{"id":3037,"date":"2018-01-07T22:10:41","date_gmt":"2018-01-07T14:10:41","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=3037"},"modified":"2018-01-07T22:10:41","modified_gmt":"2018-01-07T14:10:41","slug":"mysql-%e6%9f%a5%e7%9c%8b%e8%a1%a8%e7%9a%84%e7%b1%bb%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/shujuku\/mysql-%e6%9f%a5%e7%9c%8b%e8%a1%a8%e7%9a%84%e7%b1%bb%e5%9e%8b\/","title":{"rendered":"mysql \u67e5\u770b\u8868\u7684\u7c7b\u578b"},"content":{"rendered":"<p>MySQL \u6570\u636e\u8868\u4e3b\u8981\u652f\u6301\u516d\u79cd\u7c7b\u578b \uff0c\u5206\u522b\u662f\uff1aBDB\u3001HEAP\u3001ISAM\u3001MERGE\u3001MYISAM\u3001InnoBDB\u3002<\/p>\n<p>\u8fd9\u516d\u79cd\u53c8\u5206\u4e3a\u4e24\u7c7b\uff0c\u4e00\u7c7b\u662f\u201d\u4e8b\u52a1\u5b89\u5168\u578b\u201d(transaction-safe)\uff0c\u5305\u62ecBDB\u548cInnoDB\uff1b\u5176\u4f59\u90fd\u5c5e\u4e8e\u7b2c\u4e8c\u7c7b\uff0c\u79f0\u4e3a\u201d\u975e\u4e8b\u52a1\u5b89\u5168\u578b\u201d(non-transaction-safe)\u3002<\/p>\n<p><del>BDB\u00a0<\/del>\u5168\u79f0\u662f\u201dBrekeley DB\u201d,\u5b83\u662fMysql\u6700\u65e9\u7684\u5177\u6709\u4e8b\u52a1\u80fd\u529b\u7684\u8868\u7684\u7c7b\u578b\uff0c\u7531Sleepycat Software \uff08https:\/\/www.sleepycat.com\uff09\u5f00\u53d1\u3002\u5b83\u63d0\u4f9b\u4e86\u4e8b\u52a1\u63a7\u5236\u80fd\u529b\u529f\u80fd\uff0c\u5b83\u786e\u4fdd\u4e00\u7ec4\u547d\u4ee4\u5168\u90e8\u6267\u884c\u6210\u529f\uff0c\u6216\u8005\u5f53\u4efb\u4f55\u4e00\u4e2a\u547d\u4ee4\u51fa\u73b0\u9519\u8bef\u65f6\u6240\u6709\u547d\u4ee4\u7684\u7ed3\u679c\u90fd\u88ab\u56de\u9000\uff0c\u53ef\u4ee5\u60f3\u50cf\u5728\u7535\u5b50\u94f6\u884c\u4e2d\u4e8b\u52a1\u63a7\u5236\u80fd\u529b\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u652f\u6301COMMIT\u3001ROLLBACK\u548c\u5176\u4ed6\u4e8b\u52a1\u7279\u6027\u3002\u6700\u65b0\u7248\u672c\u7684Mysql\u5df2\u7ecf\u8ba1\u5212\u79fb\u9664\u5bf9BDB\u7684\u652f\u6301\uff0c\u8f6c\u800c\u5168\u529b\u53d1\u5c55InnoDB\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>InnoDB\u00a0\u662f\u8f83\u65b0\u7684\u4e8b\u52a1\u5b89\u5168\u578b\u5b58\u50a8\u5f15\u64ce\uff0c\u7528\u4e8e\u4e8b\u52a1\u5904\u7406\u5e94\u7528\u7a0b\u5e8f\uff0c\u652f\u6301BDB\u7684\u51e0\u4e4e\u6240\u6709\u7279\u6027\uff0c\u5e76\u5177\u6709\u4f17\u591a\u65b0\u7279\u6027\uff0c\u5305\u62ecACID\u4e8b\u52a1\u652f\u6301\u3002<\/p>\n<p>\u7279\u6027\uff1a<\/p>\n<ul>\n<li>\u4e8b\u52a1\u5904\u7406\u673a\u5236<\/li>\n<li>\u652f\u6301\u5916\u94fe<\/li>\n<li>\u5d29\u6e83\u540e\u80fd\u7acb\u5373\u6062\u590d<\/li>\n<li>\u652f\u6301\u5916\u952e\u529f\u80fd\uff0c\u7ea7\u8054\u5220\u9664<\/li>\n<li>\u652f\u6301\u5e76\u53d1\u80fd\u529b<\/li>\n<li>\u5728\u786c\u76d8\u4e0a\u7684\u5b58\u50a8\u65b9\u5f0f\uff1aInnoBDB frm<\/li>\n<\/ul>\n<p>\u6700\u65b0\u7248\u672c\u7684Mysql\u5df2\u7ecf\u8ba1\u5212\u79fb\u9664\u5bf9BDB\u7684\u652f\u6301\uff0c\u8f6c\u800c\u5168\u529b\u53d1\u5c55InnoDB\u3002InnoDB\u5bf9Mysql\u6709\u66f4\u597d\u7684\u7279\u6027\u652f\u6301\uff0c\u800c\u4e14\u5f00\u53d1\u793e\u533a\u6d3b\u8dc3\u3002<\/p>\n<p>MyISAM\u00a0\u9ed8\u8ba4\u7684MySQL\u63d2\u4ef6\u5f0f\u5b58\u50a8\u5f15\u64ce\uff0c\u5b83\u662f\u57fa\u4e8eISAM\u7c7b\u578b\uff0c\u4f46\u5b83\u589e\u52a0\u4e86\u8bb8\u591a\u6709\u7528\u7684\u6269\u5c55\uff0c\u5b83\u662f\u5728Web\u3001\u6570\u636e\u4ed3\u50a8\u548c\u5176\u4ed6\u5e94\u7528\u73af\u5883\u4e0b\u6700\u5e38\u4f7f\u7528\u7684\u5b58\u50a8\u5f15\u64ce\u4e4b\u4e00\u3002\u6ce8\u610f\uff0c\u901a\u8fc7\u66f4\u6539STORAGE_ENGINE\u914d\u7f6e\u53d8\u91cf\uff0c\u80fd\u591f\u65b9\u4fbf\u5730\u66f4\u6539MySQL\u670d\u52a1\u5668\u7684\u9ed8\u8ba4\u5b58\u50a8\u5f15\u64ce\u3002<br \/>\n\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>1.\u6bd4ISAM\u8868\u66f4\u5c0f\uff0c\u6240\u5360\u8d44\u6e90\u66f4\u5c11<\/li>\n<li>2.\u53ef\u4ee5\u5728\u4e0d\u540c\u5e73\u53f0\u95f4\u4e8c\u8fdb\u5236\u79fb\u690d\u8868\u7684\u7c7b\u578b\u5728\u521b\u5efa\u8868\u65f6\u6307\u5b9a\u3002<\/li>\n<\/ul>\n<p>ISAM\u00a0\u662fMyISAM\u7c7b\u578b\u51fa\u73b0\u4e4b\u524dMySQL\u8868\u4f7f\u7528\u7684\u9ed8\u8ba4\u7c7b\u578b\uff0c\u73b0\u5728\u5df2\u7ecf\u88abMyISAM\u4ee3\u66ff\u3002<\/p>\n<p>Memory\u00a0\uff08HEAP\uff09\u00a0\u662fMySQL\u8868\u4e2d\u8bbf\u95ee\u6700\u5feb\u7684\u8868\uff0c\u5c06\u6240\u6709\u6570\u636e\u4fdd\u5b58\u5728RAM\u4e2d\uff0c\u5728\u9700\u8981\u5feb\u901f\u67e5\u627e\u5f15\u7528\u548c\u5176\u4ed6\u7c7b\u4f3c\u6570\u636e\u7684\u73af\u5883\u4e0b\uff0c\u53ef\u63d0\u4f9b\u6781\u5feb\u7684\u8bbf\u95ee\u3002\u6ce8\u610f\uff0c\u8fd9\u79cd\u7c7b\u578b\u4e0b\u6570\u636e\u662f\u975e\u6301\u4e45\u5316\u8bbe\u8ba1\u7684\uff0c\u5b83\u4e00\u822c\u9002\u5e94\u4e8e\u4e34\u65f6\u8868\uff0c\u5982\u679cMySQL\u6216\u8005\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u8868\u4e2d\u6570\u636e\u5168\u90e8\u4e22\u5931\u3002<\/p>\n<p>Merge\u00a0\u662f\u4e00\u79cd\u503c\u5f97\u5173\u6ce8\u7684\u65b0\u5f0f\u8868\uff0c\u5b83\u662f\u7531\u4e00\u7ec4MyISAM\u8868\u7ec4\u6210\uff0c\u4e4b\u6240\u5408\u5e76\u4e3b\u8981\u51fa\u4e8e\u6027\u80fd\u4e0a\u8003\u8651\uff0c\u56e0\u4e3a\u5b83\u80fd\u591f\u63d0\u9ad8\u641c\u7d22\u901f\u5ea6\uff0c\u63d0\u9ad8\u4fee\u590d\u6548\u7387\uff0c\u8282\u7701\u78c1\u76d8\u7a7a \u95f4\u3002\u5141\u8bb8MySQL DBA\u6216\u5f00\u53d1\u4eba\u5458\u5c06\u4e00\u7cfb\u5217\u7b49\u540c\u7684MyISAM\u8868\u4ee5\u903b\u8f91\u65b9\u5f0f\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5e76\u4f5c\u4e3a1\u4e2a\u5bf9\u8c61\u5f15\u7528\u5b83\u4eec\u3002\u5bf9\u4e8e\u8bf8\u5982\u6570\u636e\u4ed3\u50a8\u7b49VLDB\u73af\u5883\u5341\u5206\u9002\u5408\u3002\u6709\u65f6\u5b83\u4ee5\u00a0MRG_MYISAM\u00a0\u540d\u79f0\u51fa\u73b0\u3002<\/p>\n<p>Archive\u00a0\u4e3a\u5927\u91cf\u5f88\u5c11\u5f15\u7528\u7684\u5386\u53f2\u3001\u5f52\u6863\u3001\u6216\u5b89\u5168\u5ba1\u8ba1\u4fe1\u606f\u7684\u5b58\u50a8\u548c\u68c0\u7d22\u63d0\u4f9b\u4e86\u5b8c\u7f8e\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p>Federated\u00a0\u80fd\u591f\u5c06\u591a\u4e2a\u5206\u79bb\u7684MySQL\u670d\u52a1\u5668\u94fe\u63a5\u8d77\u6765\uff0c\u4ece\u591a\u4e2a\u7269\u7406\u670d\u52a1\u5668\u521b\u5efa\u4e00\u4e2a\u903b\u8f91\u6570\u636e\u5e93\u3002\u5341\u5206\u9002\u5408\u4e8e\u5206\u5e03\u5f0f\u73af\u5883\u6216\u6570\u636e\u96c6\u5e02\u73af\u5883\u3002<\/p>\n<p>NDBCluster\/Cluster\/NDB\u00a0MySQL\u7684\u7c07\u5f0f\u6570\u636e\u5e93\u5f15\u64ce\uff0c\u5c24\u5176\u9002\u5408\u4e8e\u5177\u6709\u9ad8\u6027\u80fd\u67e5\u627e\u8981\u6c42\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8fd9\u7c7b\u67e5\u627e\u9700\u6c42\u8fd8\u8981\u6c42\u5177\u6709\u6700\u9ad8\u7684\u6b63\u5e38\u5de5\u4f5c\u65f6\u95f4\u548c\u53ef\u7528\u6027\u3002<\/p>\n<p>CSV\u00a0\u4f7f\u7528\u6807\u51c6\u7684CSV\u683c\u5f0f\uff0c\u7531\u9017\u53f7\u9694\u5f00\u7684\u6587\u672c\u6587\u4ef6\uff0c\u9002\u5e94\u4e8e\u5916\u90e8\u6570\u636e\u4ea4\u6362<\/p>\n<p>Blackhole\u00a0\u5b83\u4f1a\u63a5\u53d7\u6570\u636e\u4f46\u4e0d\u4fdd\u5b58\uff0c\u800c\u4e14\u5bf9\u4efb\u4f55\u68c0\u7d22\u8bf7\u6c42\u8fd4\u56de\u4e00\u4e2a\u7a7a\u96c6\u3002\u5b83\u4e00\u822c\u9002\u5e94\u4e8e\u6570\u636e\u4f1a\u88ab\u81ea\u52a8\u590d\u5236\u5e76\u4e0d\u8fdb\u884c\u672c\u5730\u4fdd\u5b58\u7684\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u8bbe\u8ba1\u3002\uff08\u4e0d\u786e\u5b9a\u7684\uff09\u4f3c\u4e4e\u4e5f\u53ef\u4ee5\u7528\u4e8e\u4e34\u65f6\u7981\u6b62\/\u5ffd\u7565\u5bf9\u6570\u636e\u5e93\u7684\u5e94\u7528\u7a0b\u5e8f\u8f93\u5165\u3002<\/p>\n<p>Example\u00a0\u8fd9\u662f\u4e00\u4e2a\u6d4b\u8bd5\u5f15\u64ce\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u8fd9\u6837\u7684\u8868\uff0c\u4f46\u65e2\u4e0d\u80fd\u5199\u5165\u6570\u636e\uff0c\u4e5f\u4e0d\u80fd\u68c0\u7d22\u6570\u636e\u3002\u5b83\u4f3c\u4e4e\u662f\u4e00\u4e2a\u9488\u5bf9MySql\u5f00\u53d1\u8005\u63d0\u4f9b\u7684\u793a\u4f8b\u5f15\u64ce\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL \u6570\u636e\u8868\u4e3b\u8981\u652f\u6301\u516d\u79cd\u7c7b\u578b \uff0c\u5206\u522b\u662f\uff1aBDB\u3001HEAP\u3001ISAM\u3001MERGE\u3001MYISAM\u3001InnoB &#8230; <a title=\"mysql \u67e5\u770b\u8868\u7684\u7c7b\u578b\" class=\"read-more\" href=\"https:\/\/cn.hostease.com\/xueyuan\/jishu\/shujuku\/mysql-%e6%9f%a5%e7%9c%8b%e8%a1%a8%e7%9a%84%e7%b1%bb%e5%9e%8b\/\" aria-label=\"\u9605\u8bfb mysql \u67e5\u770b\u8868\u7684\u7c7b\u578b\">\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-3037","post","type-post","status-publish","format-standard","hentry","category-shujuku"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/3037","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=3037"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/3037\/revisions"}],"predecessor-version":[{"id":3038,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/3037\/revisions\/3038"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=3037"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=3037"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=3037"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}