{"id":6291,"date":"2024-11-14T12:43:36","date_gmt":"2024-11-14T04:43:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6291\/"},"modified":"2024-11-14T12:43:36","modified_gmt":"2024-11-14T04:43:36","slug":"hackerrank-sql-%e5%87%86%e5%a4%87%ef%bc%9a%e6%b0%94%e8%b1%a1%e8%a7%82%e6%b5%8b%e7%ab%99-ysql%ef%bc%89","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6291\/","title":{"rendered":"HackerRank SQL \u51c6\u5907\uff1a\u6c14\u8c61\u89c2\u6d4b\u7ad9 ySQL\uff09"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/887\/227\/172058461515712.jpg\" class=\"aligncenter\" title=\"HackerRank SQL \u51c6\u5907\uff1a\u6c14\u8c61\u89c2\u6d4b\u7ad9 ySQL\uff09\u63d2\u56fe\" alt=\"HackerRank SQL \u51c6\u5907\uff1a\u6c14\u8c61\u89c2\u6d4b\u7ad9 ySQL\uff09\u63d2\u56fe\" \/><\/p>\n<p><strong>\u95ee\u9898\u9648\u8ff0\uff1a<\/strong><br \/> \u4ece <strong>STATION<\/strong> \u8868\u4e2d\u67e5\u8be2 CITY \u548c STATE \u5217\u8868\u3002<\/p>\n<p><strong>\u94fe\u63a5\uff1a<\/strong> HackerRank &#8211; \u5929\u6c14\u89c2\u6d4b\u7ad9 1<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n<pre>\u4ece\u8f66\u7ad9\u9009\u62e9\u57ce\u5e02\u3001\u5dde\uff1b\n\n<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p><strong>\u8bf4\u660e\uff1a<\/strong><\/p>\n<ul>\n<li> SELECT CITY, STATE\uff1a\u8fd9\u90e8\u5206\u67e5\u8be2\u6307\u5b9a\u60a8\u8981\u4ece <strong>STATION<\/strong> \u8868\u4e2d\u68c0\u7d22 CITY \u548c STATE \u5217\u3002<\/li>\n<li> FROM STATION\uff1a\u8868\u793a\u60a8\u6b63\u5728\u4ece <strong>STATION<\/strong> \u8868\u4e2d\u9009\u62e9\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fHackerRank SQL \u51c6\u5907\uff1a\u6c14\u8c61\u89c2\u6d4b\u7ad9 ySQL\uff09\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>\u95ee\u9898\u9648\u8ff0\uff1a \u4ece STATION \u8868\u4e2d\u67e5\u8be2 CITY \u548c STATE \u5217\u8868\u3002 \u94fe\u63a5\uff1a HackerRank &#8211; \u5929\u6c14\u89c2\u6d4b\u7ad9 1 \u89e3\u51b3\u65b9\u6848\uff1a \u4ece\u8f66\u7ad9\u9009\u62e9\u57ce\u5e02\u3001\u5dde\uff1b \u767b\u5f55\u540e\u590d\u5236 \u8bf4\u660e\uff1a SELECT CITY, STATE\uff1a\u8fd9\u90e8\u5206\u67e5\u8be2\u6307\u5b9a\u60a8\u8981\u4ece STATION \u8868\u4e2d\u68c0\u7d22 CITY \u548c STATE \u5217\u3002 FROM STATION\uff1a\u8868\u793a\u60a8\u6b63\u5728\u4ece STATION \u8868\u4e2d\u9009\u62e9\u6570\u636e\u3002 \u4ee5\u4e0a\u5c31\u662fHackerRank SQL \u51c6\u5907\uff1a\u6c14\u8c61\u89c2\u6d4b\u7ad9 ySQL\uff09\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-6291","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6291","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=6291"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6291\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}