{"id":5306,"date":"2024-08-01T22:49:07","date_gmt":"2024-08-01T14:49:07","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=5306"},"modified":"2024-08-01T22:49:07","modified_gmt":"2024-08-01T14:49:07","slug":"%e4%b8%83mysql%e4%ba%8b%e5%8a%a1%e7%af%87%ef%bc%9aacid%e5%8e%9f%e5%88%99%e3%80%81%e4%ba%8b%e5%8a%a1%e9%9a%94%e7%a6%bb%e7%ba%a7%e5%88%ab%e5%8f%8a%e4%ba%8b%e5%8a%a1%e6%9c%ba%e5%88%b6%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/mysql\/%e4%b8%83mysql%e4%ba%8b%e5%8a%a1%e7%af%87%ef%bc%9aacid%e5%8e%9f%e5%88%99%e3%80%81%e4%ba%8b%e5%8a%a1%e9%9a%94%e7%a6%bb%e7%ba%a7%e5%88%ab%e5%8f%8a%e4%ba%8b%e5%8a%a1%e6%9c%ba%e5%88%b6%e5%8e%9f%e7%90%86\/","title":{"rendered":"(\u4e03)MySQL\u4e8b\u52a1\u7bc7\uff1aACID\u539f\u5219\u3001\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\u53ca\u4e8b\u52a1\u673a\u5236\u539f\u7406\u5256\u6790"},"content":{"rendered":"
\n

\u5f15\u8a00<\/h2>\n

\u4f17\u6240\u5468\u77e5\uff0cMySQL<\/code>\u6570\u636e\u5e93\u7684\u6838\u5fc3\u529f\u80fd\u5c31\u662f\u5b58\u50a8\u6570\u636e\uff0c\u901a\u5e38\u662f\u6574\u4e2a\u4e1a\u52a1\u7cfb\u7edf\u4e2d\u6700\u91cd\u8981\u7684\u4e00\u5c42\uff0c\u53ef\u8c13\u662f\u6574\u4e2a\u7cfb\u7edf\u7684\u201c\u5927\u672c\u8425\u201d\uff0c\u56e0\u6b64\u53ea\u8981MySQL<\/code>\u5b58\u5728\u4e9b\u8bb8\u9690\u60a3\u95ee\u9898\uff0c\u5bf9\u4e8e\u6574\u4e2a\u7cfb\u7edf\u800c\u8a00\u90fd\u662f\u81f4\u547d\u7684\u3002\u90a3\u6b64\u523b\u4e0d\u59a8\u601d\u8003\u4e00\u4e2a\u95ee\u9898\uff1a<\/p>\n

\n

MySQL<\/code>\u5728\u63a5\u53d7\u5916\u90e8\u6570\u636e\u5199\u5165\u65f6\uff0c\u6709\u6ca1\u6709\u53ef\u80fd\u4f1a\u53d1\u751f\u95ee\u9898\u5462\uff1f<\/p>\n<\/blockquote>\n

\u6709\u4eba\u4e5f\u8bb8\u4f1a\u7b11\u7740\u56de\u7b54\uff1a\u201c\u90a3\u600e\u4e48\u53ef\u80fd\u554a\uff0cMySQL<\/code>\u5728\u5199\u5165\u6570\u636e\u65f6\u600e\u4e48\u4f1a\u5b58\u5728\u95ee\u9898\u5462\u201d\u3002<\/p>\n

\u7684\u786e\uff0cMySQL<\/code>\u672c\u8eab\u5728\u5199\u5165\u6570\u636e\u65f6\u5e76\u4e0d\u4f1a\u6709\u95ee\u9898\uff0c\u5c31\u7b97\u90e8\u7f72MySQL<\/code>\u7684\u673a\u5668\u65ad\u7535\/\u5b95\u673a\uff0c\u5176\u5185\u90e8\u4e5f\u6709\u4e00\u5957\u5065\u5168\u7684\u673a\u5236\u786e\u4fdd\u6570\u636e\u4e0d\u4e22\u5931\u3002\u4f46\u5f80\u5f80\u98ce\u9669\u5e76\u4e0d\u6765\u81ea\u4e8e\u8868\u8c61\uff0c\u867d\u7136MySQL<\/code>\u5199\u5165\u6570\u636e\u6ca1\u95ee\u9898\uff0c\u4f46\u7ed3\u5408\u4e1a\u52a1\u6765\u770b\u5c31\u4f1a\u6709\u4e00\u4e2a\u5f88\u5927\u7684\u9690\u60a3\uff0c\u6b64\u8bdd\u600e\u8bb2\u5450\uff1f\u5148\u770b\u6848\u4f8b\uff1a<\/p>\n

--\u4ece\u5e93\u5b58\u8868\u4e2d\u6263\u51cf\u5546\u54c1\u6570\u91cf<\/span>UPDATE<\/span>`zz_inventory`SET<\/span>......;--\u5411\u8ba2\u5355\u8868\u3001\u8ba2\u5355\u8be6\u60c5\u8868\u4e2d\u63d2\u5165\u8ba2\u5355\u8bb0\u5f55<\/span>INSERT<\/span>INTO<\/span>`zz_order`VALUES<\/span>(....);INSERT<\/span>INTO<\/span>`zz_order_info`VALUES<\/span>(....);--\u5411\u7269\u6d41\u8868\u4e2d\u63d2\u5165\u76f8\u5e94\u7684\u7269\u6d41\u4fe1\u606f<\/span>INSERT<\/span>INTO<\/span>`zz_logistics`VALUES<\/span>(....);<\/code><\/pre>\n
\u4e0a\u8ff0\u7684\u4f2aSQL<\/code>\u4e2d\uff0c\u63cf\u8ff0\u7684\u662f\u4e00\u4e2a\u7ecf\u5178\u4e0b\u5355\u4e1a\u52a1\uff0c\u5148\u6263\u5e93\u5b58\u6570\u91cf\u3001\u518d\u589e\u52a0\u8ba2\u5355\u8bb0\u5f55\u3001\u518d\u63d2\u5165\u7269\u6d41\u4fe1\u606f\uff0c\u6309\u7167\u6b63\u5e38\u7684\u903b\u8f91\u6765\u770b\uff0c\u4e0a\u9762\u7684SQL<\/code>\u4e5f\u6ca1\u6709\u95ee\u9898\u3002\u4f46\u662f\u8bf7\u4ed4\u7ec6\u60f3\u60f3\uff01\u5b9e\u9645\u7684\u9879\u76ee\u4e2d\uff0c\u8fd9\u4e09\u7ec4SQL<\/code>\u662f\u4f1a\u7531\u5ba2\u6237\u7aef\uff08Java<\/code>\u7ebf\u7a0b\uff09\u4e00\u6761\u6761\u53d1\u8fc7\u6765\u7684\uff0c\u5047\u8bbe\u6267\u884c\u5230\u300c\u589e\u52a0\u8ba2\u5355\u8bb0\u5f55\u300d\u65f6\uff0cJava<\/code>\u7a0b\u5e8f\u90a3\u8fb9\u629b\u51fa\u4e86\u5f02\u5e38\uff0c\u4f1a\u51fa\u73b0\u4ec0\u4e48\u95ee\u9898\u5462\uff1f<\/p>\n
\n
\u4e4d\u4e00\u60f3\u4f3c\u4e4e\u6ca1\u95ee\u9898\uff0c\u4f46\u4ed4\u7ec6\u4e00\u60f3\uff1aJava\u7ebf\u7a0b\u6267\u884c\u65f6\u51fa\u73b0\u5f02\u5e38\u4f1a\u5bfc\u81f4\u7ebf\u7a0b\u6267\u884c\u4e2d\u65ad\u3002<\/p>\n<\/blockquote>\n
\u56e0\u4e3aJava<\/code>\u7ebf\u7a0b\u4e2d\u65ad\u4e86\uff0c\u6240\u4ee5\u7ebf\u7a0b\u4e0d\u4f1a\u518d\u5411\u6570\u636e\u5e93\u53d1\u9001\u300c\u589e\u52a0\u8ba2\u5355\u8be6\u60c5\u8bb0\u5f55\u3001\u63d2\u5165\u7269\u6d41\u4fe1\u606f\u300d\u7684SQL<\/code>\uff0c\u6b64\u523b\u518d\u6765\u60f3\u60f3\u8fd9\u4e2a\u573a\u666f\uff0c\u7531\u4e8e\u589e\u52a0\u8ba2\u5355\u8be6\u60c5\u548c\u7269\u6d41\u4fe1\u606f\u7684SQL<\/code>\u90fd\u672a\u53d1\u9001\u8fc7\u6765\uff0c\u56e0\u6b64\u5fc5\u7136\u4e5f\u4e0d\u4f1a\u6267\u884c\uff0c\u4f46\u6b64\u65f6\u5e93\u5b58\u5df2\u7ecf\u6263\u4e86\uff0c\u7528\u6237\u94b1\u4e5f\u4ed8\u4e86\uff0c\u4f46\u5374\u6ca1\u6709\u8ba2\u5355\u548c\u7269\u6d41\u4fe1\u606f\uff0c\u8fd9\u5f15\u53d1\u7684\u540e\u679c\u4f30\u8ba1\u8001\u677f\u90fd\u80fd\u6740\u4e2a\u7a0b\u5e8f\u5458\u796d\u5929\u4e86......<\/p>\n
\n
\u5176\u5b9e\u4e0a\u9762\u5217\u4e3e\u7684\u8fd9\u4e2a\u6848\u4f8b\uff0c\u5728\u6570\u636e\u5e93\u4e2d\u88ab\u79f0\u4e4b\u4e3a\u4e8b\u52a1\u95ee\u9898\uff0c\u63a5\u4e0b\u6765\u4e00\u8d77\u804a\u4e00\u804a\u3002<\/p>\n<\/blockquote>\n
\u4e00\u3001\u4e8b\u52a1\u7684ACID\u539f\u5219<\/h2>\n
 \u4ec0\u4e48\u662f\u4e8b\u52a1\u5462\uff1f\u4e8b\u52a1\u901a\u5e38\u662f\u7531\u4e00\u4e2a\u6216\u4e00\u7ec4SQL<\/code>\u7ec4\u6210\u7684\uff0c\u7ec4\u6210\u4e00\u4e2a\u4e8b\u52a1\u7684SQL<\/code>\u4e00\u822c\u90fd\u662f\u4e00\u4e2a\u4e1a\u52a1\u64cd\u4f5c\uff0c\u4f8b\u5982\u524d\u9762\u804a\u5230\u7684\u4e0b\u5355\uff1a\u300c\u6263\u5e93\u5b58\u6570\u91cf\u3001\u589e\u52a0\u8ba2\u5355\u8be6\u60c5\u8bb0\u5f55\u3001\u63d2\u5165\u7269\u6d41\u4fe1\u606f\u300d\uff0c\u8fd9\u4e00\u7ec4SQL<\/code>\u5c31\u53ef\u4ee5\u7ec4\u6210\u4e00\u4e2a\u4e8b\u52a1\u3002<\/p>\n
\n
\u800c\u6570\u636e\u5e93\u7684\u4e8b\u52a1\u4e00\u822c\u4e5f\u8981\u6c42\u6ee1\u8db3ACID<\/code>\u539f\u5219\uff0cACID<\/code>\u662f\u5173\u7cfb\u578b\u6570\u636e\u5e93\u5b9e\u73b0\u4e8b\u52a1\u673a\u5236\u65f6\u5fc5\u987b\u8981\u9075\u5b88\u7684\u539f\u5219\u3002<\/p>\n<\/blockquote>\n
ACID<\/code>\u4e3b\u8981\u6db5\u76d6\u56db\u6761\u539f\u5219\uff0c\u5373\uff1a<\/p>\n
    \n
  • \n
    \u2022A\/Atomicity<\/code>\uff1a\u539f\u5b50\u6027<\/p>\n<\/li>\n
  • \n
    \u2022C\/Consistency<\/code>\uff1a\u4e00\u81f4\u6027<\/p>\n<\/li>\n
  • \n
    \u2022I\/Isolation<\/code>\uff1a\u72ec\u7acb\u6027\/\u9694\u79bb\u6027<\/p>\n<\/li>\n
  • \n
    \u2022D\/Durability<\/code>\uff1a\u6301\u4e45\u6027<\/p>\n<\/li>\n<\/ul>\n
    \u90a3\u8fd9\u56db\u6761\u539f\u5219\u5206\u522b\u662f\u4ec0\u4e48\u610f\u601d\u5462\uff1f\u63a5\u4e0b\u6765\u4e00\u8d77\u804a\u4e00\u804a\u3002<\/p>\n
    1.1\u3001Atomicity\u539f\u5b50\u6027<\/h3>\n
     \u539f\u5b50\u6027\u8fd9\u4e2a\u6982\u5ff5\uff0c\u5728\u4e4b\u524d\u300a\u5e76\u53d1\u7f16\u7a0b\u7cfb\u5217-JMM\u5185\u5b58\u6a21\u578b\u300b<\/span>\u65f6\u66fe\u521d\u6b21\u63d0\u5230\u8fc7\uff0c\u800c\u5728MySQL<\/code>\u4e2d\u539f\u5b50\u6027\u7684\u542b\u4e49\u4e5f\u5927\u81f4\u76f8\u540c\uff0c\u6307\u7ec4\u6210\u4e00\u4e2a\u4e8b\u52a1\u7684\u4e00\u7ec4SQL<\/code>\u8981\u4e48\u5168\u90e8\u6267\u884c\u6210\u529f\uff0c\u8981\u4e48\u5168\u90e8\u6267\u884c\u5931\u8d25\uff0c\u4e8b\u52a1\u4e2d\u7684\u4e00\u7ec4SQL<\/code>\u4f1a\u88ab\u770b\u6210\u4e00\u4e2a\u4e0d\u53ef\u5206\u5272\u7684\u6574\u4f53\uff0c\u5f53\u6210\u4e00\u4e2a\u64cd\u4f5c\u770b\u5f85\u3002<\/p>\n
    \n
    \u597d\u6bd4\u4e8b\u52a1A<\/code>\u7531\u2460\u3001\u2461\u3001\u2462<\/code>\u6761SQL<\/code>\u7ec4\u6210\uff0c\u90a3\u8fd9\u4e00\u4e2a\u4e8b\u52a1\u4e2d\u7684\u4e09\u6761SQL<\/code>\u5fc5\u987b\u5168\u90e8\u6267\u884c\u6210\u529f\uff0c\u53ea\u8981\u5176\u4e2d\u4efb\u610f\u4e00\u6761\u6267\u884c\u5931\u8d25\uff0c\u4f8b\u5982\u2461<\/code>\u6267\u884c\u65f6\u51fa\u73b0\u5f02\u5e38\u4e86\uff0c\u6b64\u65f6\u5c31\u4f1a\u5bfc\u81f4\u4e8b\u52a1A<\/code>\u4e2d\u7684\u6240\u6709\u64cd\u4f5c\u5168\u90e8\u5931\u8d25\u3002<\/p>\n<\/blockquote>\n
    1.2\u3001Consistency\u4e00\u81f4\u6027<\/h3>\n
     \u4e00\u81f4\u6027\u4e5f\u6bd4\u8f83\u597d\u7406\u89e3\uff0c\u4e5f\u5c31\u662f\u4e0d\u7ba1\u4e8b\u52a1\u53d1\u751f\u7684\u524d\u540e\uff0cMySQL<\/code>\u4e2d\u539f\u672c\u7684\u6570\u636e\u53d8\u5316\u90fd\u662f\u4e00\u81f4\u7684\uff0c\u4e5f\u5c31\u662fDB<\/code>\u4e2d\u7684\u6570\u636e\u53ea\u5141\u8bb8\u4ece\u4e00\u4e2a\u4e00\u81f4\u6027\u72b6\u6001\u53d8\u5316\u4e3a\u53e6\u4e00\u4e2a\u4e00\u81f4\u6027\u72b6\u6001\u3002\u8fd9\u53e5\u8bdd\u4f3c\u4e4e\u542c\u8d77\u6765\u6709\u4e9b\u7ed5\uff0c\u4e0d\u592a\u597d\u7406\u89e3\u5bf9\u561b\uff1f\u7b80\u5355\u89e3\u91ca\u4e00\u4e0b\u5c31\u662f\uff1a\u4e00\u4e2a\u4e8b\u52a1\u4e2d\u7684\u6240\u6709\u64cd\u4f5c\uff0c\u8981\u4e48\u4e00\u8d77\u6539\u53d8\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\uff0c\u8981\u4e48\u90fd\u4e0d\u6539\u53d8\uff0c\u5bf9\u4e8e\u5176\u4ed6\u4e8b\u52a1\u800c\u8a00\uff0c\u6570\u636e\u7684\u53d8\u5316\u662f\u4e00\u81f4\u7684\uff0c\u4e0a\u6817\u5b50\uff1a<\/p>\n
    \n
    \u5047\u8bbe\u6b64\u65f6\u6709\u4e00\u4e2a\u4e8b\u52a1A<\/code>\uff0c\u8fd9\u4e2a\u4e8b\u52a1\u96b6\u5c5e\u4e8e\u4e00\u4e2a\u4e0b\u5355\u64cd\u4f5c\uff0c\u7531\u300c\u24f5\u6263\u5e93\u5b58\u6570\u91cf\u3001\u24f6\u589e\u52a0\u8ba2\u5355\u8be6\u60c5\u8bb0\u5f55\u3001\u24f7\u63d2\u5165\u7269\u6d41\u4fe1\u606f\u300d\u4e09\u8fd9\u6761SQL<\/code>\u64cd\u4f5c\u7ec4\u6210\u3002<\/p>\n<\/blockquote>\n
    \u4e00\u81f4\u6027\u7684\u542b\u4e49\u662f\u6307\uff1a\u5728\u8fd9\u4e2a\u4e8b\u52a1\u6267\u884c\u524d\uff0c\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u662f\u5904\u4e8e\u4e00\u81f4\u6027\u72b6\u6001\u7684\uff0c\u800cSQL<\/code>\u6267\u884c\u5b8c\u6210\u4e4b\u540e\u4e8b\u52a1\u63d0\u4ea4\uff0c\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u4f9d\u65e7\u5904\u4e8e\u4e00\u4e2a\u201c\u4e00\u81f4\u6027\u201d\u72b6\u6001\uff0c\u4e5f\u5c31\u662f\u5e93\u5b58\u6570\u91cf+\u8ba2\u5355\u6570\u91cf\u6c38\u8fdc\u662f\u7b49\u4e8e\u6700\u521d\u7684\u5e93\u5b58\u603b\u6570\u7684\uff0c\u6bd4\u5982\u539f\u672c\u7684\u603b\u5e93\u5b58\u662f10000<\/code>\u4e2a\uff0c\u6b64\u65f6\u5e93\u5b58\u5269\u4f598888<\/code>\u4e2a\uff0c\u90a3\u4e5f\u5c31\u4ee3\u8868\u7740\u5fc5\u987b\u8981\u67091112<\/code>\u6761\u8ba2\u5355\u6570\u636e\u624d\u884c\u3002<\/p>\n
    \n
    \u8fd9\u4e5f\u5c31\u662f\u524d\u9762\u8bf4\u7684\uff1a\u201c\u4e8b\u52a1\u53d1\u751f\u7684\u524d\u540e\uff0cMySQL<\/code>\u4e2d\u539f\u672c\u7684\u6570\u636e\u53d8\u5316\u90fd\u662f\u4e00\u81f4\u7684\u201d\uff0c\u8fd9\u53e5\u8bdd\u7684\u542b\u4e49\uff0c\u4e0d\u53ef\u80fd\u5e93\u5b58\u51cf\u4e86\uff0c\u4f46\u8ba2\u5355\u6ca1\u6709\u589e\u52a0\uff0c\u8fd9\u6837\u5c31\u4f1a\u5bfc\u81f4\u6570\u636e\u5e93\u6574\u4f53\u6570\u636e\u51fa\u73b0\u4e0d\u4e00\u81f4\u3002<\/p>\n<\/blockquote>\n
    \u5982\u679c\u51fa\u73b0\u5e93\u5b58\u51cf\u4e86\uff0c\u4f46\u8ba2\u5355\u6ca1\u6709\u589e\u52a0\u7684\u60c5\u51b5\uff0c\u5c31\u4ee3\u8868\u7740\u4e8b\u52a1\u6267\u884c\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u4e86\u5f02\u5e38\uff0c\u6b64\u65f6MySQL<\/code>\u5c31\u4f1a\u5229\u7528\u4e8b\u52a1\u56de\u6eda\u673a\u5236\uff0c\u5c06\u4e4b\u524d\u51cf\u7684\u5e93\u5b58\u518d\u52a0\u56de\u53bb\uff0c\u786e\u4fdd\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/p>\n
    \n
    \u4f46\u6765\u601d\u8003\u4e00\u4e2a\u95ee\u9898\uff0c\u5982\u679c\u4e8b\u52a1\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u521a\u51cf\u5b8c\u5e93\u5b58\u540e\uff0cMySQL<\/code>\u6240\u5728\u7684\u670d\u52a1\u5668\u65ad\u7535\u4e86\u548b\u6574\uff1f\u4f3c\u4e4e\u65e0\u6cd5\u5229\u7528\u4e8b\u52a1\u56de\u6eda\u673a\u5236\u53bb\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\u4e86\u6492\uff1f\u5bf9\u4e8e\u8fd9\u70b9\u5927\u53ef\u4e0d\u5fc5\u62c5\u5fc3\uff0c\u56e0\u4e3aMySQL<\/code>\u5b95\u673a\u91cd\u542f\u540e\uff0c\u4f1a\u901a\u8fc7\u5206\u6790\u65e5\u5fd7\u7684\u65b9\u5f0f\u6062\u590d\u6570\u636e\uff0c\u786e\u4fdd\u4e00\u81f4\u6027\uff08\u5bf9\u4e8e\u8fd9\u70b9\u7a0d\u540e\u518d\u7ec6\u804a\uff09\u3002<\/p>\n<\/blockquote>\n
    1.3\u3001Isolation\u72ec\u7acb\u6027\/\u9694\u79bb\u6027<\/h3>\n
     \u7b80\u5355\u7406\u89e3\u539f\u5b50\u6027\u548c\u4e00\u81f4\u6027\u540e\uff0c\u518d\u6765\u770b\u770bACID<\/code>\u4e2d\u7684\u9694\u79bb\u6027\uff0c\u5728\u6709\u4e9b\u5730\u65b9\u4e5f\u79f0\u4e4b\u4e3a\u72ec\u7acb\u6027\uff0c\u610f\u601d\u5c31\u662f\u6307\u591a\u4e2a\u4e8b\u52a1\u4e4b\u95f4\u90fd\u662f\u72ec\u7acb\u7684\uff0c\u76f8\u5f53\u4e8e\u6bcf\u4e2a\u4e8b\u52a1\u90fd\u88ab\u88c5\u5728\u4e00\u4e2a\u7bb1\u5b50\u4e2d\uff0c\u6bcf\u4e2a\u7bb1\u5b50\u4e4b\u95f4\u90fd\u662f\u9694\u5f00\u7684\uff0c\u76f8\u4e92\u4e4b\u95f4\u5e76\u4e0d\u5f71\u54cd\uff0c\u540c\u6837\u4e0a\u4e2a\u6817\u5b50\uff1a<\/p>\n
    \n
    \u5047\u8bbe\u6570\u636e\u5e93\u7684\u5e93\u5b58\u8868\u4e2d\uff0c\u5e93\u5b58\u6570\u91cf\u5269\u4f598888<\/code>\u4e2a\uff0c\u6b64\u65f6\u6709A\u3001B<\/code>\u4e24\u4e2a\u5e76\u53d1\u4e8b\u52a1\uff0c\u8fd9\u4e24\u4e2a\u4e8b\u52a1\u90fd\u662f\u76f8\u540c\u7684\u4e0b\u5355\u64cd\u4f5c\uff0c\u7531\u300c\u24f5\u6263\u5e93\u5b58\u6570\u91cf\u3001\u589e\u24f6\u52a0\u8ba2\u5355\u8be6\u60c5\u8bb0\u5f55\u3001\u24f7\u63d2\u5165\u7269\u6d41\u4fe1\u606f\u300d\u4e09\u8fd9\u6761SQL<\/code>\u64cd\u4f5c\u7ec4\u6210\u3002<\/p>\n<\/blockquote>\n
    \u6b64\u65f6A\u3001B<\/code>\u4e24\u4e2a\u4e8b\u52a1\u4e00\u8d77\u6267\u884c\uff0c\u540c\u4e00\u65f6\u523b\u6267\u884c\u51cf\u5e93\u5b58\u7684SQL<\/code>\uff0c\u56e0\u6b64\u8fd9\u91cc\u662f\u5e76\u53d1\u6267\u884c\u7684\uff0c\u90a3\u4e24\u4e2a\u4e8b\u52a1\u4e4b\u95f4\u662f\u5426\u4f1a\u4e92\u76f8\u5f71\u54cd\uff0c\u5bfc\u81f4\u6263\u7684\u662f\u540c\u4e00\u4e2a\u5e93\u5b58\u5462\uff1f\u7b54\u6848\u662f\u4e0d\u4f1a\uff0cACID<\/code>\u539f\u5219\u4e2d\u7684\u9694\u79bb\u6027\u4fdd\u969c\u4e86\u5e76\u53d1\u4e8b\u52a1\u7684\u987a\u5e8f\u6267\u884c\uff0c\u4e00\u4e2a\u672a\u5b8c\u6210\u4e8b\u52a1\u4e0d\u4f1a\u5f71\u54cd\u53e6\u5916\u4e00\u4e2a\u672a\u5b8c\u6210\u4e8b\u52a1\u3002<\/p>\n
    \n
    \u9694\u79bb\u6027\u5728\u5e95\u5c42\u662f\u5982\u4f55\u5b9e\u73b0\u7684\u5462\uff1f\u57fa\u4e8eMySQL<\/code>\u7684\u9501\u673a\u5236\u548cMVCC<\/code>\u673a\u5236\u505a\u5230\u7684\uff08\u540e\u7eed\u300aMySQL\u4e8b\u52a1\u4e0e\u9501\u539f\u7406\u7bc7\u300b\u518d\u8be6\u7ec6\u53bb\u8bb2\uff09\u3002<\/p>\n<\/blockquote>\n
    1.4\u3001Durability\u6301\u4e45\u6027<\/h3>\n
     \u76f8\u8f83\u4e8e\u4e4b\u524d\u7684\u539f\u5b50\u6027\u3001\u4e00\u81f4\u6027\u3001\u9694\u79bb\u6027\u6765\u8bf4\uff0c\u6301\u4e45\u6027\u662fACID<\/code>\u539f\u5219\u4e2d\u6700\u5bb9\u6613\u7406\u89e3\u7684\u4e00\u6761\uff0c\u6301\u4e45\u6027\u662f\u6307\u4e00\u4e2a\u4e8b\u52a1\u4e00\u65e6\u88ab\u63d0\u4ea4\uff0c\u5b83\u4f1a\u4fdd\u6301\u6c38\u4e45\u6027\uff0c\u6240\u66f4\u6539\u7684\u6570\u636e\u90fd\u4f1a\u88ab\u5199\u5165\u5230\u78c1\u76d8\u505a\u6301\u4e45\u5316\u5904\u7406\uff0c\u5c31\u7b97MySQL<\/code>\u5b95\u673a\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u6570\u636e\u6539\u53d8\uff0c\u56e0\u4e3a\u5b95\u673a\u540e\u4e5f\u53ef\u4ee5\u901a\u8fc7\u65e5\u5fd7\u6062\u590d\u6570\u636e\u3002<\/p>\n
    \n
    \u4e5f\u5c31\u76f8\u5f53\u4e8e\u4f60\u8bb8\u4e0b\u4e00\u4e2a\u8bfa\u8a00\u4e4b\u540e\uff0c\u90a3\u4f60\u65e0\u8bba\u9047\u5230\u4ec0\u4e48\u60c5\u51b5\u90fd\u4f1a\u4fdd\u8bc1\u505a\u5230\uff0c\u5c31\u7b97\u9047\u5230\u5c71\u6c34\u6d2a\u707e\u3001\u5730\u7403\u6bc1\u706d\u3001\u5b87\u5b99\u7206\u70b8.....\u4efb\u4f55\u60c5\u51b5\u4e5f\u597d\uff0c\u4f60\u90fd\u4f1a\u4fdd\u8bc1\u5b8c\u6210\u4f60\u7684\u8bfa\u8a00\u4e3a\u6b62\u3002<\/p>\n<\/blockquote>\n
    \u4e8c\u3001MySQL\u7684\u4e8b\u52a1\u673a\u5236\u7efc\u8ff0<\/h2>\n
     \u521a\u521a\u8bf4\u5230\u7684ACID<\/code>\u539f\u5219\u662f\u6570\u636e\u5e93\u4e8b\u52a1\u7684\u56db\u4e2a\u7279\u6027\uff0c\u4e5f\u53ef\u4ee5\u7406\u89e3\u4e3a\u5b9e\u73b0\u4e8b\u52a1\u7684\u57fa\u7840\u7406\u8bba\uff0c\u90a3\u63a5\u4e0b\u6765\u4e00\u8d77\u770b\u770bMySQL<\/code>\u6240\u63d0\u4f9b\u7684\u4e8b\u52a1\u673a\u5236\u3002\u5728MySQL<\/code>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u4e00\u6761SQL<\/code>\u4f1a\u88ab\u89c6\u4e3a\u4e00\u4e2a\u5355\u72ec\u7684\u4e8b\u52a1\uff0c\u540c\u65f6\u4e5f\u65e0\u9700\u54b1\u4eec\u624b\u52a8\u63d0\u4ea4\uff0c\u56e0\u4e3a\u9ed8\u8ba4\u662f\u5f00\u542f\u4e8b\u52a1\u81ea\u52a8\u63d0\u4ea4\u673a\u5236\u7684\uff0c\u5982\u82e5\u4f60\u60f3\u8981\u5c06\u591a\u6761SQL<\/code>\u7ec4\u6210\u4e00\u4e2a\u4e8b\u52a1\u6267\u884c\uff0c\u90a3\u9700\u8981\u663e\u5f0f\u7684\u901a\u8fc7\u4e00\u4e9b\u4e8b\u52a1\u6307\u4ee4\u6765\u5b9e\u73b0\u3002<\/p>\n
    2.1\u3001\u624b\u52a8\u7ba1\u7406\u4e8b\u52a1<\/h3>\n
    \u5728MySQL<\/code>\u4e2d\uff0c\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u4e8b\u52a1\u76f8\u5173\u7684\u547d\u4ee4\uff0c\u5982\u4e0b\uff1a<\/p>\n
      \n
    • \n
      \u2022start transaction | begin | begin work<\/code>\uff1a\u5f00\u542f\u4e00\u4e2a\u4e8b\u52a1<\/p>\n<\/li>\n
    • \n
      \u2022commit<\/code>\uff1a\u63d0\u4ea4\u4e00\u4e2a\u4e8b\u52a1<\/p>\n<\/li>\n
    • \n
      \u2022rollback<\/code>\uff1a\u56de\u6eda\u4e00\u4e2a\u4e8b\u52a1<\/p>\n<\/li>\n<\/ul>\n
      \u5f53\u9700\u8981\u4f7f\u7528\u4e8b\u52a1\u65f6\uff0c\u53ef\u4ee5\u5148\u901a\u8fc7start transaction<\/code>\u547d\u4ee4\u5f00\u542f\u4e00\u4e2a\u4e8b\u52a1\uff0c\u5982\u4e0b\uff1a<\/p>\n
      --\u5f00\u542f\u4e00\u4e2a\u4e8b\u52a1<\/span>start<\/span>transaction;--\u7b2c\u4e00\u6761SQL\u8bed\u53e5<\/span>--\u7b2c\u4e8c\u6761SQL\u8bed\u53e5<\/span>--\u7b2c\u4e09\u6761SQL\u8bed\u53e5<\/span>--\u63d0\u4ea4\u6216\u56de\u6eda\u4e8b\u52a1<\/span>commit<\/span>||rollback<\/span>;<\/code><\/pre>\n
      \u5bf9\u4e8e\u4e0a\u8ff0<\/span>MySQL<\/code>\u624b\u52a8\u5f00\u542f\u4e8b\u52a1\u7684\u65b9\u5f0f\uff0c\u76f8\u4fe1\u5927\u5bb6\u90fd\u4e0d\u964c\u751f\uff0c\u4f46\u5927\u5bb6\u6709\u4e00\u70b9\u5e94\u8be5\u4f1a\u5b58\u5728\u4e9b\u8bb8\u7591\u60d1\uff1a\u4e8b\u52a1\u662f\u57fa\u4e8e\u5f53\u524d\u6570\u636e\u5e93\u8fde\u63a5\u800c\u8a00\u7684\uff0c\u800c\u4e0d\u662f\u57fa\u4e8e\u8868\uff0c\u4e00\u4e2a\u4e8b\u52a1\u53ef\u4ee5\u7531\u64cd\u4f5c\u4e0d\u540c\u8868\u7684\u591a\u6761<\/span>SQL<\/code>\u7ec4\u6210\uff0c\u8fd9\u53e5\u8bdd\u4ec0\u4e48\u610f\u601d\u5462\uff1f\u770b\u4e0b\u56fe\uff1a<\/span><\/p>\n