{"id":2991,"date":"2012-04-19T12:04:54","date_gmt":"2012-04-19T04:04:54","guid":{"rendered":"http:\/\/www.rockfu.net\/blog\/?p=2991"},"modified":"2012-05-20T21:11:32","modified_gmt":"2012-05-20T13:11:32","slug":"mysql-select-%e5%a4%a7%e5%b0%8f%e6%a5%b7","status":"publish","type":"post","link":"https:\/\/www.rockfu.net\/blog\/2012\/04\/website\/sql\/mysql-select-%e5%a4%a7%e5%b0%8f%e6%a5%b7\/","title":{"rendered":"mysql select \u5927\u5c0f\u6977"},"content":{"rendered":"<p>\u5728excel \u7528vlookup \u6642\u4e0d\u5206\u5927\u5c0f\u6977\uff0c\u5728mysql \u67e5\u8a62\u6642\uff0c\u4e5f\u6709\u53ef\u80fd\u51fa\u73fe\u4e0d\u5206\u5927\u5c0f\u6977\u60c5\u6cc1(upper lower case)\uff0c\u8981\u907f\u514d\u9019\u4e9b\u60c5\u6cc1\uff0c\u9700\u8981\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p><div class=\"rockf-content\" id=\"rockf-2414393268\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-5237544886808594\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-5237544886808594\" \ndata-ad-slot=\"6353985797\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<p>1. table \u8a2d\u7f6e\u6821\u5c0d(collate)\u3002 collate \u4e00\u822c\u6709\u5f8c\u7db4_bin, _cs, _ci\uff0c bin \u8868\u793abinary case sensitive collation\uff0c\u662f\u5340\u5206\u5927\u5c0f\u5beb\u7684\u3002 cs\u662fcase sensitive\uff0c\u5340\u5206\u5927\u5c0f\u59d0\u3002ci\u662fcase insensitive collation\uff0c\u4e0d\u5340\u5206\u5927\u5c0f\u5beb\u3002 \u5047\u5982\u9700\u8981\u67e5\u8a62\u5340\u5206\u5927\u5c0f\u5beb\uff0c\u90a3\u9ebc\u5c31\u4e0d\u53ef\u4ee5\u9078\u64c7ci\u4e86\u3002<\/p>\n<p>2.\u5047\u5982\u4f60\u4e00\u958b\u59cb\u6c92\u6709\u8a2d\u5b9acollate\uff0c\u90a3\u9ebc\u53ef\u4ee5\u5728\u67e5\u8a62\u6642\u81e8\u6642\u7528\u6307\u5b9a\u7684collation \u9032\u884c\u67e5\u8a62\uff0c\u5982:<\/p>\n<p>SELECT * FROM `student` WHERE WORD COLLATE latin1_bin LIKE &#8216;T%&#8217;;<\/p>\n<p>\u9019\u88e1\u5c31\u81e8\u6642\u6307\u5b9acollation \u70balatin1_bin\uff0c\u53ef\u4ee5\u8a66\u4e0b\u7528_ci\u770b\u770b\u6709\u4f55\u4e0d\u540c\u3002<\/p>\n<div class=\"rockf-after\" id=\"rockf-1537447716\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-5237544886808594\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-5237544886808594\" \ndata-ad-slot=\"6353985797\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u5728excel \u7528vlookup \u6642\u4e0d\u5206\u5927\u5c0f\u6977\uff0c\u5728mysql \u67e5\u8a62\u6642\uff0c\u4e5f\u6709\u53ef\u80fd\u51fa\u73fe\u4e0d\u5206\u5927\u5c0f\u6977\u60c5\u6cc1(upper l &hellip; <a href=\"https:\/\/www.rockfu.net\/blog\/2012\/04\/website\/sql\/mysql-select-%e5%a4%a7%e5%b0%8f%e6%a5%b7\/\" class=\"more-link\">\u7e7c\u7e8c\u95b1\u8b80<span class=\"screen-reader-text\"> &#8220;mysql select \u5927\u5c0f\u6977&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":3023,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[562],"tags":[565,563,763,564],"class_list":["post-2991","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sql","tag-lower","tag-mysql","tag-sql","tag-upper"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.rockfu.net\/blog\/wp-content\/uploads\/2012\/04\/0937510.jpg?fit=399%2C291&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/prNEE-Mf","jetpack_sharing_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/posts\/2991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/comments?post=2991"}],"version-history":[{"count":3,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/posts\/2991\/revisions"}],"predecessor-version":[{"id":2993,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/posts\/2991\/revisions\/2993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/media\/3023"}],"wp:attachment":[{"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/media?parent=2991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/categories?post=2991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rockfu.net\/blog\/wp-json\/wp\/v2\/tags?post=2991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}