{"id":6931,"date":"2019-10-24T08:15:44","date_gmt":"2019-10-24T00:15:44","guid":{"rendered":"http:\/\/www.hefeiyu.com\/?p=6931"},"modified":"2019-10-24T08:15:44","modified_gmt":"2019-10-24T00:15:44","slug":"t100-r-qr-v-%e4%b9%8b-sql-%e8%8c%83%e4%be%8b%e7%bc%96%e8%be%91","status":"publish","type":"post","link":"https:\/\/www.hefeiyu.com\/?p=6931","title":{"rendered":"T100 r.q,r.v \u4e4b SQL \u8303\u4f8b\u7f16\u8f91"},"content":{"rendered":"<p><strong>r.q,r.v \u4e4b SQL \u8303\u4f8b\u7f16\u8f91<\/strong><\/p>\n<p>A\u3001\u4f5c\u4e1a\u753b\u9762\u4e0e\u6267\u884c<\/p>\n<p>\u4e3b\u8981\u85c9\u7531\u5f00\u7a97\u8bbe\u8ba1\u5668\u548c\u6821\u9a8c\u5e26\u503c\u8bbe\u8ba1\u5668\u6765\u542f\u52a8 SQL \u8bed\u53e5\u8303\u4f8b\u7ef4\u62a4\u4f5c\u4e1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"440\" height=\"52\" class=\"wp-image-6932\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-279.jpeg\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"393\" class=\"wp-image-6933\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-280.jpeg\" srcset=\"https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-280.jpeg 785w, https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-280-768x384.jpeg 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><\/p>\n<p>B\u3001\u7a0b\u5e8f\u4f5c\u4e1a\u529f\u80fd\u8bf4\u660e\u672c\u652f\u4f5c\u4e1a\u8bbe\u5b9a\u53ea\u8981\u7528\u6765\u7ef4\u62a4\u5f00\u7a97\u8bbe\u8ba1\u5668\u548c\u6821\u9a8c\u5e26\u503c\u8bbe\u8ba1\u5668\u4e2d sql \u6307\u4ee4\u8303\u4f8b,\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"371\" height=\"109\" class=\"wp-image-6934\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-281.jpeg\" \/><\/p>\n<p>C\u3001\u4e3b\u8981\u529f\u80fd\u8bf4\u660e<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"72\" class=\"wp-image-6935\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-282.jpeg\" srcset=\"https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-282.jpeg 785w, https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-282-768x70.jpeg 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><\/p>\n<p>1. \u5efa\u7acb\u6570\u636e\uff1a<\/p>\n<p>\u5efa\u7acb\u65b0\u7684 sql \u6307\u4ee4\u8303\u4f8b\u5230\u6570\u636e\u5e93\u3002<\/p>\n<p>\u70b9\u9009\u5efa\u7acb\u6570\u636e <img loading=\"lazy\" decoding=\"async\" width=\"36\" height=\"34\" class=\"wp-image-6936\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-283.jpeg\" \/> \u7684\u6309\u94ae\uff0c\u5efa\u7acb\u6570\u636e\u81f3\u6570\u636e\u5e93\uff0c\u8bf7\u4f9d\u7167\u7f16\u53f7\u987a\u5e8f\u8f93\u5165\u3002\u9879\u76ee\u987a\u5e8f\uff1a\u4e3a\u5728\u4e0b\u62c9\u5f0f\u9009\u5355\u4e2d\u7684\u6392\u5217\u987a\u5e8f\u3002<\/p>\n<p>SQL \u8bed\u53e5\u7528\u9014\uff1a\u8bf4\u660e\u8303\u4f8b\u7684\u529f\u7528,\u4f1a\u663e\u793a\u5728\u4e0b\u62c9\u5f0f\u9009\u5355\u5185\u3002<\/p>\n<p>SQL \u8bed\u53e5\u8303\u4f8b\uff1a\u5176\u5185\u5bb9\u4f1a\u663e\u793a\u5728\u5f00\u7a97\u8bbe\u8ba1\u5668\u548c\u6821\u9a8c\u5e26\u503c\u8bbe\u8ba1\u5668\u4e2d sql \u5b57\u6bb5\u4e2d\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"393\" class=\"wp-image-6937\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-284.jpeg\" srcset=\"https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-284.jpeg 785w, https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-284-768x384.jpeg 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><\/p>\n<p>\u8f93\u5165\u5b8c\u6570\u636e\u540e\u70b9\u9009\u5de6\u4e0a\u89d2\u7684[\u786e\u5b9a] <img loading=\"lazy\" decoding=\"async\" width=\"37\" height=\"39\" class=\"wp-image-6938\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-285.jpeg\" \/> \u6309\u94ae\u5b8c\u6210\u8f93\u5165\u3002<\/p>\n<p>2. \u4fee\u6539\u6570\u636e\uff1a<\/p>\n<p>\u4fee\u6539 sql \u6307\u4ee4\u8303\u4f8b\u5230\u6570\u636e\u5e93\u3002<\/p>\n<p>\u70b9\u9009\u4fee\u6539\u6570\u636e <img loading=\"lazy\" decoding=\"async\" width=\"33\" height=\"35\" class=\"wp-image-6939\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-286.jpeg\" \/> \u7684\u6309\u94ae\uff0c\u4fee\u6539 sql \u6307\u4ee4\u8303\u4f8b\u81f3\u6570\u636e\u5e93\u3002\u5176\u8f93\u5165\u6570\u636e\u65b9\u5f0f\u53c2\u8003\u4e0a\u56fe\u7684\u793a\u610f<\/p>\n<p>\u56fe\uff0c\u8f93\u5165\u5b8c\u6570\u636e\u540e\u70b9\u9009\u5de6\u4e0a\u89d2\u7684[\u786e\u5b9a] <img loading=\"lazy\" decoding=\"async\" width=\"37\" height=\"37\" class=\"wp-image-6940\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-287.jpeg\" \/> \u6309\u94ae\u3002<\/p>\n<p>3. \u5220\u9664\u6570\u636e\uff1a<\/p>\n<p>\u4ece\u6570\u636e\u5e93\u5220\u9664\u6307\u5b9a\u7684 sql \u6307\u4ee4\u8303\u4f8b\u3002<\/p>\n<p>\u9009\u62e9\u5de6\u4fa7\u8981\u5220\u9664\u7684 sql \u8bed\u53e5\u9879\u76ee,\u7136\u540e\u6309 <img loading=\"lazy\" decoding=\"async\" width=\"32\" height=\"36\" class=\"wp-image-6941\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-288.jpeg\" \/> \u6309\u94ae\u5220\u9664<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"393\" class=\"wp-image-6942\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-289.jpeg\" srcset=\"https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-289.jpeg 785w, https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-289-768x384.jpeg 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><\/p>\n<p>4. \u590d\u5236\u76ee\u524d\u8d44\u6599\uff1a<\/p>\n<p>\u4ece\u6570\u636e\u5e93\u590d\u5236\u76ee\u524d\u6307\u5b9a\u7684 sql \u6307\u4ee4\u8303\u4f8b\uff0c\u5e76\u4fee\u6539\u9879\u76ee\u987a\u5e8f\u548c sql \u8bed\u53e5\u7528\u9014\u3002\u6307\u5b9a\u5de6\u4fa7 sql \u8bed\u53e5\u9879\u76ee\u3002<\/p>\n<p>\u70b9\u9009 <img loading=\"lazy\" decoding=\"async\" width=\"34\" height=\"34\" class=\"wp-image-6943\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-290.jpeg\" \/> \u7684\u6309\u94ae\u3002<\/p>\n<p>.\u8f93\u5165\u65b0\u7684[\u9879\u76ee\u987a\u5e8f]\u3001[SQL \u8bed\u53e5\u7528\u9014] \u3001[SQL \u8bed\u53e5\u8303\u4f8b]\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"393\" class=\"wp-image-6944\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-291.jpeg\" srcset=\"https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-291.jpeg 785w, https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-291-768x384.jpeg 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><\/p>\n<p>\u6309\u5de6\u4e0a\u89d2\u7684 [\u786e\u5b9a]\u6309\u94ae\uff0c\u5b8c\u6210\u590d\u5236\u3002<\/p>\n<p>5. \u5bfb\u627e\u6570\u636e\uff1a<\/p>\n<p>\u8f93\u5165\u76f8\u5173\u6761\u4ef6\uff0c\u627e\u51fa\u7b26\u5408\u6761\u4ef6\u7684 sql \u6307\u4ee4\u8303\u4f8b\u3002<\/p>\n<p>D\u3001<strong>\u5bfb\u627e\u6570\u636e<\/strong><\/p>\n<p>\u70b9\u9009\u641c\u5bfb\u6570\u636e <img loading=\"lazy\" decoding=\"async\" width=\"34\" height=\"32\" class=\"wp-image-6945\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-292.jpeg\" \/> \u7684\u6309\u94ae\u3002\u8f93\u5165\u76f8\u5173\u7684\u6761\u4ef6\u3002<\/p>\n<p>\u6309\u5de6\u4e0a\u89d2\u7684[\u786e\u5b9a]\u6309\u94ae\uff0c\u5373\u51fa\u73b0\u641c\u5bfb\u7ed3\u679c\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"393\" class=\"wp-image-6946\" src=\"http:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-293.jpeg\" srcset=\"https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-293.jpeg 785w, https:\/\/www.hefeiyu.com\/wp-content\/uploads\/2019\/10\/word-image-293-768x384.jpeg 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><\/p>\n<p>\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a<a href=\"https:\/\/www.hefeiyu.com\">\u8d6b\u975e\u57df<\/a> &raquo; <a href=\"https:\/\/www.hefeiyu.com\/?p=6931\">T100 r.q,r.v \u4e4b SQL \u8303\u4f8b\u7f16\u8f91<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>r.q,r.v \u4e4b SQL \u8303\u4f8b\u7f16\u8f91 A\u3001\u4f5c\u4e1a\u753b\u9762\u4e0e\u6267\u884c \u4e3b\u8981\u85c9\u7531\u5f00\u7a97\u8bbe\u8ba1\u5668\u548c\u6821\u9a8c\u5e26\u503c\u8bbe\u8ba1\u5668\u6765\u542f\u52a8 SQL \u8bed\u53e5\u8303\u4f8b\u7ef4\u62a4\u4f5c\u4e1a B\u3001\u7a0b\u5e8f\u4f5c\u4e1a\u529f\u80fd\u8bf4\u660e\u672c\u652f\u4f5c\u4e1a\u8bbe\u5b9a\u53ea\u8981\u7528\u6765\u7ef4\u62a4\u5f00\u7a97\u8bbe\u8ba1\u5668\u548c\u6821\u9a8c\u5e26\u503c\u8bbe\u8ba1\u5668\u4e2d sql \u6307\u4ee4\u8303\u4f8b,\u5982\u4e0b\u56fe\u6240\u793a\u3002 C\u3001\u4e3b\u8981\u529f\u80fd\u8bf4\u660e  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[489],"tags":[216,735,745],"class_list":["post-6931","post","type-post","status-publish","format-standard","hentry","category-489","tag-sql","tag-735","tag-745"],"_links":{"self":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts\/6931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6931"}],"version-history":[{"count":1,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts\/6931\/revisions"}],"predecessor-version":[{"id":6947,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts\/6931\/revisions\/6947"}],"wp:attachment":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}