{"id":27449,"date":"2024-11-24T12:38:06","date_gmt":"2024-11-24T04:38:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/27449\/"},"modified":"2024-11-24T12:38:06","modified_gmt":"2024-11-24T04:38:06","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-mysql-5-7-%e4%b8%ad%e7%bb%9f%e8%ae%a1-json-%e6%95%b0%e7%bb%84%e4%b8%ad%e7%89%b9%e5%ae%9a%e5%80%bc%e7%9a%84%e8%ae%a1%e6%95%b0%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/27449\/","title":{"rendered":"\u5982\u4f55\u5728 MySQL 5.7 \u4e2d\u7edf\u8ba1 JSON \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173124594480857.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u5728 MySQL 5.7 \u4e2d\u7edf\u8ba1 JSON \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u5728 MySQL 5.7 \u4e2d\u7edf\u8ba1 JSON \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728  5.7 \u4e2d\u7edf\u8ba1 json \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570<\/strong><\/p>\n<p>\u5728 mysql 5.7 \u4e2d\u65e0\u6cd5\u4f7f\u7528 json_table \u51fd\u6570\u7edf\u8ba1 json \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570\u3002\u4e00\u79cd\u66ff\u4ee3\u65b9\u6cd5\u662f\u4f7f\u7528 json_search \u51fd\u6570\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>SELECT\n    count( JSON_SEARCH( tags, 'one', \"3467562849402896\" ) ),\n    count( JSON_SEARCH( tags, 'one', \"3467562861985809\" ) ),\n    count( JSON_SEARCH( tags, 'one', \"3465044211793921\" ) )\nFROM\n    XXXXXXXXXX<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u8fd9\u4e2a\u67e5\u8be2\u4e2d\uff1a<\/p>\n<ul>\n<li>xxxxxxxxxx \u662f\u5305\u542b json \u5217 tags \u7684\u8868\u540d\u3002<\/li>\n<li>json_search \u51fd\u6570\u7528\u4e8e\u5728 tags \u6570\u7ec4\u4e2d\u67e5\u627e\u7279\u5b9a\u503c\uff08\u5728\u672c\u4f8b\u4e2d\u4e3a &#8220;3467562849402896&#8221;\u3001&#8221;3467562861985809&#8243; \u548c &#8220;3465044211793921&#8221;\uff09\u3002<\/li>\n<li>count \u51fd\u6570\u8ba1\u7b97\u6bcf\u4e2a\u503c\u7684\u51fa\u73b0\u6b21\u6570\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5728 MySQL 5.7 \u4e2d\u7edf\u8ba1 JSON \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728 5.7 \u4e2d\u7edf\u8ba1 json \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570 \u5728 mysql 5.7 \u4e2d\u65e0\u6cd5\u4f7f\u7528 json_table \u51fd\u6570\u7edf\u8ba1 json \u6570\u7ec4\u4e2d\u7279\u5b9a\u503c\u7684\u8ba1\u6570\u3002\u4e00\u79cd\u66ff\u4ee3\u65b9\u6cd5\u662f\u4f7f\u7528 json_search \u51fd\u6570\uff0c\u5982\u4e0b\u6240\u793a\uff1a SELECT count( JSON_SEARCH( tags, &#8216;one&#8217;, &#8220;3467562849402896&#8221; ) ), count( JSON_SEARCH( tags, &#8216;one&#8217;, &#8220;3467562861985809&#8221; ) ), count( JSON_SEARCH( tags, &#8216;one&#8217;, &#8220;3465044211793921&#8221; ) ) FROM XXXXXXXXXX \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u67e5\u8be2\u4e2d\uff1a xxxxxxxxxx \u662f\u5305\u542b json \u5217 tags \u7684\u8868\u540d\u3002 json_search \u51fd\u6570\u7528\u4e8e\u5728 tags \u6570\u7ec4\u4e2d\u67e5\u627e\u7279\u5b9a\u503c\uff08\u5728\u672c\u4f8b\u4e2d\u4e3a &#8220;3467562849402896&#8221;\u3001&#8221;3467562861985809&#8243; \u548c &#8220;3465044211793921&#8221;\uff09\u3002 count [&hellip;]<\/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-27449","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/27449","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=27449"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/27449\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=27449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=27449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=27449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}