{"id":1375,"date":"2024-08-23T17:46:38","date_gmt":"2024-08-23T09:46:38","guid":{"rendered":"http:\/\/www.spiceandwolf.com.cn\/?p=1375"},"modified":"2024-09-03T01:47:07","modified_gmt":"2024-09-02T17:47:07","slug":"mysql-interview","status":"publish","type":"post","link":"http:\/\/www.spiceandwolf.com.cn\/index.php\/mysql-interview\/","title":{"rendered":"MySQL\u57fa\u7840\u9762\u8bd5\u9898"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">MySQL\u662f\u5982\u4f55\u5904\u7406\u67e5\u8be2\u8bf7\u6c42\u7684<\/h2>\n\n\n\n<p>mysql\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u8f6f\u4ef6\uff0c\u91c7\u7528\u4e86\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7aef\u7684\u5e94\u7528\u6a21\u5f0f\u3002<\/p>\n\n\n\n<p>\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u7aef\u8bf7\u6c42\u6570\u636e\u4e3b\u8981\u6709\u8fd9\u4e48\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u7aef\u53d1\u9001\u8fde\u63a5\u8bf7\u6c42\uff0c\u5efa\u7acb\u8fde\u63a5\u3002mysql\u652f\u6301\u4e09\u79cd\u8fde\u63a5\u65b9\u5f0f\uff0c\u5206\u522b\u662f\uff1a\n<ul class=\"wp-block-list\">\n<li>TCP\/IP<\/li>\n\n\n\n<li>\u547d\u540d\u7ba1\u9053\/\u5171\u4eab\u5185\u5b58<\/li>\n\n\n\n<li>Unix\u57df\u5957\u63a5\u5b57\u6587\u4ef6<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u670d\u52a1\u5668\u7aef\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\u3002\n<ol class=\"wp-block-list\">\n<li>\u8fde\u63a5\u7ba1\u7406\u3002\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u4fe1\u606f\u8fdb\u884c\u8ba4\u8bc1\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u8ba4\u8bc1\u6210\u529f\uff0c\u5219\u4e3a\u5f53\u524d\u8fde\u63a5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7ebf\u7a0b\u6216\u8005\u4f7f\u7528\u7f13\u5b58\u4e2d\u7684\u7ebf\u7a0b\uff0c\u6765\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\uff1b\u5982\u679c\u8ba4\u8bc1\u5931\u8d25\uff0c\u5219\u62d2\u7edd\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u89e3\u6790\u4e0e\u4f18\u5316\u3002\n<ul class=\"wp-block-list\">\n<li>\u67e5\u8be2\u7f13\u5b58\u3002\u5982\u679c\u7f13\u5b58\u4e2d\u5b58\u5728\u5b8c\u5168\u76f8\u540c\u7684\u67e5\u8be2\u8bf7\u6c42\uff0c\u4e14\u7f13\u5b58\u672a\u5931\u6548\uff0c\u5219\u7f13\u5b58\u547d\u4e2d\uff0c\u8fd4\u56de\u7f13\u5b58\u4e2d\u7684\u67e5\u8be2\u7ed3\u679c\uff1b\u5982\u679c\u7f13\u5b58\u672a\u547d\u4e2d\uff0c\u5219\u8d70\u540e\u7eed\u6d41\u7a0b\u3002<\/li>\n\n\n\n<li>\u8bed\u6cd5\u89e3\u6790\u3002\u5bf9sql\u8bed\u53e5\u8fdb\u884c\u7f16\u8bd1\u64cd\u4f5c\uff0c\u5e76\u5c06\u9700\u8981\u67e5\u8be2\u7684\u8868\u6570\u636e\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u3002<\/li>\n\n\n\n<li>\u67e5\u8be2\u4f18\u5316\u3002\u67e5\u8be2\u4f18\u5316\u5668\u5bf9\u67e5\u8be2\u8bed\u53e5\u4f5c\u4e00\u4e9b\u4f18\u5316\u3002<\/li>\n\n\n\n<li>\u751f\u6210\u6267\u884c\u8ba1\u5212\u3002\u57fa\u4e8e\u4f18\u5316\u540e\u7684sql\u8bed\u53e5\u751f\u6210\u5b58\u50a8\u5f15\u64ce\u7684\u6267\u884c\u8bed\u53e5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5b58\u50a8\u5f15\u64ce\u3002\u6267\u884c\u5b58\u50a8\u5f15\u64ce\u8bed\u53e5\uff0c\u5e76\u8fd4\u56de\u6267\u884c\u7ed3\u679c\u3002<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li>\u5c06\u6267\u884c\u7ed3\u679c\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u4e2d\u5b57\u7b26\u4e32\u662f\u5982\u4f55\u8fdb\u884c\u6bd4\u8f83\u7684<\/h2>\n\n\n\n<p>\u5728\u8ba1\u7b97\u673a\u4e2d\u53ea\u80fd\u5b58\u50a8\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u800c\u5c06\u4e00\u4e2a\u5b57\u7b26\u6620\u5c04\u6210\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u8fc7\u7a0b\u79f0\u4e3a\u7f16\u7801\uff0c\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u6620\u5c04\u6210\u5b57\u7b26\u7684\u8fc7\u7a0b\u79f0\u4e3a\u89e3\u7801\uff0c\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u6709\u4e0d\u540c\u7684\u7f16\u89e3\u7801\u89c4\u5219\uff0c\u6240\u4ee5\u5728\u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u4e00\u4e2a\u5b57\u7b26\u4e32\u9700\u8981\u5148\u786e\u5b9a\u5b83\u6240\u5c5e\u7684\u5b57\u7b26\u96c6\uff0c\u800c\u4e00\u4e2a\u5b57\u7b26\u96c6\u53ef\u80fd\u62e5\u6709\u591a\u4e2a\u6bd4\u8f83\u89c4\u5219\u7528\u4e8e\u6bd4\u8f83\u5b57\u7b26\u5927\u5c0f\uff0c\u6240\u4ee5mysql\u4e2d\u6bd4\u8f83\u5b57\u7b26\u4e32\u5927\u5c0f\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u786e\u5b9a\u5b57\u7b26\u4e32\u6240\u5c5e\u5b57\u7b26\u96c6\u548c\u6bd4\u8f83\u89c4\u5219\u3002\n<ul class=\"wp-block-list\">\n<li>\u670d\u52a1\u5668\u7ea7\u522b<\/li>\n\n\n\n<li>\u6570\u636e\u5e93\u7ea7\u522b<\/li>\n\n\n\n<li>\u8868\u7ea7\u522b<\/li>\n\n\n\n<li>\u5217\u7ea7\u522b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6839\u636e\u6bd4\u8f83\u89c4\u5219\u5c06\u4e24\u5b57\u7b26\u4e32\u8fdb\u884c\u4ece\u5de6\u81f3\u53f3\u7684\u9010\u5b57\u7b26\u5927\u5c0f\u6bd4\u8f83\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u7684\u6709\u54ea\u4e9b\u5e38\u89c1\u7684\u5b58\u50a8\u5f15\u64ce\uff1f\u5b83\u4eec\u6709\u4ec0\u4e48\u5374\u522b\uff1f<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u5b58\u50a8\u5f15\u64ce<\/td><td>B-tree indexes<\/td><td>Backup\/point-in-time recovery<\/td><td>Cluster database support<\/td><td>Clustered indexes<\/td><td>MVCC<\/td><td>Transactions<\/td><td>Locking granularity<\/td><\/tr><tr><td>MyISAM<\/td><td>Y<\/td><td>Y<\/td><td>N<\/td><td>N<\/td><td>N<\/td><td>N<\/td><td>Table<\/td><\/tr><tr><td>Memery<\/td><td>Y<\/td><td>Y<\/td><td>N<\/td><td>N<\/td><td>N<\/td><td>N<\/td><td>Table<\/td><\/tr><tr><td>InnoDB<\/td><td>Y<\/td><td>Y<\/td><td>N<\/td><td>Y<\/td><td>Y<\/td><td>Y<\/td><td>Row<\/td><\/tr><tr><td>Archive<\/td><td>N<\/td><td>Y<\/td><td>N<\/td><td>N<\/td><td>N<\/td><td>N<\/td><td>Row<\/td><\/tr><tr><td>NDB<\/td><td>N<\/td><td>Y<\/td><td>Y<\/td><td>N<\/td><td>N<\/td><td>Y<\/td><td>Row<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">MySQL\u5e38\u7528\u5b58\u50a8\u5f15\u64ce\u7279\u6027<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u8bf4\u8bf4InnoDB\u7684\u884c\u683c\u5f0f<\/h2>\n\n\n\n<p>\u6211\u4eec\u5e73\u65f6\u662f\u4ee5\u8bb0\u5f55\u7684\u65b9\u5f0f\u5411\u8868\u4e2d\u63d2\u5165\u6570\u636e\u7684\uff0c\u8bb0\u5f55\u5728\u8868\u4e2d\u5b58\u653e\u7684\u65b9\u5f0f\u4e5f\u53eb\u884c\u683c\u5f0f\u6216\u8bb0\u5f55\u683c\u5f0f\u3002InnoDB\u6709\u56db\u79cd\u884c\u683c\u5f0f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Compact<\/li>\n\n\n\n<li>Redundant<\/li>\n\n\n\n<li>Dynamic<\/li>\n\n\n\n<li>Compressed<\/li>\n<\/ul>\n\n\n\n<p>\u73b0\u4ee5Compact\u4e3a\u4f8b\u8bf4\u660e\u884c\u683c\u5f0f\u5b58\u50a8\u4e86\u54ea\u4e9b\u4fe1\u606f\uff08\u56fe\u6587\u53c2\u8003\u300aMySQL\u662f\u600e\u6837\u8fd0\u884c\u7684\uff1a\u4ece\u6839\u4e0a\u7406\u89e3MySQL\u300b\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"783\" height=\"250\" src=\"http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-12.png\" alt=\"\" class=\"wp-image-1377\" srcset=\"http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-12.png 783w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-12-300x96.png 300w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-12-768x245.png 768w\" sizes=\"auto, (max-width: 783px) 100vw, 783px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u989d\u5916\u4fe1\u606f\u3002\n<ul class=\"wp-block-list\">\n<li>\u53d8\u957f\u5b57\u6bb5\u957f\u5ea6\u5217\u8868<\/li>\n\n\n\n<li>NULL\u503c\u5217\u8868<\/li>\n\n\n\n<li>\u8bb0\u5f55\u5934\u4fe1\u606f\n<ul class=\"wp-block-list\">\n<li>delete_mask\u3002\u6807\u8bb0\u8be5\u8bb0\u5f55\u662f\u5426\u88ab\u5220\u9664\u3002<\/li>\n\n\n\n<li>min_rec_mask\u3002B+\u6811\u7684\u6bcf\u5c42\u975e\u53f6\u5b50\u8282\u70b9\u4e2d\u7684\u6700\u5c0f\u8bb0\u5f55\u90fd\u4f1a\u6dfb\u52a0\u8be5\u6807\u8bb0\u3002<\/li>\n\n\n\n<li>n_owned\u3002\u8868\u793a\u5f53\u524d\u8bb0\u5f55\u62e5\u6709\u7684\u8bb0\u5f55\u6570\u3002<\/li>\n\n\n\n<li>heap_no\u3002\u8868\u793a\u5f53\u524d\u8bb0\u5f55\u5728\u8bb0\u5f55\u5806\u7684\u4f4d\u7f6e\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>record_type\u3002\u8868\u793a\u5f53\u524d\u8bb0\u5f55\u7684\u7c7b\u578b\uff0c<code>0<\/code>\u8868\u793a\u666e\u901a\u8bb0\u5f55\uff0c<code>1<\/code>\u8868\u793aB+\u6811\u975e\u53f6\u5b50\u8282\u70b9\u8bb0\u5f55\uff0c<code>2<\/code>\u8868\u793a\u6700\u5c0f\u8bb0\u5f55\uff0c<code>3<\/code>\u8868\u793a\u6700\u5927\u8bb0\u5f55\u3002<\/li>\n\n\n\n<li>next_record\u3002\u8868\u793a\u4e0b\u4e00\u6761\u8bb0\u5f55\u7684\u76f8\u5bf9\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"213\" src=\"http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-13-1024x213.png\" alt=\"\" class=\"wp-image-1378\" srcset=\"http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-13-1024x213.png 1024w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-13-300x62.png 300w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-13-768x160.png 768w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-13.png 1174w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u771f\u5b9e\u6570\u636e\u3002\n<ul class=\"wp-block-list\">\n<li>\u9690\u85cf\u5217\u6570\u636e\u3002\n<ul class=\"wp-block-list\">\n<li>row_id\u3002\u884cid\uff0c\u552f\u4e00\u6807\u8bc6\u4e00\u6761\u8bb0\u5f55\u3002\u5982\u679c\u8868\u6ca1\u6709\u5b9a\u4e49\u4e3b\u952e\u5219\u5b9a\u4e49\u4e00\u4e2aUnique\u952e\u4f5c\u4e3a\u4e3b\u952e\uff0c\u5982\u679c\u8fdeUnique\u952e\u90fd\u6ca1\u6709\uff0cInnoDB\u4f1a\u4e3a\u8868\u9ed8\u8ba4\u6dfb\u52a0\u4e00\u4e2a\u540d\u4e3arow_id\u7684\u9690\u85cf\u5217\u4f5c\u4e3a\u4e3b\u952e\u3002<\/li>\n\n\n\n<li>transaction_id\u3002\u4e8b\u52a1ID\u3002<\/li>\n\n\n\n<li>roll_pointer\u3002\u56de\u6eda\u6307\u9488\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u81ea\u5b9a\u4e49\u5217\u6570\u636e\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u6709\u54ea\u4e9b\u7d22\u5f15\u7c7b\u578b<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6309\u529f\u80fd\u5206\u7c7b\n<ul class=\"wp-block-list\">\n<li>\u666e\u901a\u7d22\u5f15<\/li>\n\n\n\n<li>\u552f\u4e00\u7d22\u5f15<\/li>\n\n\n\n<li>\u5168\u6587\u7d22\u5f15<\/li>\n\n\n\n<li>\u7a7a\u95f4\u7d22\u5f15<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u662f\u5426\u5efa\u7acb\u5728\u4e3b\u952e\u4e0a\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u952e\u7d22\u5f15<\/li>\n\n\n\n<li>\u975e\u4e3b\u952e\u7d22\u5f15<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u662f\u5426\u5305\u542b\u5b8c\u6574\u6570\u636e\u4fe1\u606f\n<ul class=\"wp-block-list\">\n<li>\u805a\u7c07\u7d22\u5f15<\/li>\n\n\n\n<li>\u975e\u805a\u7c07\u7d22\u5f15<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">InnoDB\u7684\u805a\u7c07\u7d22\u5f15\u548c\u975e\u805a\u7c07\u6240\u6709\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/h2>\n\n\n\n<p>\u7d22\u5f15\u662f\u6570\u636e\u5e93\u4e2d\u7528\u6765\u63d0\u9ad8\u6570\u636e\u67e5\u8be2\u6548\u7387\u7684\u4e00\u79cd\u5b58\u50a8\u7ed3\u6784\u3002\u975e\u805a\u7c07\u7d22\u5f15\u53c8\u79f0\u4e3a\u666e\u901a\u4e8c\u7ea7\u7d22\u5f15\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u76f8\u540c\u70b9\u3002\n<ul class=\"wp-block-list\">\n<li>\u5b83\u4eec\u90fd\u662f\u6307\u7684InnoDB\u5b58\u50a8\u5f15\u64ce\u4e2d\u7684\u540c\u4e00\u7c7bB+\u6811\u7d22\u5f15\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u4e0d\u540c\u70b9\u3002\n<ul class=\"wp-block-list\">\n<li>\u805a\u7c07\u7d22\u5f15\u662f\u6309\u4e3b\u952e\u503c\u5927\u5c0f\u8fdb\u884c\u6392\u5e8f\u7684B+\u6811\uff0c\u800c\u666e\u901a\u4e8c\u7ea7\u7d22\u5f15\u662f\u6309\u6307\u5b9a\u7d22\u5f15\u503c\u8fdb\u884c\u6392\u5e8f\u7684B+\u6811\u3002<\/li>\n\n\n\n<li>\u805a\u7c07\u7d22\u5f15\u7684\u53f6\u5b50\u7ed3\u70b9\u5b58\u50a8\u4e86\u5b8c\u6574\u7684\u7528\u6237\u6570\u636e\uff0c\u800c\u666e\u901a\u4e8c\u7ea7\u7d22\u5f15\u503c\u5b58\u50a8\u4e86\u6307\u5b9a\u7684\u7d22\u5f15\u5217\u503c\u548c\u4e3b\u952e\u503c\uff0c\u5e76\u6ca1\u6709\u5b8c\u6574\u7684\u7528\u6237\u8bb0\u5f55\u3002<\/li>\n\n\n\n<li>\u666e\u901a\u4e8c\u7ea7\u7d22\u5f15\u9700\u8981\u7528Index\u663e\u793a\u521b\u5efa\uff0c\u800c\u805a\u7c07\u7d22\u5f15\u662fInnoDB\u81ea\u52a8\u4e3a\u8868\u521b\u5efa\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662fMySQL\u56de\u8868\u64cd\u4f5c\uff1f<\/h2>\n\n\n\n<p>\u56de\u8868\u64cd\u4f5c\u662fMySQL\u5728\u5355\u8868\u67e5\u8be2\u65f6\uff0c\u7279\u5b9a\u60c5\u51b5\u4e0b\u624d\u4f1a\u6267\u884c\u7684\u4e00\u79cd\u64cd\u4f5c\uff0c\u5373\u901a\u8fc7<code><strong>\u4e8c\u7ea7\u7d22\u5f15<\/strong><\/code>\u627e\u5230\u4e3b\u952e\u503c\u4e4b\u540e\u518d\u5230<code>\u805a\u7c07\u7d22\u5f15<\/code>\u4e2d\u67e5\u627e\u5b8c\u6574\u7684\u7528\u6237\u8bb0\u5f55\u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u4e92\u8054\u7f51\u4f01\u4e1a\u7981\u6b62\u4f7f\u7528\u5b58\u50a8\u8fc7\u7a0b<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8c03\u8bd5\u6027\u5dee\u3002\u8bbe\u8ba1\u590d\u6742\u903b\u8f91\u65f6\uff0c\u5b9a\u4f4d\u95ee\u9898\u6bd4\u8f83\u9ebb\u70e6\u3002<\/li>\n\n\n\n<li>\u53ef\u79fb\u690d\u6027\u5dee\u3002\u9700\u8981\u5c06\u6570\u636e\u4eceMySQL\u8fc1\u79fb\u5230\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u6d89\u53ca\u5230\u72ec\u6709\u7279\u6027\u8868\u7684\u5b58\u50a8\u8fc7\u7a0b\u9700\u8981\u91cd\u5199\u3002<\/li>\n\n\n\n<li>\u53ef\u7ef4\u62a4\u6027\u5dee\u3002\u8868\u5b57\u6bb5\u7684\u53d8\u5316\uff0c\u9700\u8981\u540c\u6b65\u5230\u5b58\u50a8\u8fc7\u7a0b\uff1b\u5bf9\u6267\u884c\u8ba1\u5212\u5e76\u4e0d\u662f\u6700\u4f18\uff0c\u4f18\u5316\u65f6\u9700\u8981\u91cd\u5199\u3002<\/li>\n\n\n\n<li>\u7ba1\u7406\u56f0\u96be\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d22\u5f15\u7684\u4f18\u70b9\u4e0e\u7f3a\u70b9<\/h2>\n\n\n\n<p>\u7d22\u5f15\u662f\u6570\u636e\u5e93\u4e2d\u7528\u6765\u63d0\u9ad8\u6570\u636e\u67e5\u8be2\u6548\u7387\u7684\u4e00\u79cd\u5b58\u50a8\u7ed3\u6784\u3002InnoDB\u91c7\u7528\u7684\u662fB+\u6811\u7684\u7ed3\u6784\u6765\u5b9e\u73b0\u7d22\u5f15\u548c\u5b58\u50a8\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f18\u70b9\n<ul class=\"wp-block-list\">\n<li>\u63d0\u5347\u67e5\u8be2\u6548\u7387\u3002\u901a\u8fc7B+\u6811\u6765\u5b58\u50a8\u6570\u636e\uff0c\u80fd\u5927\u5927\u51cf\u5c11\u6570\u636e\u68c0\u7d22\u65f6\u7684\u78c1\u76d8OI\u7684\u6b21\u6570\uff0c\u63d0\u9ad8\u6570\u636e\u67e5\u8be2\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u901a\u8fc7\u552f\u4e00\u7d22\u5f15\u80fd\u4fdd\u8bc1\u8868\u4e2d\u6bcf\u4e00\u884c\u6570\u636e\u7684\u552f\u4e00\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\uff08\u4e0d\u5408\u7406\u4f7f\u7528\u7684\uff09\u7f3a\u70b9\u3002\n<ul class=\"wp-block-list\">\n<li>\u7d22\u5f15\u4f1a\u5360\u636e\u5927\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u672c\u8d28\u4e0a\u662f\u4e00\u79cd\u7a7a\u95f4\u6362\u65f6\u95f4\u7684\u601d\u60f3\uff0c\u5728\u5b58\u50a8\u7a7a\u95f4\u6709\u9650\u7684\u573a\u666f\u4e0b\uff0c\u7d22\u5f15\u53ef\u80fd\u4e0d\u662f\u6700\u4f18\u89e3\u3002<\/li>\n\n\n\n<li>\u5728\u589e\u5220\u6539\u65f6\u9700\u8981\u5bf9\u7d22\u5f15\u7ed3\u6784\u8fdb\u884c\u7ef4\u62a4\uff0c\u8fd9\u6d89\u53ca\u5230\u9875\u5206\u88c2\u64cd\u4f5c\u3001\u7528\u6237\u6570\u636e\u8fc1\u79fb\u7b49\u8017\u65f6\u64cd\u4f5c\uff0c\u6240\u4ee5\u5728\u5bf9\u6570\u636e\u8fdb\u884c\u9891\u7e41\u589e\u5220\u7684\u4e1a\u52a1\u573a\u666f\u4e0b\uff0c\u7d22\u5f15\u53ef\u80fd\u4f1a\u964d\u4f4e\u6570\u636e\u64cd\u4f5c\u6548\u7387\uff0c\u6240\u4ee5\u5728\u6dfb\u52a0\u7d22\u5f15\u65f6\u9700\u8981\u8003\u8651\u6570\u636e\u4fee\u6539\u548c\u67e5\u8be2\u64cd\u4f5c\u7684\u6027\u80fd\u5e73\u8861\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u5197\u4f59\u7d22\u5f15\u4f1a\u5bf9\u4e0d\u4f46\u4e0d\u4f1a\u589e\u52a0\u67e5\u8be2\u6548\u7387\uff0c\u8fd8\u4f1a\u589e\u52a0\u6570\u636e\u4fee\u6539\u65f6\u7684\u6267\u884c\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u5728\u5217\u6570\u636e\u7684\u57fa\u6570\u8f83\u4f4e\u65f6\uff0c\u521b\u5efa\u7d22\u5f15\u53ef\u80fd\u5e76\u4e0d\u4f1a\u5e26\u6765\u67e5\u8be2\u6027\u80fd\u4e0a\u7684\u63d0\u5347\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u6709\u54ea\u51e0\u4e2a\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\uff1f\u9ed8\u8ba4\u7684\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\u662f\u4ec0\u4e48\uff1f<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u9694\u79bb\u7ea7\u522b<\/td><td>\u810f\u8bfb<\/td><td>\u4e0d\u53ef\u91cd\u590d\u8bfb<\/td><td>\u5e7b\u8bfb<\/td><\/tr><tr><td>READ UNCOMMITTED<\/td><td>Possible<\/td><td>Possible<\/td><td>Possible<\/td><\/tr><tr><td>READ COMMITTED<\/td><td>Not Possible<\/td><td>Possible<\/td><td>Possible<\/td><\/tr><tr><td>REPEATABLE READ\uff08MySQL\u9ed8\u8ba4\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\uff09<\/td><td>Not Possible<\/td><td>Not Possible<\/td><td>Possible<\/td><\/tr><tr><td>SERIALIZABLE<\/td><td>Not Possible<\/td><td>Not Possible<\/td><td>Not Possible<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u4e0d\u540c\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\u89e3\u51b3\u4e8b\u52a1\u95ee\u9898\u7684\u80fd\u529b<\/figcaption><\/figure>\n\n\n\n<p>MySQL\u7684\u53ef\u91cd\u590d\u8bfb\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\u5176\u5b9e\u5df2\u7ecf\u89e3\u51b3\u4e86\u5e7b\u8bfb\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQLB+\u6811\u7d22\u5f15\u67e5\u8be2\u6570\u636e\u7684\u6d41\u7a0b<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u805a\u7c07\u7d22\u5f15\u67e5\u8be2\u3002\n<ul class=\"wp-block-list\">\n<li>\u786e\u5b9a\u8bb0\u5f55\u6240\u5728\u7684\u9875\u3002\n<ul class=\"wp-block-list\">\n<li>\u6839\u636e\u7d22key\u503c\u8fdb\u884c\u4e8c\u5206\u67e5\u627e\uff0c\u627e\u5230\u8bb0\u5f55\u6240\u5728\u7684\u9875\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u9875\u5185\u67e5\u627e\u3002\n<ul class=\"wp-block-list\">\n<li>\u5728\u9875\u5185\u6839\u636e\u9875\u76ee\u5f55\u8fdb\u884c\u4e8c\u5206\u67e5\u627e\u627e\u5230\u8bb0\u5f55\u6240\u5728\u7684\u69fd\u3002<\/li>\n\n\n\n<li>\u6700\u540e\u6839\u636e\u69fd\u5b9a\u4f4d\u8bb0\u5f55\u6240\u5728\u7684\u7ec4\uff0c\u901a\u8fc7next_record\u6307\u9488\u904d\u5386\u7ec4\u5185\u8bb0\u5f55\uff0c\u627e\u5230\u67e5\u8be2\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u666e\u901a\u4e8c\u7ea7\u7d22\u5f15\u3002\n<ul class=\"wp-block-list\">\n<li>\u786e\u5b9a\u8bb0\u5f55\u6240\u5728\u9875\u3002<\/li>\n\n\n\n<li>\u9875\u5185\u67e5\u627e\u5230\u5339\u914d\u7684\u7d22\u5f15\u8bb0\u5f55\u3002<\/li>\n\n\n\n<li>\u83b7\u53d6\u5230\u4e3b\u952e\u503c\uff0c\u6839\u636e\u4e3b\u952e\u503c\u8fdb\u884c\u56de\u8868\u67e5\u8be2\uff08\u805a\u7c07\u7d22\u5f15\u6b65\u9aa4\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662fMySQL\u7d22\u5f15\u7684\u6700\u5de6\u5339\u914d\u539f\u5219\uff1f<\/h2>\n\n\n\n<p>\u6307\u7684\u67e5\u8be2\u6761\u4ef6\u53ea\u6709\u5339\u914d<strong>\u8054\u5408\u7d22\u5f15<\/strong>\u4ece\u6700\u5de6\u8fb9\u5f00\u59cb\u7684\u5b50\u4e32\u5b57\u6bb5\u624d\u80fd\u4f7f\u7528\u5f53\u524d\u8054\u5408\u7d22\u5f15\u8fdb\u884c\u67e5\u8be2\u4f18\u5316\uff0c\u4e0d\u7136\u4f1a\u9020\u6210\u7d22\u5f15\u5931\u6548\u60c5\u51b5\u3002<\/p>\n\n\n\n<p>\u539f\u56e0\u662f\u8054\u5408\u7d22\u5f15\u7684\u7d22\u5f15\u7ed3\u6784\u5185\u7684\u9875\u548c\u8bb0\u5f55\u90fd\u662f\u57fa\u4e8e\u8054\u5408\u7d22\u5f15\u4e2d\u7684\u5b57\u6bb5\u8fdb\u884c\u987a\u5e8f\u6392\u5e8f\u7684\uff0c\u53ea\u6709\u5728\u6392\u5728\u524d\u9762\u7684\u7d22\u5f15\u5b57\u6bb5\u76f8\u7b49\u65f6\u624d\u4f1a\u6309\u540e\u9762\u7684\u5b57\u6bb5\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982name\u548cage\u7ec4\u6210\u4e86\u8054\u5408\u7d22\u5f15\uff0c\u53ea\u6709\u5728name\u503c\u76f8\u540c\u65f6\uff0c\u624d\u4f1a\u6309\u7167age\u5b57\u6bb5\u8fdb\u884c\u8bb0\u5f55\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\u4e0d\u662f\u6309\u6700\u5de6\u5339\u914d\u539f\u5219\u7684\u67e5\u8be2\u6761\u4ef6\u4e0d\u7b26\u5408\u7d22\u5f15\u6784\u5efa\u65f6\u9875\u548c\u8bb0\u5f55\u7684\u6392\u5e8f\u65b9\u5f0f\uff0c\u4f1a\u8ba9\u5f53\u524d\u7d22\u5f15\u5931\u6548\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u7684\u8986\u76d6\u7d22\u5f15\u662f\u4ec0\u4e48\uff1f<\/h2>\n\n\n\n<p>\u53ea\u9700\u8981\u7528\u5230\u7d22\u5f15\u800c\u4e0d\u9700\u8981\u56de\u8868\u7684\u67e5\u8be2\u65b9\u5f0f\u79f0\u4e3a\u8986\u76d6\u7d22\u5f15\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u5f53\u67e5\u8be2\u5217\u8868\u548c\u67e5\u8be2\u6761\u4ef6\u4e2d\u53ea\u6709\u7d22\u5f15\u5217\u65f6\uff0c\u6b64\u65f6\u7684\u67e5\u8be2\u79f0\u4e3a\u8986\u76d6\u7d22\u5f15\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662fMySQL\u7684\u7d22\u5f15\u4e0b\u63a8\uff1f<\/h2>\n\n\n\n<p>\u7d22\u5f15\u4e0b\u63a8\u662f\u4e00\u79cd\u6570\u636e\u5e93\u67e5\u8be2\u4f18\u5316\u6280\u672f\uff0c\u6307\u7684\u662f\u901a\u8fc7\u628a\u7d22\u5f15\u8fc7\u6ee4\u6761\u4ef6\u4e0b\u63a8\u5230\u5b58\u50a8\u5f15\u64ce\uff0c\u6765\u51cf\u5c11MySQL\u5b58\u50a8\u5f15\u64ce\u8bbf\u95ee\u57fa\u8868\u7684\u6b21\u6570\u548cMySQL\u670d\u52a1\u5c42\u8bbf\u95ee\u5b58\u50a8\u5f15\u64ce\u7684\u6b21\u6570\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u52a0\u5165\u73b0\u5728\u6709\u4e00\u5f20\u8868user\u6709id\uff0cname\uff0cage\u4e09\u4e2a\u5b57\u6bb5\uff0c\u6709\u4e00\u4e2a\u666e\u901a\u4e8c\u7ea7\u7d22\u5f15(name,age)\u3002\u73b0\u6709\u4e00\u6761\u67e5\u8be2\u8bed\u53e5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>select id, name, age, address from user where name like 'li%' and age = 18;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>id<\/td><td>name<\/td><td>age<\/td><td>address<\/td><\/tr><tr><td>1<\/td><td>lisan<\/td><td>15<\/td><td>**<\/td><\/tr><tr><td>2<\/td><td>lisi<\/td><td>16<\/td><td>**<\/td><\/tr><tr><td>3<\/td><td>liwu<\/td><td>18<\/td><td>**<\/td><\/tr><tr><td>4<\/td><td>zhangyi<\/td><td>18<\/td><td>**<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">user\u8868\u8bb0\u5f55<\/figcaption><\/figure>\n\n\n\n<p>\u5f53\u91c7\u7528\u7d22\u5f15\u4e0b\u63a8\u4f18\u5316\u65f6\uff0c\u6839\u636e\u6700\u5de6\u5339\u914d\u539f\u5219\uff0c\u4f1a\u5728\u4e8c\u7ea7\u7d22\u5f15\u4e2d\u5339\u914d\u5230\u4e09\u67611\u30012\u30013\u8fd93\u6761\u8bb0\u5f55\uff0c\u7136\u540e\u6839\u636e\u8fd9\u4e09\u6761\u8bb0\u5f55\u4e2d\u7684\u4e3b\u952eid\u8fdb\u884c3\u6b21\u56de\u8868\u67e5\u8be2\uff0c\u6700\u540e\u518d\u57fa\u4e8e\u56de\u8868\u5f97\u5230\u7684\u4e09\u6761\u8bb0\u5f55\u8fdb\u884cage=18\u7684\u6761\u4ef6\u8fc7\u6ee4\u3002<\/p>\n\n\n\n<p>\u5f53\u91c7\u7528\u7d22\u5f15\u4e0b\u63a8\u4f18\u5316\u65f6\uff0c\u6839\u636e\u6700\u5de6\u5339\u914d\u539f\u5219\uff0c\u4f9d\u7136\u4f1a\u67091\u30012\u30013\u8fd9\u4e09\u6761\u8bb0\u5f55\uff0c\u4f46\u662f\u8fd9\u662f\u4f1a\u5c06age=18\u6761\u4ef6\u8fc7\u6ee4\u63d0\u524d\u5230\u56de\u8868\u4e4b\u524d\uff0c\u8fd9\u6837\u5c31\u80fd\u8fc7\u6ee4\u540e\u5c31\u53ea\u5269\u4e00\u6761\u8bb0\u5f55\u4e86\uff0c\u7136\u540e\u6839\u636e\u8fd9\u4e00\u6761\u8bb0\u5f55\u8fdb\u884c\u56de\u8868\u64cd\u4f5c\u5e76\u8fd4\u56de\u6570\u636e\uff0c\u8fd9\u65f6\u56de\u8868\u6b21\u6570\u5c31\u4ece3\u6b21\u964d\u4f4e\u5230\u4e861\u6b21\uff0c\u964d\u4f4e\u4e86\u67e5\u8be2\u7684\u603b\u65f6\u95f4\uff0c\u63d0\u9ad8\u4e86\u67e5\u8be2\u6548\u7387\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u67e5\u8be2\u4f18\u5316\u5668\u662f\u5982\u4f55\u4f18\u5316\u67e5\u8be2\u7684\uff1f<\/h2>\n\n\n\n<p>\u67e5\u8be2\u4f18\u5316\u5668\u4e3b\u8981\u6709\u4e24\u79cd\u4f18\u5316\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u57fa\u4e8e\u6210\u672c\u7684\u4f18\u5316\u3002\n<ul class=\"wp-block-list\">\n<li>\u5355\u8868\u67e5\u8be2\u4f18\u5316\uff0c\u6709\u4e24\u79cd\u65b9\u5f0f\u8ba1\u7b97\u67e5\u8be2\u6210\u672c\u3002\n<ul class=\"wp-block-list\">\n<li>\u76f4\u63a5\u8ba1\u7b97\u6210\u672c\u3002\n<ul class=\"wp-block-list\">\n<li>\u6839\u636e\u6240\u6709\u641c\u7d22\u6761\u4ef6\uff0c\u627e\u51fa\u6240\u6709\u53ef\u80fd\u7684\u7d22\u5f15\u3002<\/li>\n\n\n\n<li>\u8ba1\u7b97\u5168\u8868\u626b\u63cf\u7684\u4ee3\u4ef7\u3002<\/li>\n\n\n\n<li>\u8ba1\u7b97\u4f7f\u7528\u4e0d\u540c\u7d22\u5f15\u6267\u884c\u67e5\u8be2\u7684\u4ee3\u4ef7\u3002<\/li>\n\n\n\n<li>\u5bf9\u6bd4\u5404\u79cd\u6267\u884c\u65b9\u6848\u7684\u4ee3\u4ef7\uff0c\u5e76\u627e\u51fa\u6210\u672c\u6700\u4f4e\u7684\u90a3\u4e00\u4e2a\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u57fa\u4e8e\u7d22\u5f15\u7edf\u8ba1\u6570\u636e\u7684\u6210\u672c\u8ba1\u7b97\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8fde\u63a5\u67e5\u8be2\u4f18\u5316\u3002\n<ul class=\"wp-block-list\">\n<li>\u6839\u636e\u4e0d\u540c\u8fde\u63a5\u65b9\u6848\u8ba1\u7b97\u67e5\u8be2\u6210\u672c\u6700\u4f4e\u7684\u90a3\u4e00\u4e2a\uff08\u8fde\u63a5\u67e5\u8be2\u603b\u6210\u672c = \u5355\u6b21\u8bbf\u95ee\u9a71\u52a8\u8868\u7684\u6210\u672c + \u9a71\u52a8\u8868\u6247\u51fa\u6570 x \u5355\u6b21\u8bbf\u95ee\u88ab\u9a71\u52a8\u8868\u7684\u6210\u672c\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u57fa\u4e8e\u89c4\u5219\u7684\u4f18\u5316\u3002\u4f1a\u5c06\u7cdf\u7cd5\u7684\u67e5\u8be2\u8bed\u53e5\u8f6c\u6362\u6210\u9ad8\u6548\u6267\u884c\u7684\u5f62\u5f0f\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a<strong>\u67e5\u8be2\u91cd\u5199<\/strong>\u3002\u67e5\u8be2\u91cd\u5199\u7684\u65b9\u5f0f\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\n<ul class=\"wp-block-list\">\n<li>\u6761\u4ef6\u5316\u7b80\u3002<\/li>\n\n\n\n<li>\u5916\u8fde\u63a5\u6d88\u9664\u3002<\/li>\n\n\n\n<li>\u5b50\u67e5\u8be2\u4f18\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u7684\u53ef\u91cd\u590d\u8bfb\u9694\u79bb\u7ea7\u522b\u89e3\u51b3\u4e86\u5e7b\u8bfb\u6ca1\u6709\uff1f\u5982\u4f55\u89e3\u51b3\u7684\uff1f<\/h2>\n\n\n\n<p>MVCC<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u662f\u5982\u4f55\u89e3\u51b3\u810f\u8bfb\u7684\uff1f<\/h2>\n\n\n\n<p>MVCC<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u662f\u5982\u4f55\u89e3\u51b3\u4e0d\u53ef\u91cd\u590d\u8bfb\u7684\uff1f<\/h2>\n\n\n\n<p>MVCC<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u662f\u5982\u4f55\u5b9e\u73b0\u4e8b\u52a1\u7684\uff1f<\/h2>\n\n\n\n<p>\u9488\u5bf9\u4e0d\u540c\u7684\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\uff0c\u5b9e\u73b0\u7684\u65b9\u5f0f\u4e0d\u540c\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u9694\u79bb\u7ea7\u522b<\/td><td>\u4e8b\u52a1\u5b9e\u73b0\u65b9\u5f0f<\/td><\/tr><tr><td>READ UNCOMMITTED<\/td><td>\u76f4\u63a5\u8bfb\u53d6\u8bb0\u5f55\u7684\u6700\u65b0\u7248\u672c<\/td><\/tr><tr><td>READ COMMITTED<\/td><td>MVCC+\u9501<\/td><\/tr><tr><td>REPEATABLE READ\uff08MySQL\u9ed8\u8ba4\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\uff09<\/td><td>MVCC+\u9501<\/td><\/tr><tr><td>SERIALIZABLE<\/td><td>MVCC+\u9501<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">MySQL\u4e8b\u52a1\u7684\u5b9e\u73b0\u65b9\u5f0f<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u7684MVCC\u662f\u4ec0\u4e48\uff1f<\/h2>\n\n\n\n<p>MVCC\u53c8\u79f0\u591a\u7248\u672c\u5e76\u53d1\u63a7\u5236\uff0c\u662f\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b\u7684\u65e0\u9501\u5b9e\u73b0\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p>\u5728\u4fee\u6539\u6570\u636e\u65f6\u7ef4\u62a4\u65e7\u6570\u636e\u3002\u4fee\u6539\u805a\u7c07\u7d22\u5f15\u6570\u636e\u65f6\u4f1a\u505a\u4e24\u4ef6\u4e8b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c06\u5f53\u524d\u4e8b\u52a1\u7684\u4e8b\u52a1ID\u8d4b\u503c\u7ed9trx_id\u9690\u85cf\u5217\u3002<\/li>\n\n\n\n<li>\u5c06\u65e7\u7248\u672c\u4fe1\u606f\u5199\u5165\u5230undo\u65e5\u5fd7\u4e2d\uff0c\u5e76\u8ba9\u6700\u65b0\u8bb0\u5f55\u7684\u9690\u85cf\u5217roll_pointer\u6307\u5411\u65e7\u7248\u672c\u4fe1\u606f\u3002\u8fd9\u6837\u6700\u65b0\u8bb0\u5f55\u548c\u5b83\u7684undo\u65e5\u5fd7\u5c31\u80fd\u5f62\u6210\u4e00\u4e2a\u7248\u672c\u94fe\uff1a<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"542\" src=\"http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-28-1024x542.png\" alt=\"\" class=\"wp-image-1406\" srcset=\"http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-28-1024x542.png 1024w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-28-300x159.png 300w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-28-768x406.png 768w, http:\/\/www.spiceandwolf.com.cn\/wp-content\/uploads\/2024\/08\/image-28.png 1144w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>ReadView\u3002ReadView\u89e3\u51b3\u7684\u6838\u5fc3\u95ee\u9898\u5c31\u662f\u80fd\u5224\u65ad\u7248\u672c\u94fe\u4e2d\u90a3\u4e2a\u7248\u672c\u662f\u5f53\u524d\u4e8b\u52a1\u53ef\u89c1\u7684\u3002<\/p>\n\n\n\n<p>ReadView\u7684\u6838\u5fc3\u5c5e\u6027\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>m_ids\u3002\u8868\u793a\u5728\u751f\u6210<code>ReadView<\/code>\u65f6\u5f53\u524d\u7cfb\u7edf\u4e2d\u6d3b\u8dc3\u7684\u8bfb\u5199\u4e8b\u52a1\u7684<code>\u4e8b\u52a1id<\/code>\u5217\u8868\u3002<\/li>\n\n\n\n<li>min_trx_id\u3002\u8868\u793a\u5728\u751f\u6210<code>ReadView<\/code>\u65f6\u5f53\u524d\u7cfb\u7edf\u4e2d\u6d3b\u8dc3\u7684\u8bfb\u5199\u4e8b\u52a1\u4e2d\u6700\u5c0f\u7684<code>\u4e8b\u52a1id<\/code>\uff0c\u4e5f\u5c31\u662f<code>m_ids<\/code>\u4e2d\u7684\u6700\u5c0f\u503c\u3002<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>max_trx_id\u3002\u8868\u793a\u751f\u6210<code>ReadView<\/code>\u65f6\u7cfb\u7edf\u4e2d\u5e94\u8be5\u5206\u914d\u7ed9\u4e0b\u4e00\u4e2a\u4e8b\u52a1\u7684<code>id<\/code>\u503c\u3002<\/li>\n\n\n\n<li>creator_trx_id\u3002\u8868\u793a\u751f\u6210\u8be5<code>ReadView<\/code>\u7684\u4e8b\u52a1\u7684<code>\u4e8b\u52a1id<\/code>\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6709\u4e86\u8fd9\u4e2a<code>ReadView<\/code>\uff0c\u8fd9\u6837\u5728\u8bbf\u95ee\u67d0\u6761\u8bb0\u5f55\u65f6\uff0c\u53ea\u9700\u8981\u6309\u7167\u4e0b\u9762\u7684\u6b65\u9aa4\u5224\u65ad\u8bb0\u5f55\u7684\u67d0\u4e2a\u7248\u672c\u662f\u5426\u53ef\u89c1\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u88ab\u8bbf\u95ee\u7248\u672c\u7684<code>trx_id<\/code>\u5c5e\u6027\u503c\u4e0e<code>ReadView<\/code>\u4e2d\u7684<code>creator_trx_id<\/code>\u503c\u76f8\u540c\uff0c\u610f\u5473\u7740\u5f53\u524d\u4e8b\u52a1\u5728\u8bbf\u95ee\u5b83\u81ea\u5df1\u4fee\u6539\u8fc7\u7684\u8bb0\u5f55\uff0c\u6240\u4ee5\u8be5\u7248\u672c\u53ef\u4ee5\u88ab\u5f53\u524d\u4e8b\u52a1\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u88ab\u8bbf\u95ee\u7248\u672c\u7684<code>trx_id<\/code>\u5c5e\u6027\u503c\u5c0f\u4e8e<code>ReadView<\/code>\u4e2d\u7684<code>min_trx_id<\/code>\u503c\uff0c\u8868\u660e\u751f\u6210\u8be5\u7248\u672c\u7684\u4e8b\u52a1\u5728\u5f53\u524d\u4e8b\u52a1\u751f\u6210<code>ReadView<\/code>\u524d\u5df2\u7ecf\u63d0\u4ea4\uff0c\u6240\u4ee5\u8be5\u7248\u672c\u53ef\u4ee5\u88ab\u5f53\u524d\u4e8b\u52a1\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u88ab\u8bbf\u95ee\u7248\u672c\u7684<code>trx_id<\/code>\u5c5e\u6027\u503c\u5927\u4e8e<code>ReadView<\/code>\u4e2d\u7684<code>max_trx_id<\/code>\u503c\uff0c\u8868\u660e\u751f\u6210\u8be5\u7248\u672c\u7684\u4e8b\u52a1\u5728\u5f53\u524d\u4e8b\u52a1\u751f\u6210<code>ReadView<\/code>\u540e\u624d\u5f00\u542f\uff0c\u6240\u4ee5\u8be5\u7248\u672c\u4e0d\u53ef\u4ee5\u88ab\u5f53\u524d\u4e8b\u52a1\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u88ab\u8bbf\u95ee\u7248\u672c\u7684<code>trx_id<\/code>\u5c5e\u6027\u503c\u5728<code>ReadView<\/code>\u7684<code>min_trx_id<\/code>\u548c<code>max_trx_id<\/code>\u4e4b\u95f4\uff0c\u90a3\u5c31\u9700\u8981\u5224\u65ad\u4e00\u4e0b<code>trx_id<\/code>\u5c5e\u6027\u503c\u662f\u4e0d\u662f\u5728<code>m_ids<\/code>\u5217\u8868\u4e2d\uff0c\u5982\u679c\u5728\uff0c\u8bf4\u660e\u521b\u5efa<code>ReadView<\/code>\u65f6\u751f\u6210\u8be5\u7248\u672c\u7684\u4e8b\u52a1\u8fd8\u662f\u6d3b\u8dc3\u7684\uff0c\u8be5\u7248\u672c\u4e0d\u53ef\u4ee5\u88ab\u8bbf\u95ee\uff1b\u5982\u679c\u4e0d\u5728\uff0c\u8bf4\u660e\u521b\u5efa<code>ReadView<\/code>\u65f6\u751f\u6210\u8be5\u7248\u672c\u7684\u4e8b\u52a1\u5df2\u7ecf\u88ab\u63d0\u4ea4\uff0c\u8be5\u7248\u672c\u53ef\u4ee5\u88ab\u8bbf\u95ee\u3002\uff08\u89e3\u51b3\u4e86\u810f\u8bfb\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u67d0\u4e2a\u7248\u672c\u7684\u6570\u636e\u5bf9\u5f53\u524d\u4e8b\u52a1\u4e0d\u53ef\u89c1\u7684\u8bdd\uff0c\u90a3\u5c31\u987a\u7740\u7248\u672c\u94fe\u627e\u5230\u4e0b\u4e00\u4e2a\u7248\u672c\u7684\u6570\u636e\uff0c\u7ee7\u7eed\u6309\u7167\u4e0a\u9762\u7684\u6b65\u9aa4\u5224\u65ad\u53ef\u89c1\u6027\uff0c\u4f9d\u6b64\u7c7b\u63a8\uff0c\u76f4\u5230\u7248\u672c\u94fe\u4e2d\u7684\u6700\u540e\u4e00\u4e2a\u7248\u672c\u3002\u5982\u679c\u6700\u540e\u4e00\u4e2a\u7248\u672c\u4e5f\u4e0d\u53ef\u89c1\u7684\u8bdd\uff0c\u90a3\u4e48\u5c31\u610f\u5473\u7740\u8be5\u6761\u8bb0\u5f55\u5bf9\u8be5\u4e8b\u52a1\u5b8c\u5168\u4e0d\u53ef\u89c1\uff0c\u67e5\u8be2\u7ed3\u679c\u5c31\u4e0d\u5305\u542b\u8be5\u8bb0\u5f55\u3002\uff08\u89e3\u51b3\u4e86\u5e7b\u8bfb\uff09<\/p>\n\n\n\n<p>UNREPEATABLE READ\u548cREPEATABLE READ\u751f\u6210ReadView\u7684\u65f6\u673a\u4e0d\u540c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UNREPEATABLE READ\u4f1a\u5728\u6bcf\u6b21\u8bfb\u53d6\u6570\u636e\u524d\u751f\u6210\u4e00\u4e2aReadView\uff08\u9020\u6210\u4e0d\u53ef\u91cd\u590d\u8bfb\uff09\u3002<\/li>\n\n\n\n<li>REPEATABLE READ\u4ec5\u5728\u7b2c\u4e00\u6b21\u8bfb\u53d6\u6570\u636e\u65f6\u751f\u6210\u4e00\u4e2aReadView\uff08\u89e3\u51b3\u4e0d\u53ef\u91cd\u590d\u8bfb\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u6709\u54ea\u4e9b\u9501\u7c7b\u578b\uff1f<\/h2>\n\n\n\n<p>MySQL\u4e2d\u7684\u9501\u53ef\u4ee5\u4ece\u8fd9\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u5212\u5206\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6309\u529f\u80fd\u5212\u5206\n<ul class=\"wp-block-list\">\n<li>\u8bfb\u9501<\/li>\n\n\n\n<li>\u5199\u9501<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6309\u7c92\u5ea6\u5212\u5206\n<ul class=\"wp-block-list\">\n<li>\u8868\u9501<\/li>\n\n\n\n<li>\u884c\u9501\n<ul class=\"wp-block-list\">\n<li>\u8bb0\u5f55\u9501\uff08Record Locks\uff09<\/li>\n\n\n\n<li>\u95f4\u9699\u9501\uff08Gap Locks\uff09<\/li>\n\n\n\n<li>\u4e34\u952e\u9501\uff08Next-key Locks\uff09<\/li>\n\n\n\n<li>\u63d2\u5165\u610f\u5411\u9501\uff08Insert Intention Locks\uff09<\/li>\n\n\n\n<li>\u9690\u5f0f\u9501<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6309\u6392\u4ed6\u6027\n<ul class=\"wp-block-list\">\n<li>\u5171\u4eab\u9501<\/li>\n\n\n\n<li>\u72ec\u5360\u9501<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u4e50\u89c2\u9501\u548c\u60b2\u89c2\u9501\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/h2>\n\n\n\n<p>\u60b2\u89c2\u9501\u903b\u8f91\u60b2\u89c2\uff0c\u9ed8\u8ba4\u6570\u636e\u4f1a\u88ab\u5176\u4ed6\u7ebf\u7a0b\u4fee\u6539\uff0c\u6240\u4ee5\u5728\u505a\u6570\u636e\u64cd\u4f5c\u65f6\u4f1a\u5148\u5c1d\u8bd5\u83b7\u53d6\u9501\u3002MySQL\u7684\u5927\u90e8\u5206\u9501\u673a\u5236\u90fd\u662f\u5c5e\u4e8e\u60b2\u89c2\u9501\u7684\u8303\u7574\uff0c\u4f8b\u5982\u8868\u9501\u3001\u884c\u9501\u3001\u8bfb\u9501\u3001\u5199\u9501\u7b49\u3002<\/p>\n\n\n\n<p>\u4e50\u89c2\u9501\u903b\u8f91\u4e50\u89c2\uff0c\u9ed8\u8ba4\u6570\u636e\u4e0d\u4f1a\u88ab\u5176\u4ed6\u7ebf\u7a0b\u4fee\u6539\uff0c\u6240\u4ee5\u5728\u505a\u6570\u636e\u64cd\u4f5c\u540e\u624d\u4f1a\u53bb\u5224\u65ad\u662f\u5426\u6709\u4eba\u5bf9\u6570\u636e\u8fdb\u884c\u4e86\u4fee\u6539\uff0c\u53ef\u4ee5\u6839\u636e\u7248\u672c\u53f7\u7b49\u65b9\u5f0f\u8fdb\u884c\u5b9e\u73b0\u3002\u4f8b\u5982\u5728\u5217\u4e2d\u52a0\u5165\u7248\u672c\u53f7\u5b57\u6bb5\uff0c\u6ca1\u4fee\u6539\u4e00\u6b21\u6570\u636e\u5c31\u8ba9\u7248\u672c\u53f7\u9012\u589e\uff0c\u8fd9\u6837\u53ef\u4ee5\u5c06\u6570\u636e\u4fee\u6539\u5b8c\u540e\u7684\u7248\u672c\u53f7\u548c\u4fee\u6539\u524d\u7684\u7248\u672c\u53f7\u8fdb\u884c\u6bd4\u5bf9\uff0c\u5982\u679c\u76f8\u540c\u5219\u8868\u793a\u6ca1\u6709\u5176\u4ed6\u7ebf\u7a0b\u4fee\u6539\u6570\u636e\uff0c\u53ef\u4ee5\u8fdb\u884c\u6570\u636e\u66f4\u65b0\uff0c\u5982\u679c\u4e0d\u540c\u5219\u8868\u793a\u5176\u4ed6\u7ebf\u7a0b\u66f4\u65b0\u4e86\u5f53\u524d\u8bb0\u5f55\uff0c\u9700\u8981\u91cd\u65b0\u5904\u7406\u6570\u636e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u5982\u4f55\u8fdb\u884c\u6027\u80fd\u8c03\u4f18\uff1f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8868\u7ed3\u6784\u548c\u7d22\u5f15\u3002\n<ul class=\"wp-block-list\">\n<li>\u5206\u5e93\u5206\u8868\u3002<\/li>\n\n\n\n<li>\u4e3a\u5b57\u6bb5\u9009\u62e9\u9002\u5408\u7684\u6570\u636e\u7c7b\u578b\u3002<\/li>\n\n\n\n<li>\u4e3a\u67e5\u8be2\u64cd\u4f5c\u521b\u5efa\u9002\u5f53\u7684\u7d22\u5f15\u3002<\/li>\n\n\n\n<li>\u9002\u5f53\u7684\u53cd\u8303\u5f0f\u8bbe\u8ba1\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>SQL\u8bed\u53e5\u4f18\u5316\u3002\n<ul class=\"wp-block-list\">\n<li>\u907f\u514d\u4f7f\u7528Select *\u67e5\u8be2\u3002<\/li>\n\n\n\n<li>\u5c3d\u91cf\u57fa\u4e8e\u7d22\u5f15\u626b\u63cf\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u53c2\u6570\u8c03\u4f18\u3002<\/li>\n\n\n\n<li>\u786c\u4ef6\u8c03\u6574\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u7d22\u5f15\u4f18\u5316<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ea\u4e3a\u7528\u4e8e\u641c\u7d22\u3001\u6392\u5e8f\u6216\u5206\u7ec4\u7684\u5217\u521b\u5efa\u7d22\u5f15\u3002<\/li>\n\n\n\n<li>\u8003\u8651\u5217\u7684\u57fa\u6570\u3002\u6700\u597d\u53ea\u4e3a\u90a3\u4e9b\u57fa\u6570\u5927\u7684\u5217\u521b\u5efa\u7d22\u5f15\uff0c\u57fa\u6570\u5c0f\u7684\u5217\u521b\u5efa\u7d22\u5f15\u7684\u6548\u679c\u5e76\u4e0d\u597d\u3002<\/li>\n\n\n\n<li>\u7d22\u5f15\u5217\u7684\u7c7b\u578b\u5c3d\u53ef\u80fd\u5c0f\u3002\u539f\u56e0\uff1a\n<ul class=\"wp-block-list\">\n<li>\u6570\u636e\u7c7b\u578b\u8d8a\u5c0f\uff0c\u5728\u67e5\u8be2\u65f6\u8fdb\u884c\u7684\u6bd4\u8f83\u64cd\u4f5c\u8d8a\u5feb\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u7c7b\u578b\u8d8a\u5c0f\uff0c\u7d22\u5f15\u5360\u7528\u7684\u5b58\u50a8\u7a7a\u95f4\u5c31\u8d8a\u5c11\uff0c\u5728\u4e00\u4e2a\u6570\u636e\u9875\u5185\u5c31\u53ef\u4ee5\u653e\u4e0b\u66f4\u591a\u7684\u8bb0\u5f55\uff0c\u4ece\u800c\u51cf\u5c11\u78c1\u76d8<code>I\/O<\/code>\u5e26\u6765\u7684\u6027\u80fd\u635f\u8017\uff0c\u4e5f\u5c31\u610f\u5473\u7740\u53ef\u4ee5\u628a\u66f4\u591a\u7684\u6570\u636e\u9875\u7f13\u5b58\u5728\u5185\u5b58\u4e2d\uff0c\u4ece\u800c\u52a0\u5feb\u8bfb\u5199\u6548\u7387\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\uff08\u5efa\u7acb\u7d22\u5f15\u65f6\uff09\u7d22\u5f15\u5b57\u7b26\u4e32\u503c\u7684\u524d\u7f00\u3002<\/li>\n\n\n\n<li>\u8ba9\u7d22\u5f15\u5217\u5728\u6bd4\u8f83\u8868\u8fbe\u5f0f\u4e2d\u5355\u72ec\u51fa\u73b0\u3002\u4e0d\u7136\u4f1a\u8ba9\u7d22\u5f15\u5931\u6548\u3002<\/li>\n\n\n\n<li>\u4e3b\u952e\u63d2\u5165\u987a\u5e8f\u3002<\/li>\n\n\n\n<li>\u5197\u4f59\u548c\u91cd\u590d\u7d22\u5f15\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u5982\u4f55\u5b9e\u73b0\u8bfb\u5199\u5206\u79bb\u7684\uff1f<\/h2>\n\n\n\n<p>MySQL\u8bfb\u5199\u5206\u79bb\u673a\u5236\u4f9d\u8d56\u4e8ebinlog\u6587\u4ef6\uff0c\u4efb\u4f55\u6570\u636e\u4fee\u6539\u64cd\u4f5c\u90fd\u4f1a\u4fdd\u5b58\u5230binglog\u4e2d\u3002<\/p>\n\n\n\n<p>\u5728\u8bfb\u5199\u5206\u79bb\u7684\u670d\u52a1\u5668\u96c6\u7fa4\u4e2d\uff0c\u4e3b\u5e93\u4f1a\u542f\u52a8\u4e00\u4e2a\u5f02\u6b65\u7ebf\u7a0b\uff0c\u4f1a\u5c06binlog\u6587\u4ef6\u590d\u5236\u5230\u4ece\u5e93\uff0c\u4ece\u5e93\u4f1a\u6839\u636ebinlog\u521b\u5efarelaylog\uff0c\u5e76\u542f\u52a8\u4e00\u4e2aSQL\u7ebf\u7a0b\u6267\u884crelaylog\u4e2d\u7684\u6570\u636e\u4fee\u6539\u64cd\u4f5c\u3002\u8fd9\u6837\u5c31\u5c06\u4e3b\u5e93\u7684\u6570\u636e\u540c\u6b65\u5230\u4e86\u4ece\u5e93\u4e2d\uff0c\u5b9e\u73b0\u4e86MySQL\u7684\u8bfb\u5199\u5206\u79bb\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f18\u70b9\u3002\n<ul class=\"wp-block-list\">\n<li>\u63d0\u9ad8\u8bfb\u5199\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u63d0\u9ad8\u4e86\u53ef\u7528\u6027\u3002\u5f53\u4e3b\u5e93\u5b95\u673a\u540e\uff0c\u4ece\u5e93\u53ef\u4ee5\u5347\u7ea7\u4e3a\u4e3b\u5e93\u4ee3\u66ff\u4e3b\u5e93\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7f3a\u70b9\u3002\u5f53\u4e3b\u5e93\u5b95\u673a\u65f6binlog\u6765\u4e0d\u53ca\u590d\u5236\u5230\u4ece\u8282\u70b9\u65f6\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u6570\u636e\u4e22\u5931\uff0c\u5bfc\u81f4\u4e3b\u4ece\u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/li>\n\n\n\n<li><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MySQL\u7684\u5206\u5e93\u5206\u8868\u7b56\u7565\u6709\u54ea\u4e9b\uff1f<\/h2>\n\n\n\n<p>MySQL\u5206\u5e93\u5206\u8868\u76ee\u7684\u6709\u4e24\u4e2a\uff0c\u4e00\u4e2a\u662f\u4e3a\u4e86\u6ee1\u8db3\u65e5\u76ca\u6269\u5f20\u7684\u4e1a\u52a1\u590d\u6742\u5ea6\u9700\u6c42\uff0c\u53e6\u4e00\u4e2a\u662f\u4e3a\u4e86\u5b9e\u73b0\u6027\u80fd\u63d0\u5347\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u5782\u76f4\u65b9\u5411<\/h4>\n\n\n\n<p>\u5782\u76f4\u65b9\u5411\u7684\u5206\u5e93\u5206\u8868\u64cd\u4f5c\u662f\u4e3a\u4e86\u5c06\u5404\u4e1a\u52a1\u6a21\u5757\u6570\u636e\u8fdb\u884c\u89e3\u8026\uff0c\u8ba9\u6570\u636e\u7cfb\u7edf\u66f4\u52a0\u6e05\u6670\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5355\u5e93\u3002\u5f53\u4e1a\u52a1\u6846\u67b6\u5904\u4e8e\u521d\u671f\u9636\u6bb5\uff0c\u5e76\u6ca1\u6709\u90a3\u4e48\u591a\u590d\u6742\u573a\u666f\u65f6\uff0c\u8868\u7684\u6570\u91cf\u548c\u8868\u4e2d\u5b57\u6bb5\u90fd\u4e0d\u662f\u5f88\u591a\uff0c\u653e\u5728\u4e00\u4e2a\u5e93\u4e2d\u4e5f\u80fd\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\u3002<\/li>\n\n\n\n<li>\u5206\u8868\u3002\u968f\u7740\u4e1a\u52a1\u6269\u5c55\uff0c\u5b57\u6bb5\u4e0d\u65ad\u589e\u52a0\uff0c\u5355\u8868\u4e2d\u7684\u5b57\u6bb5\u7ed3\u6784\u8d8a\u6765\u8d8a\u590d\u6742\u65f6\uff0c\u5c31\u53ef\u4ee5\u8fdb\u884c\u5206\u8868\uff0c\u6709\u51e0\u79cd\u5206\u8868\u7b56\u7565\u3002\n<ul class=\"wp-block-list\">\n<li>\u6309\u4e1a\u52a1\u573a\u666f\u8fdb\u884c\u5212\u5206\u3002\u4f8b\u5982\u8ba2\u5355\u8868\u53ef\u4ee5\u6309\u8ba2\u5355\u7c7b\u578b\u5206\u4e3a\u7814\u53d1\u8ba2\u5355\u8868\u548c\u5ba2\u6237\u8ba2\u5355\u8868\uff0c\u4e24\u8005\u9488\u5bf9\u4e0d\u540c\u7684\u4e1a\u52a1\u573a\u666f\u3002\u7814\u53d1\u8ba2\u5355\u8868\u793a\u4ee5\u6d4b\u8bd5\u4e3a\u76ee\u7684\u7684\u6d4b\u8bd5\u5355\uff0c\u53ef\u80fd\u6709\u4e0d\u9700\u8981\u8d70\u5b8c\u5b8c\u6574\u5de5\u5e8f\u6d41\u7a0b\u3001\u53ef\u4ee5\u4e0d\u8ba1\u5165\u62a5\u8868\u7edf\u8ba1\u6570\u636e\u7b49\u7279\u6027\uff1b\u800c\u5ba2\u6237\u8ba2\u5355\u5219\u5fc5\u987b\u8bb0\u5f55\u6bcf\u4e00\u9053\u5de5\u5e8f\u65e5\u5fd7\u5e76\u8fdb\u5165\u7edf\u8ba1\u6570\u636e\uff0c\u4e00\u5b9a\u65f6\u95f4\u5185\u9a8c\u8bc1\u662f\u5426\u4ee5\u5b8c\u6210\u6216\u5173\u95ed\u3002<\/li>\n\n\n\n<li>\u6309\u5b57\u6bb5\u7684\u4e3b\u6b21\u5173\u7cfb\u5206\u8868\u3002\u4f8b\u5982\u8ba2\u5355\u8868\u4e2d\u53ef\u80fd\u6709\u8ba2\u5355\u7f16\u53f7\u3001\u8ba1\u5212\u6570\u91cf\u3001\u5b9e\u9645\u6570\u91cf\u3001\u62a5\u5e9f\u6570\u91cf\u3001\u4e0d\u826f\u6570\u91cf\u3001\u72b6\u6001\u3001\u8ba2\u5355\u5408\u540c\u4fe1\u606f\u3001\u8ba2\u5355\u6587\u4ef6\u3001\u8ba2\u5355\u8d1f\u8d23\u4eba\u7b49\u5b57\u6bb5\uff0c\u53ef\u4ee5\u5c06\u8ba2\u5355\u57fa\u7840\u4fe1\u606f\u62c6\u6210\u4e00\u4e2a\u8868\uff0c\u8ba2\u5355\u8be6\u60c5\u62c6\u6210\u53e6\u4e00\u4e2a\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5206\u5e93\u3002\u4e1a\u52a1\u590d\u6742\u5230\u4e00\u5b9a\u7a0b\u5ea6\u540e\uff0c\u6bcf\u4e00\u4e2a\u4e1a\u52a1\u6a21\u5757\u90fd\u80fd\u5355\u72ec\u4f5c\u4e3a\u4e00\u4e2a\u9886\u57df\u5b58\u5728\uff0c\u5982\u4ed3\u50a8\u7ba1\u7406\u3001\u751f\u4ea7\u7ba1\u7406\u3001\u8d28\u68c0\u7ba1\u7406\u3001\u62a5\u8868\u7ba1\u7406\u3001\u5165\u5e93\u7ba1\u7406\u7b49\uff0c\u590d\u6742\u573a\u666f\u4e0b\u6bcf\u4e00\u4e2a\u7ba1\u7406\u6a21\u5757\u90fd\u80fd\u521b\u5efa\u4e00\u4e2a\u5e93\uff0c\u8fd9\u6837\u7684\u597d\u5904\u662f\u4f7f\u7cfb\u7edf\u6846\u67b6\u66f4\u52a0\u6e05\u6670\uff0c\u66f4\u65b9\u4fbf\u5b9a\u4f4d\u95ee\u9898\uff0c\u90e8\u5206\u670d\u52a1\u51fa\u9519\u5e76\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u6a21\u5757\u7684\u8fd0\u884c\u3002<\/li>\n\n\n\n<li>\u5206\u5e93\u5206\u8868\u3002\u6709\u7684\u4e1a\u52a1\u573a\u666f\u9700\u8981\u65e2\u5206\u5e93\u53c8\u5206\u8868\uff0c\u4f8b\u5982\u8d22\u52a1\u7cfb\u7edf\u53ef\u4ee5\u6309\u5e74\u4efd\u8fdb\u884c\u5206\u5e93\uff0c\u518d\u5728\u5e93\u4e2d\u6309\u6708\u4efd\u8fdb\u884c\u5206\u8868\uff0c\u8fd9\u6837\u80fd\u4fdd\u8bc1\u6bcf\u4e2a\u5e93\u6bcf\u4e2a\u8868\u7684\u6570\u636e\u91cf\u4e0d\u81f3\u4e8e\u592a\u5927\uff0c\u8fd8\u80fd\u63d0\u9ad8\u6570\u636e\u7684\u67e5\u8be2\u6548\u7387\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u6c34\u5e73\u65b9\u5411<\/h4>\n\n\n\n<p>\u6c34\u5e73\u65b9\u5411\u7684\u5206\u5e93\u5206\u8868\u4e3b\u8981\u662f\u4e3a\u4e86\u63d0\u5347\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5355\u5e93\u3002\u6b64\u65f6\u662f\u9879\u76ee\u521d\u671f\uff0c\u7cfb\u7edf\u5e76\u53d1\u91cf\u4f4e\uff0c\u9488\u5bf9\u5355\u5e93\u7684\u8bf7\u6c42\u5e76\u4e0d\u4f1a\u6709\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u5206\u5e93\u3002\u4e0d\u540c\u7684\u5206\u5e93\u65b9\u6848\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u666f\u3002\n<ul 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