{"id":1516,"date":"2010-05-21T11:29:39","date_gmt":"2010-05-21T03:29:39","guid":{"rendered":"http:\/\/www.mudone.com\/?p=1516"},"modified":"2010-05-21T11:29:57","modified_gmt":"2010-05-21T03:29:57","slug":"mysql-explains-type","status":"publish","type":"post","link":"https:\/\/www.mudone.com\/?p=1516","title":{"rendered":"MySQL Explain&#8217;s type"},"content":{"rendered":"<p>Explain\u7684type\u663e\u793a\u7684\u662f\u8bbf\u95ee\u7c7b\u578b\uff0c\u662f\u8f83\u4e3a\u91cd\u8981\u7684\u4e00\u4e2a\u6307\u6807\uff0c\u7ed3\u679c\u503c\u4ece\u597d\u5230\u574f\u4f9d\u6b21\u662f\uff1a<\/p>\n<p>system > const > eq_ref > ref > fulltext > ref_or_null > index_merge > unique_subquery > index_subquery > range > index > ALL<\/p>\n<p>REF :<br \/>\n<a href=\"http:\/\/hi.baidu.com\/thinkinginlamp\/blog\/item\/eef0cd119239db17b8127b6f.html\">http:\/\/hi.baidu.com\/thinkinginlamp\/blog\/item\/eef0cd119239db17b8127b6f.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Explain\u7684type\u663e\u793a\u7684\u662f\u8bbf\u95ee\u7c7b\u578b\uff0c\u662f\u8f83\u4e3a\u91cd\u8981\u7684\u4e00\u4e2a\u6307\u6807\uff0c\u7ed3\u679c\u503c\u4ece\u597d\u5230\u574f\u4f9d\u6b21\u662f\uff1a system > co [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-1516","post","type-post","status-publish","format-standard","hentry","category-technote"],"_links":{"self":[{"href":"https:\/\/www.mudone.com\/index.php?rest_route=\/wp\/v2\/posts\/1516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mudone.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mudone.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mudone.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mudone.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1516"}],"version-history":[{"count":2,"href":"https:\/\/www.mudone.com\/index.php?rest_route=\/wp\/v2\/posts\/1516\/revisions"}],"predecessor-version":[{"id":1518,"href":"https:\/\/www.mudone.com\/index.php?rest_route=\/wp\/v2\/posts\/1516\/revisions\/1518"}],"wp:attachment":[{"href":"https:\/\/www.mudone.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mudone.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mudone.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}