8868\u3002\u4f46\u662f\uff0c\u5982\u679c\u60a8\u4e0d\u613f\u610f\u4f7f\u670d\u52a1\u5668\u8131\u673a\u7684\u8bdd\uff0c\u8be5\u8def\u7ebf\u53ef\u80fd\u662f\u4f7f\u670d\u52a1\u5668\u505c\u673a\u65f6\u95f4\u6700\u5c0f\u5316\u7684\u4e00\u79cd\u65b9\u6cd5\uff0c\u8fd9\u5bf9\u60a8\u662f\u6709\u5438\u5f15\u529b\u7684\u3002\u5728\u5c06\u8be5\u8868\u7684\u6587\u4ef6\u62f7\u8d1d\u5230\u53e6\u4e00\u4e2a\u76ee\u5f55\u65f6\u5173\u95ed\u670d\u52a1\u5668\uff0c\u7136\u540e\u6062\u590d\u670d\u52a1\u5668\u3002
\u3000\u3000myisamchk \u7684\u672a\u6765\u6253\u7b97
\u3000\u3000myisamchk \u7684\u8868\u68c0\u67e5\u548c\u4fee\u590d\u529f\u80fd\u6253\u7b97\u5728mysql3.23 \u7248\u672c\u7cfb\u5217\u7684\u67d0\u4e2a\u65f6\u5019\u88ab\u5408\u5e76\u5230\u670d\u52a1\u5668\u4e2d\u3002\u5982\u679c\u8fd9\u79cd\u6253\u7b97\u5b9e\u73b0\uff0c\u5bf9\u8868\u7684\u68c0\u67e5\u548c\u4fee\u590d\u5c06\u66f4\u5bb9\u6613\uff0c\u56e0\u4e3a\u670d\u52a1\u5668\u4e0emy i s a m c h k\u7684\u4ea4\u4e92\u95ee\u9898\u5c06\u4e0d\u518d\u4f1a\u51fa\u73b0\u3002
\u3000\u3000\u540c\u6837\uff0c\u60a8\u80fd\u591f\u544a\u8bc9\u670d\u52a1\u5668\u5728\u542f\u52a8\u65f6\u68c0\u67e5\u8868\uff0c\u56e0\u6b64\u5728\u542f\u52a8\u670d\u52a1\u5668\u524d\u5c06\u4e0d\u9700\u8981\u8bbe\u7f6e\u4efb\u4f55\u7279\u6b8a\u7684\u547d\u4ee4\u5728\u5f15\u5bfc\u671f\u95f4\u6267\u884c\u3002\u8be5\u7a0b\u5e8f\u4e0d\u5bf9isam \u8868\u8fdb\u884c\u64cd\u4f5c\uff0c\u56e0\u6b64\u5728\u670d\u52a1\u5668\u83b7\u5f97\u8868\u7684\u68c0\u4fee\u590d\u80fd\u529b\u65f6\uff0c\u5e94\u8003\u8651\u5c06isam \u8868\u8f6c\u6362\u6210myisam \u8868\u3002\u8bf7\u67e5\u770b\u65b0\u53d1\u884c\u7248\u7684mysql\u53c2\u8003\u6307\u5357\uff0c\u4e86\u89e3\u5728\u6b64\u8303\u56f4\u5185\u6709\u4ec0\u4e48\u65b0\u8fdb\u5c55\u3002\u53ef\u4ee5\u7528alter table \u8bed\u53e5\u8f6c\u6362\u8868\u7684\u7c7b\u578b\uff1a
\u3000\u3000alter table tbl_name type=myisam<\/p>\n