{"id":201079,"date":"2025-05-06T15:05:56","date_gmt":"2025-05-06T07:05:56","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201079\/"},"modified":"2025-05-06T15:05:56","modified_gmt":"2025-05-06T07:05:56","slug":"sql-%e4%b8%ad-like-%e6%9f%a5%e8%af%a2%e5%a6%82%e4%bd%95%e5%a4%84%e7%90%86%e7%89%b9%e6%ae%8a%e5%ad%97%e7%ac%a6%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201079\/","title":{"rendered":"SQL \u4e2d LIKE \u67e5\u8be2\u5982\u4f55\u5904\u7406\u7279\u6b8a\u5b57\u7b26\u201c\\&#8221;\u201d\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>SQL \u4e2d LIKE \u67e5\u8be2\u5982\u4f55\u5904\u7406\u7279\u6b8a\u5b57\u7b26\u201c\\&#8221;\u201d\uff1f<\/h1>\n<p>\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b\u7b49\u7b49\u77e5\u8bc6\u70b9&#8230;\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241130\/1732937070674a856e5db51.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>sql \u4e2d like \u67e5\u8be2\u7279\u6b8a\u5b57\u7b26 &#8220;&#8221; \u95ee\u9898\u63a2\u7a76<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong><\/p>\n<p>\u5728 sql \u4e2d\u4f7f\u7528 like \u8bed\u53e5\u67e5\u8be2\u6570\u636e\u65f6\uff0c\u5982\u679c\u5b57\u6bb5\u503c\u4e2d\u5305\u542b\u7279\u6b8a\u5b57\u7b26 &#8220;&#8221;\uff0c\u5219\u67e5\u8be2\u4e0d\u5230\u6b63\u786e\u7ed3\u679c\u3002\u4f8b\u5982\uff0c\u5f53\u8981\u67e5\u8be2\u4e00\u4e2a\u5b57\u6bb5\u4e2d &#8220;totalcount&#8221; \u4e3a true \u7684\u6570\u636e\u65f6\uff0c\u4f7f\u7528\u4ee5\u4e0b\u8bed\u53e5\uff1a<\/p>\n<pre>select * from task where column_a like '%\\\"totalcount%'<\/pre>\n<p>\u53ef\u4ee5\u67e5\u8be2\u5230\u7b26\u5408\u6761\u4ef6\u7684\u6570\u636e\uff0c\u4f46\u5982\u679c\u8bed\u53e5\u4e2d\u5305\u542b\u53cc\u5f15\u53f7 (&#8220;) \u548c\u53cd\u659c\u6760 ()\uff0c\u5219\u67e5\u8be2\u4e0d\u51fa\u4efb\u4f55\u7ed3\u679c\uff1a<\/p>\n<pre>select * from task where column_a like '%\\\"totalcount\\\"%'<\/pre>\n<p><strong>\u89e3\u7b54\uff1a<\/strong><\/p>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5bf9 like \u8bed\u53e5\u8fdb\u884c\u8f6c\u4e49\u5904\u7406\u3002\u5728 sql \u4e2d\uff0c\u53cd\u659c\u6760 () \u7528\u4f5c\u8f6c\u4e49\u5b57\u7b26\uff0c\u5b83\u8868\u793a\u4e0b\u4e00\u4e2a\u5b57\u7b26\u4e0d\u5177\u6709\u7279\u6b8a\u542b\u4e49\uff0c\u5e94\u6309\u5b57\u9762\u503c\u89e3\u91ca\u3002\u56e0\u6b64\uff0c\u4e3a\u4e86\u5728 like \u8bed\u53e5\u4e2d\u5305\u542b\u53cd\u659c\u6760\uff0c\u9700\u8981\u8f6c\u4e49\u5b83\u3002<\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u8f6c\u4e49\u53cd\u659c\u6760\u7684\u6b63\u786e\u5199\u6cd5\uff1a<\/p>\n<pre>SELECT * FROM task WHERE column_a LIKE '%\\\\\\\\\\\"totalCount\\\\\\\\\\\"%'<\/pre>\n<p>\u5728\u8fd9\u4e2a\u8bed\u53e5\u4e2d\uff0c\u53cd\u659c\u6760\u524d\u9762\u6dfb\u52a0\u4e86\u53e6\u4e00\u4e2a\u53cd\u659c\u6760\u6765\u8f6c\u4e49\u5b83\u3002 \u0442\u0430\u043a\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c, like \u8bed\u53e5\u53ef\u4ee5\u6b63\u786e\u8bc6\u522b\u53cd\u659c\u6760\u548c\u53cc\u5f15\u53f7\uff0c\u5e76\u8fd4\u56de\u7b26\u5408\u6761\u4ef6\u7684\u6570\u636e\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8f6c\u4e49\u5b57\u7b26\u524d\u9762\u7684\u53cd\u659c\u6760\u6570\u91cf\u4e0d\u5fc5\u4e25\u683c\u4e3a 4 \u4e2a\u3002\u53ef\u4ee5\u662f 0 \u5230 7 \u4e2a\u53cd\u659c\u6760\uff0c\u67e5\u8be2\u7ed3\u679c\u90fd\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/p>\n<p>\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aSQL \u4e2d LIKE \u67e5\u8be2\u5982\u4f55\u5904\u7406\u7279\u6b8a\u5b57\u7b26\u201c\\&#8221;\u201d\uff1f\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u5427\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>SQL \u4e2d LIKE \u67e5\u8be2\u5982\u4f55\u5904&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201079","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201079"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201079\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}