{"id":244,"date":"2024-09-25T11:27:54","date_gmt":"2024-09-25T03:27:54","guid":{"rendered":"https:\/\/www.zackzzp.top\/?p=244"},"modified":"2024-09-25T11:27:54","modified_gmt":"2024-09-25T03:27:54","slug":"mysql%e5%ba%95%e5%b1%82%e6%9e%b6%e6%9e%84","status":"publish","type":"post","link":"http:\/\/www.zackzzp.top\/index.php\/2024\/09\/25\/mysql%e5%ba%95%e5%b1%82%e6%9e%b6%e6%9e%84\/","title":{"rendered":"Mysql\u5e95\u5c42\u67b6\u6784"},"content":{"rendered":"

Mysql\u4f53\u7cfb\u67b6\u6784\uff0c\u5b58\u50a8\u5f15\u64ce\uff0c\u7d22\u5f15\u7ed3\u6784<\/a><\/h1>\n

MySQL\u4f53\u7cfb\u67b6\u6784<\/h2>\n

\"image\"<\/div><\/p>\n

\u7f51\u7edc\u63a5\u5165\u5c42\uff1a\u901a\u8fc7\u4e00\u4e9b\u6570\u636e\u5e93\u64cd\u4f5c\u8bed\u8a00\u4e0emysql\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\uff0c\u8fd9\u91cc\u5c06\u5176\u79f0\u4e4b\u4e3a\u7f51\u7edc\u63a5\u5165\u5c42<\/p>\n

\u670d\u52a1\u5c42\uff1a<\/p>\n

    \n
  • \u7cfb\u7edf\u7ba1\u7406\u5de5\u5177\uff08\u5907\u4efd\u4e0e\u6062\u590d\uff0c\u5b89\u5168\uff0c\u590d\u5236\u7b49\uff09<\/li>\n
  • \u8fde\u63a5\u6c60\uff08\u8fde\u63a5\u7ba1\u7406\uff0c\u6388\u6743\u8ba4\u8bc1\uff0c\u5b89\u5168\u9632\u62a4\uff0c\u5e76\u4f1a\u5b58\u50a8\u4e00\u4e9b\u8fde\u63a5\u7f13\u5b58\uff09<\/li>\n
  • sql\u63a5\u53e3\uff08mysql\u662fDBMS\uff08\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff09\u63a5\u6536sql\u547d\u4ee4\uff09<\/li>\n
  • parser\u89e3\u6790\u5668\uff08mysql\u662fDBMS\uff08\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff09\uff0c\u65e0\u6cd5\u76f4\u63a5\u7406\u89e3sql\u8bed\u53e5\uff0c\u6240\u4ee5\u9700\u8981\u89e3\u6790\u5668\u6765\u544a\u8bc9mysql\u600e\u4e48\u505a\uff09<\/li>\n
  • \u67e5\u8be2\u4f18\u5316\u5668\uff08\u901a\u8fc7\uff1a\u201c\u9009\u53d6-\u6295\u5f71-\u8054\u7ed3\u201d\u64cd\u4f5c\u4f18\u5316\u67e5\u8be2\u8def\u5f84\uff09<\/li>\n
  • \u7f13\u5b58\uff08\u67e5\u8be2\u7f13\u5b58\uff0c\u7531\u4e00\u7cfb\u5217\u5c0f\u7f13\u5b58\uff08\u8868\uff0c\u5217\uff0ckey\uff09\u7ec4\u6210\uff0c\u7248\u672c8\u4e4b\u524d\u6709\uff09<\/li>\n<\/ul>\n

    \u5b58\u50a8\u5f15\u64ce\u5c42\uff1a\u63d0\u4f9b\u4e0d\u540c\u7684\u5b58\u50a8\u5f15\u64ce\uff0c\u4e0d\u540c\u5f15\u64ce\u5177\u6709\u4e0d\u540c\u7684\u4f18\u52bf\uff0c\u4f8b\u5982innoDB\uff0cMylsam\uff0cMemory\u7b49\uff0c\u4e3b\u8981\u4e0e\u6587\u4ef6\u5b58\u50a8\u5c42\u4ea4\u4e92<\/p>\n

    \u6587\u4ef6\u7cfb\u7edf\u5c42\uff1a\u8be5\u5c42\u4e3b\u8981\u662f\u5c06\u6570\u636e\u5e93\u7684\u6570\u636e\u5b58\u50a8\u5728\u6587\u4ef6\u7cfb\u7edf\u4e4b\u4e0a\uff0c\u5e76\u5b8c\u6210\u4e0e\u5b58\u50a8\u5f15\u64ce\u7684\u4ea4\u4e92\u3002<\/p>\n

    \n

    \u4e00\u6761sql\u8bed\u53e5\u5728mysql\u4e2d\u7684\u8fd0\u884c\u8fc7\u7a0b<\/h3>\n

    \u00a0<\/p>\n

    \"image\"<\/div>
    \"image\"<\/div><\/p>\n
    \n

    \u5b58\u50a8\u5f15\u64ce<\/h2>\n

    innoDB:\u591a\u5e94\u7528\u4e8e\u9ad8\u5e76\u53d1\u573a\u666f\uff0c\u5728\u5e94\u5bf9\u9ad8\u5e76\u53d1\u573a\u666f\u7684\u6027\u80fd\u8f83\u4f18\u79c0\uff0c\u5bf9\u4e8e\u9891\u7e41\u63d2\u5165\u5220\u9664\uff0c\u6570\u636e\u4fee\u6539\u6bd4\u8f83\u9891\u7e41\u7684\u573a\u666f\u66f4\u4e3a\u9002\u7528\uff0c\u4f7f\u7528B+\u6811\u7d22\u5f15<\/p>\n

    Mylsam\uff1a\u4e0d\u652f\u6301\u4e8b\u52a1\uff0c\u6240\u4ee5\u5728\u5e76\u53d1\u573a\u666f\u4e0b\u7684\u8868\u73b0\u4e0d\u597d\uff0c\u4f46\u662f\u8bbf\u95ee\u901f\u5ea6\u5feb\uff0c\u5e94\u7528\u5728\u53ea\u8bfb\u573a\u666f\u4e0b\u6bd4\u8f83\u597d\uff0c\u4f8b\u5982\u5386\u53f2\u8bb0\u5f55\uff0c\u4f7f\u7528B+\u6811\u7d22\u5f15<\/p>\n

    Memory\uff1a\u4ed6\u7684\u8868\u6570\u636e\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0c\u4f7f\u7528\u5b8c\u8868\u4e4b\u540e\u5c31\u76f4\u63a5\u5220\u9664\uff0c\u6240\u4ee5\u591a\u7528\u4e3a\u4e2d\u95f4\u8868\uff0c\u4f7f\u7528hash\u7d22\u5f15<\/p>\n

    \n

    \u7d22\u5f15\u7ed3\u6784<\/h2>\n

    \u00a0<\/p>\n

    \"image\"<\/div>
    \"image\"<\/div>\u4e3a\u751aB+\u6811\u6bd4B\u6811\u66f4\u9002\u5408\u505a\u7d22\u5f15<\/h3>\n

    1.B+ \u6811\u7684\u78c1\u76d8\u8bfb\u5199\u4ee3\u4ef7\u66f4\u4f4e
    B+ \u6811\u7684\u6570\u636e\u90fd\u96c6\u4e2d\u5728\u53f6\u5b50\u8282\u70b9\uff0c\u5206\u652f\u8282\u70b9 \u53ea\u8d1f\u8d23\u6307\u9488\uff08\u7d22\u5f15\uff09\uff1bB \u6811\u7684\u5206\u652f\u8282\u70b9\u65e2\u6709\u6307\u9488\u4e5f\u6709\u6570\u636e \u3002\u8fd9\u5c06\u5bfc\u81f4B+ \u6811\u7684\u5c42\u9ad8\u4f1a\u5c0f\u4e8eB \u6811\u7684\u5c42\u9ad8\uff0c\u4e5f\u5c31\u662f\u8bf4B+ \u6811\u5e73\u5747\u7684Io\u6b21\u6570\u4f1a\u5c0f\u4e8eB \u6811\u3002<\/p>\n


    2.B+ \u6811\u7684\u67e5\u8be2\u6548\u7387\u66f4\u52a0\u7a33\u5b9a
    B+ \u6811\u7684\u6570\u636e\u90fd\u5b58\u653e\u5728\u53f6\u5b50\u8282\u70b9\uff0c\u6545\u4efb\u4f55\u5173\u952e\u5b57\u7684\u67e5\u627e\u5fc5\u987b\u8d70\u4e00\u6761\u4ece\u6839\u8282\u70b9\u5230\u53f6\u5b50\u8282\u70b9\u7684\u8def\u5f84\u3002\u6240\u6709\u5173\u952e\u5b57\u7684\u67e5\u8be2\u8def\u5f84\u76f8\u540c\uff0c\u6bcf\u4e2a\u6570\u636e\u67e5\u8be2\u6548\u7387\u76f8\u5f53\u3002<\/p>\n


    3.B+\u6811\u66f4\u4fbf\u4e8e\u904d\u5386
    \u7531\u4e8eB+\u6811\u7684\u6570\u636e\u90fd\u5b58\u50a8\u5728\u53f6\u5b50\u7ed3\u70b9\u4e2d\uff0c\u5206\u652f\u7ed3\u70b9\u5747\u4e3a\u7d22\u5f15\uff0c\u904d\u5386\u53ea\u9700\u8981\u626b\u63cf\u4e00\u904d\u53f6\u5b50\u8282\u70b9\u5373\u53ef\uff1bB\u6811\u56e0\u4e3a\u5176\u5206\u652f\u7ed3\u70b9\u540c\u6837\u5b58\u50a8\u7740\u6570\u636e\uff0c\u8981\u627e\u5230\u5177\u4f53\u7684\u6570\u636e\uff0c\u9700\u8981\u8fdb\u884c\u4e00\u6b21\u4e2d\u5e8f\u904d\u5386\u6309\u5e8f\u6765\u641c\u7d22\u3002<\/p>\n


    4.B+\u6811\u66f4\u64c5\u957f\u8303\u56f4\u67e5\u8be2
    B+\u6811\u53f6\u5b50\u8282\u70b9\u5b58\u653e\u6570\u636e\uff0c\u6570\u636e\u662f\u6309\u987a\u5e8f\u653e\u7f6e\u7684\u53cc\u5411\u94fe\u8868\u3002B\u6811\u8303\u56f4\u67e5\u8be2\u53ea\u80fd\u4e2d\u5e8f\u904d\u5386\u3002<\/p>\n


    5.B+ \u6811\u5360\u7528\u5185\u5b58\u7a7a\u95f4\u5c0f
    B+ \u6811\u7d22\u5f15\u8282\u70b9\u6ca1\u6709\u6570\u636e\uff0c\u6bd4\u8f83\u5c0f\u3002\u5728\u5185\u5b58\u6709\u9650\u7684\u60c5\u51b5\u4e0b\uff0c\u76f8\u6bd4\u4e8eB\u6811\u7d22\u5f15\u53ef\u4ee5\u52a0\u8f7d\u66f4\u591aB+ \u6811\u7d22\u5f15\u3002<\/p>\n

    \u00a0<\/p>\n

    innoDB\u7684\u7d22\u5f15\u6709\u805a\u7c07\u7d22\u5f15\uff08\u4e3b\u952e\u7d22\u5f15\uff09\u548c\u975e\u805a\u7c07\u7d22\u5f15\uff0c\u805a\u7c07\u7d22\u5f15\u53ea\u80fd\u6709\u4e00\u4e2a\uff0c\u975e\u805a\u7c07\u7d22\u5f15\u6ca1\u6709\u9650\u5236<\/p>\n

    B+\u6811 \u53f6\u5b50\u8282\u70b9\u5305\u542b\u6570\u636e\u8868\u4e2d\u884c\u8bb0\u5f55\u5c31\u662f\u805a\u7c07\u7d22\u5f15\uff08\u7d22\u5f15\u548c\u6570\u636e\u662f\u4e00\u5757\u7684\uff09\uff0c\u53ea\u5305\u542bkey\u5c31\u662f\u975e\u805a\u7c07\u7d22\u5f15<\/p>\n

    Mylsam\u7684\u7d22\u5f15\u90fd\u662f\u975e\u805a\u7c07\u7d22\u5f15\uff0c\u56e0\u4e3aMylsam\u7684\u5b58\u50a8\u7ed3\u6784\u662f\u7d22\u5f15\u548c\u8868\u6570\u636e\u662f\u5206\u5f00\u7684\u4e24\u4e2a\u6587\u4ef6\uff0c\u6240\u4ee5\u7d22\u5f15\u7684data\u90e8\u5206\u53ea\u662f\u7d22\u5f15\u7684\u5730\u5740\u503c<\/p>\n

    \u00a0<\/p>\n\n\n

    <\/p>\n","protected":false},"excerpt":{"rendered":"

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