{"id":6883,"date":"2024-11-14T14:38:25","date_gmt":"2024-11-14T06:38:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6883\/"},"modified":"2024-11-14T14:38:25","modified_gmt":"2024-11-14T06:38:25","slug":"innodb-%e4%b8%ad%e7%a9%ba%e5%88%97%e4%bc%9a%e5%8d%a0%e7%94%a8%e5%ad%98%e5%82%a8%e7%a9%ba%e9%97%b4%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6883\/","title":{"rendered":"InnoDB \u4e2d\u7a7a\u5217\u4f1a\u5360\u7528\u5b58\u50a8\u7a7a\u95f4\u5417\uff1f"},"content":{"rendered":"

\"InnoDB<\/p>\n

InnoDB \u4e2d\u7a7a\u5217\u662f\u5426\u5360\u7528\u5b58\u50a8<\/strong><\/p>\n

\u5728 InnoDB \u5b58\u50a8\u5f15\u64ce\u4e2d\uff0c\u662f\u5426\u4e3a\u7a7a\u7684\u5217\u4f1a\u5360\u7528\u5b58\u50a8\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u95ee\u9898\u3002\u8ba9\u6211\u4eec\u8be6\u7ec6\u63a2\u8ba8\u8fd9\u4e2a\u95ee\u9898\u3002 <\/p>\n

\u5bf9\u4e8e\u53ef\u7a7a\u5217\uff0c\u5f53\u4e3a\u7a7a\uff08NULL\uff09\u65f6\uff0cInnoDB \u4e0d\u4f1a\u5728\u8bb0\u5f55\u4e2d\u5b58\u50a8\u4e00\u4e2a\u660e\u786e\u7684 NULL \u503c\u3002\u76f8\u53cd\uff0c\u5b83\u5c06\u5176\u8bb0\u5f55\u5728\u79f0\u4e3a\u201c\u7a7a\u503c\u5217\u8868\u201d\u7684\u7279\u6b8a\u7ed3\u6784\u4e2d\u3002\u8be5\u5217\u8868\u901a\u8fc7\u5b57\u8282\u7684\u4f4d\u6765\u8868\u793a\u7a7a\u5217\uff0c\u6bcf\u4e2a\u4f4d\u5bf9\u5e94\u4e00\u4e2a\u53ef\u7a7a\u5217\u3002 0 \u548c 1 \u5206\u522b\u8868\u793a\u662f\u5426\u4e3a\u7a7a\u3002 <\/p>\n

\u8fd9\u8868\u793a\u5373\u4f7f\u5217\u672a\u5305\u542b\u5b9e\u9645\u6570\u636e\uff0cInnoDB \u4ecd\u9700\u8981\u5b58\u50a8\u4fe1\u606f\u4ee5\u6307\u793a\u5176\u7a7a\u72b6\u6001\u3002\u56e0\u6b64\uff0c\u7a7a\u5217\u786e\u5b9e\u5360\u7528\u4e00\u5b9a\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u4e0d\u8fc7\u4e0e\u5b58\u50a8\u5b9e\u9645\u6570\u636e\u76f8\u6bd4\u8981\u5c11\u5f97\u591a\u3002 <\/p>\n

\u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e00\u4e2a long long \u7c7b\u578b\u7684\u53ef\u7a7a\u5217\uff0c\u5982\u679c\u4e3a\u7a7a\uff0c\u5219\u4ec5\u5360\u7528\u5217\u8868\u4e2d\u7684 1 \u4f4d\uff0c\u800c\u4e0d\u662f\u5b9e\u9645\u503c\u6240\u9700\u7684 8 \u4e2a\u5b57\u8282\u3002\u8fd9\u53ef\u4ee5\u8282\u7701\u5927\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u7279\u522b\u662f\u5728\u9ad8\u57fa\u6570\u8868\u4e2d\u3002 <\/p>\n

\u56e0\u6b64\uff0c\u7ed3\u8bba\u662f\uff1aInnoDB \u4e2d\u7a7a\u7684\u53ef\u7a7a\u5217\u786e\u5b9e\u5360\u7528\u5b58\u50a8\u7a7a\u95f4\uff0c\u4f46\u4e0e\u5b58\u50a8\u5b9e\u9645\u6570\u636e\u76f8\u6bd4\u8981\u5c11\u5f97\u591a\u3002\u901a\u8fc7\u5229\u7528\u7a7a\u503c\u5217\u8868\uff0cInnoDB \u80fd\u591f\u9ad8\u6548\u5730\u5904\u7406\u53ef\u7a7a\u5217\uff0c\u540c\u65f6\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5b58\u50a8\u6d88\u8017\u3002 <\/p>\n

\u4ee5\u4e0a\u5c31\u662fInnoDB \u4e2d\u7a7a\u5217\u4f1a\u5360\u7528\u5b58\u50a8\u7a7a\u95f4\u5417\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

InnoDB \u4e2d\u7a7a\u5217\u662f\u5426\u5360\u7528\u5b58\u50a8 \u5728 InnoDB \u5b58\u50a8\u5f15\u64ce\u4e2d\uff0c\u662f\u5426\u4e3a\u7a7a\u7684\u5217\u4f1a\u5360\u7528\u5b58\u50a8\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u95ee\u9898\u3002\u8ba9\u6211\u4eec\u8be6\u7ec6\u63a2\u8ba8\u8fd9\u4e2a\u95ee\u9898\u3002 \u5bf9\u4e8e\u53ef\u7a7a\u5217\uff0c\u5f53\u4e3a\u7a7a\uff08NULL\uff09\u65f6\uff0cInnoDB \u4e0d\u4f1a\u5728\u8bb0\u5f55\u4e2d\u5b58\u50a8\u4e00\u4e2a\u660e\u786e\u7684 NULL \u503c\u3002\u76f8\u53cd\uff0c\u5b83\u5c06\u5176\u8bb0\u5f55\u5728\u79f0\u4e3a\u201c\u7a7a\u503c\u5217\u8868\u201d\u7684\u7279\u6b8a\u7ed3\u6784\u4e2d\u3002\u8be5\u5217\u8868\u901a\u8fc7\u5b57\u8282\u7684\u4f4d\u6765\u8868\u793a\u7a7a\u5217\uff0c\u6bcf\u4e2a\u4f4d\u5bf9\u5e94\u4e00\u4e2a\u53ef\u7a7a\u5217\u3002 0 \u548c 1 \u5206\u522b\u8868\u793a\u662f\u5426\u4e3a\u7a7a\u3002 \u8fd9\u8868\u793a\u5373\u4f7f\u5217\u672a\u5305\u542b\u5b9e\u9645\u6570\u636e\uff0cInnoDB \u4ecd\u9700\u8981\u5b58\u50a8\u4fe1\u606f\u4ee5\u6307\u793a\u5176\u7a7a\u72b6\u6001\u3002\u56e0\u6b64\uff0c\u7a7a\u5217\u786e\u5b9e\u5360\u7528\u4e00\u5b9a\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u4e0d\u8fc7\u4e0e\u5b58\u50a8\u5b9e\u9645\u6570\u636e\u76f8\u6bd4\u8981\u5c11\u5f97\u591a\u3002 \u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e00\u4e2a long long \u7c7b\u578b\u7684\u53ef\u7a7a\u5217\uff0c\u5982\u679c\u4e3a\u7a7a\uff0c\u5219\u4ec5\u5360\u7528\u5217\u8868\u4e2d\u7684 1 \u4f4d\uff0c\u800c\u4e0d\u662f\u5b9e\u9645\u503c\u6240\u9700\u7684 8 \u4e2a\u5b57\u8282\u3002\u8fd9\u53ef\u4ee5\u8282\u7701\u5927\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u7279\u522b\u662f\u5728\u9ad8\u57fa\u6570\u8868\u4e2d\u3002 \u56e0\u6b64\uff0c\u7ed3\u8bba\u662f\uff1aInnoDB \u4e2d\u7a7a\u7684\u53ef\u7a7a\u5217\u786e\u5b9e\u5360\u7528\u5b58\u50a8\u7a7a\u95f4\uff0c\u4f46\u4e0e\u5b58\u50a8\u5b9e\u9645\u6570\u636e\u76f8\u6bd4\u8981\u5c11\u5f97\u591a\u3002\u901a\u8fc7\u5229\u7528\u7a7a\u503c\u5217\u8868\uff0cInnoDB \u80fd\u591f\u9ad8\u6548\u5730\u5904\u7406\u53ef\u7a7a\u5217\uff0c\u540c\u65f6\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5b58\u50a8\u6d88\u8017\u3002 \u4ee5\u4e0a\u5c31\u662fInnoDB \u4e2d\u7a7a\u5217\u4f1a\u5360\u7528\u5b58\u50a8\u7a7a\u95f4\u5417\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6883","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6883","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6883"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6883\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6883"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6883"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}