{"id":7888,"date":"2024-11-14T17:06:07","date_gmt":"2024-11-14T09:06:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/7888\/"},"modified":"2024-11-14T17:06:07","modified_gmt":"2024-11-14T09:06:07","slug":"%e5%a6%82%e4%bd%95%e8%ae%be%e8%ae%a1%e9%ab%98%e6%95%88%e7%9a%84%e8%81%8a%e5%a4%a9%e8%a1%a8%e7%bb%93%e6%9e%84%ef%bc%8c%e6%89%8d%e8%83%bd%e8%bd%bb%e6%9d%be%e8%8e%b7%e5%8f%96%e7%94%a8%e6%88%b7%e6%89%80","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/7888\/","title":{"rendered":"\u5982\u4f55\u8bbe\u8ba1\u9ad8\u6548\u7684\u804a\u5929\u8868\u7ed3\u6784\uff0c\u624d\u80fd\u8f7b\u677e\u83b7\u53d6\u7528\u6237\u6240\u6709\u53d1\u9001\u548c\u63a5\u6536\u7684\u4f1a\u8bdd\u4fe1\u606f\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173131614438017.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u8bbe\u8ba1\u9ad8\u6548\u7684\u804a\u5929\u8868\u7ed3\u6784\uff0c\u624d\u80fd\u8f7b\u677e\u83b7\u53d6\u7528\u6237\u6240\u6709\u53d1\u9001\u548c\u63a5\u6536\u7684\u4f1a\u8bdd\u4fe1\u606f\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u8bbe\u8ba1\u9ad8\u6548\u7684\u804a\u5929\u8868\u7ed3\u6784\uff0c\u624d\u80fd\u8f7b\u677e\u83b7\u53d6\u7528\u6237\u6240\u6709\u53d1\u9001\u548c\u63a5\u6536\u7684\u4f1a\u8bdd\u4fe1\u606f\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u804a\u5929\u8868\u8bbe\u8ba1<\/strong><\/p>\n<p>\u5728\u8bbe\u8ba1\u7c7b\u4f3c csdn \u79c1\u4fe1\u7cfb\u7edf\u7684\u804a\u5929\u8868\u65f6\uff0c\u9700\u8981\u89e3\u51b3\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n<ul>\n<li><strong>\u5982\u4f55\u83b7\u53d6\u63a5\u6536\u79c1\u4fe1\u65b9\u7684\u4f1a\u8bdd\u5217\u8868\uff1f<\/strong><\/li>\n<li><strong>\u5982\u4f55\u8ba9\u63a5\u6536\u65b9\u83b7\u53d6\u8be5\u7528\u6237\u6240\u6709\u53d1\u9001\u4eba\u548c\u53d1\u9001\u7684\u4f1a\u8bdd\u4fe1\u606f\uff1f<\/strong><\/li>\n<\/ul>\n<p>\u9488\u5bf9\u8fd9\u4e9b\u95ee\u9898\uff0c\u73b0\u6709\u8868\u7ed3\u6784\u5b58\u5728\u4ee5\u4e0b\u5c40\u9650\uff1a<\/p>\n<pre>\u8868a conversation\n&lt;table&gt;\n&lt;thead&gt;\n&lt;tr&gt;\n&lt;th&gt;id&lt;\/th&gt;\n&lt;th&gt;send_user&lt;\/th&gt;\n&lt;th&gt;to_user&lt;\/th&gt;\n&lt;\/tr&gt;\n&lt;\/thead&gt;\n&lt;tbody&gt;\n&lt;tr&gt;\n&lt;td&gt;1&lt;\/td&gt;\n&lt;td&gt;9&lt;\/td&gt;\n&lt;td&gt;10&lt;\/td&gt;\n&lt;\/tr&gt;\n&lt;\/tbody&gt;\n&lt;\/table&gt;\n\n\u8868b message\n&lt;table&gt;\n&lt;thead&gt;\n&lt;tr&gt;\n&lt;th&gt;id&lt;\/th&gt;\n&lt;th&gt;conversation_id&lt;\/th&gt;\n&lt;th&gt;send_user&lt;\/th&gt;\n&lt;th&gt;message&lt;\/th&gt;\n&lt;th&gt; &lt;\/th&gt;\n&lt;\/tr&gt;\n&lt;\/thead&gt;\n&lt;tr&gt;\n&lt;td&gt;1&lt;\/td&gt;\n&lt;td&gt;1&lt;\/td&gt;\n&lt;td&gt;9&lt;\/td&gt;\n&lt;td&gt;\u4f60\u597d&lt;\/td&gt;\n&lt;td&gt; &lt;\/td&gt;\n&lt;\/tr&gt;\n&lt;tr&gt;\n&lt;td&gt;2&lt;\/td&gt;\n&lt;td&gt;1&lt;\/td&gt;\n&lt;td&gt;10&lt;\/td&gt;\n&lt;td&gt;\u4f60\u597d&lt;\/td&gt;\n&lt;td&gt; &lt;\/td&gt;\n&lt;\/tr&gt;\n&lt;\/tbody&gt;\n&lt;\/table&gt;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u83b7\u53d6\u4f1a\u8bdd\u5217\u8868<\/strong><\/p>\n<p>\u4e3a\u4e86\u89e3\u51b3\u83b7\u53d6\u4f1a\u8bdd\u5217\u8868\u7684\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8be2\uff1a<\/p>\n<pre>select * from conversation where to_user = b<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8be5\u67e5\u8be2\u5c06\u8fd4\u56de\u7528\u6237 b \u63a5\u6536\u7684\u6240\u6709\u79c1\u4fe1\u4f1a\u8bdd\u3002<\/p>\n<p><strong>\u83b7\u53d6\u6240\u6709\u53d1\u9001\u4f1a\u8bdd\u548c\u63a5\u6536\u4f1a\u8bdd<\/strong><\/p>\n<p>\u8981\u83b7\u53d6\u7528\u6237 b \u6240\u6709\u53d1\u9001\u548c\u63a5\u6536\u7684\u4f1a\u8bdd\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8be2\uff1a<\/p>\n<pre>(select * from conversation where to_user = b)\nunion\n(select * from  conversation where  send_user=b)<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f18\u5316\u8003\u8651<\/strong><\/p>\n<p>\u5982\u679c\u7cfb\u7edf\u89c4\u6a21\u8f83\u5927\uff0c\u4e0a\u8ff0\u67e5\u8be2\u53ef\u80fd\u4f1a\u5bf9\u6570\u636e\u5e93\u6027\u80fd\u9020\u6210\u5f71\u54cd\u3002\u4f18\u5316\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u7d22\u5f15\u6765\u52a0\u5feb\u67e5\u8be2\u901f\u5ea6\u3002<\/li>\n<li>\u4f7f\u7528\u4e00\u4e2a\u5355\u4e00\u7684\u8868\u6765\u5b58\u50a8\u4f1a\u8bdd\u548c\u6d88\u606f\u4fe1\u606f\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u4e24\u4e2a\u8868\u3002<\/li>\n<li>\u8003\u8651\u4f7f\u7528  \u7b49\u7f13\u5b58\u673a\u5236\u6765\u964d\u4f4e\u6570\u636e\u5e93\u7684\u8d1f\u8f7d\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u8bbe\u8ba1\u9ad8\u6548\u7684\u804a\u5929\u8868\u7ed3\u6784\uff0c\u624d\u80fd\u8f7b\u677e\u83b7\u53d6\u7528\u6237\u6240\u6709\u53d1\u9001\u548c\u63a5\u6536\u7684\u4f1a\u8bdd\u4fe1\u606f\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":"<p>\u804a\u5929\u8868\u8bbe\u8ba1 \u5728\u8bbe\u8ba1\u7c7b\u4f3c csdn \u79c1\u4fe1\u7cfb\u7edf\u7684\u804a\u5929\u8868\u65f6\uff0c\u9700\u8981\u89e3\u51b3\u4ee5\u4e0b\u95ee\u9898\uff1a \u5982\u4f55\u83b7\u53d6\u63a5\u6536\u79c1\u4fe1\u65b9\u7684\u4f1a\u8bdd\u5217\u8868\uff1f \u5982\u4f55\u8ba9\u63a5\u6536\u65b9\u83b7\u53d6\u8be5\u7528\u6237\u6240\u6709\u53d1\u9001\u4eba\u548c\u53d1\u9001\u7684\u4f1a\u8bdd\u4fe1\u606f\uff1f \u9488\u5bf9\u8fd9\u4e9b\u95ee\u9898\uff0c\u73b0\u6709\u8868\u7ed3\u6784\u5b58\u5728\u4ee5\u4e0b\u5c40\u9650\uff1a \u8868a conversation &lt;table&gt; &lt;thead&gt; &lt;tr&gt; &lt;th&gt;id&lt;\/th&gt; &lt;th&gt;send_user&lt;\/th&gt; &lt;th&gt;to_user&lt;\/th&gt; &lt;\/tr&gt; &lt;\/thead&gt; &lt;tbody&gt; &lt;tr&gt; &lt;td&gt;1&lt;\/td&gt; &lt;td&gt;9&lt;\/td&gt; &lt;td&gt;10&lt;\/td&gt; &lt;\/tr&gt; &lt;\/tbody&gt; &lt;\/table&gt; \u8868b message &lt;table&gt; &lt;thead&gt; &lt;tr&gt; &lt;th&gt;id&lt;\/th&gt; &lt;th&gt;conversation_id&lt;\/th&gt; &lt;th&gt;send_user&lt;\/th&gt; &lt;th&gt;message&lt;\/th&gt; &lt;th&gt; &lt;\/th&gt; &lt;\/tr&gt; &lt;\/thead&gt; &lt;tr&gt; &lt;td&gt;1&lt;\/td&gt; &lt;td&gt;1&lt;\/td&gt; &lt;td&gt;9&lt;\/td&gt; &lt;td&gt;\u4f60\u597d&lt;\/td&gt; &lt;td&gt; &lt;\/td&gt; &lt;\/tr&gt; &lt;tr&gt; &lt;td&gt;2&lt;\/td&gt; &lt;td&gt;1&lt;\/td&gt; &lt;td&gt;10&lt;\/td&gt; &lt;td&gt;\u4f60\u597d&lt;\/td&gt; &lt;td&gt; &lt;\/td&gt; &lt;\/tr&gt; &lt;\/tbody&gt; [&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-7888","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/7888","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=7888"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/7888\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=7888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=7888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=7888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}