{"id":241,"date":"2013-08-07T23:19:59","date_gmt":"2013-08-07T15:19:59","guid":{"rendered":"http:\/\/blog.feizhaojun.com\/?p=241"},"modified":"2017-08-25T15:44:19","modified_gmt":"2017-08-25T07:44:19","slug":"%e4%bd%bf%e7%94%a8sql%e8%af%ad%e5%8f%a5%e5%9c%a8%e5%8e%9f%e5%ad%97%e6%ae%b5%e4%b8%8a%e8%bf%bd%e5%8a%a0%e5%86%85%e5%ae%b9","status":"publish","type":"post","link":"https:\/\/feizhaojun.com\/?p=241","title":{"rendered":"\u4f7f\u7528sql\u8bed\u53e5\u5728\u539f\u5b57\u6bb5\u4e0a\u8ffd\u52a0\u5185\u5bb9"},"content":{"rendered":"<p>\u5728php\u64cd\u4f5cmysql\u65f6\uff0c\u5982\u679c<a href=\"http:\/\/feizhaojun.com\/?p=241\" target=\"_blank\">\u60f3\u5728\u539f\u6709\u7684\u5b57\u6bb5\u4e0a\u8ffd\u52a0\u5185\u5bb9<\/a>\uff0c\u9700\u8981\u4f7f\u7528sql\u8bed\u53e5\u7684\u5185\u90e8\u5e93concat\uff0c\u5982\u4e0b\uff1a<\/p>\n<p>&nbsp;<\/p>\n<p>[php]<\/p>\n<p>$sql=\"update tablename set info=concat(info,'\u8ffd\u52a0\u7684\u5185\u5bb9') where id=1\";<\/p>\n<p>[\/php]<\/p>\n<p>&nbsp;<\/p>\n<p>\u6ce8\u610f\u8ffd\u52a0\u7684\u5185\u5bb9\u5982\u679c\u662f\u53d8\u91cf\uff0c\u4e0d\u8981\u5fd8\u8bb0\u6dfb\u52a0\u5355\u5f15\u53f7\uff1a<\/p>\n<p>&nbsp;<\/p>\n<p>[php]<\/p>\n<p>$sql=\"update tablename set info=concat(info,' \".$param.\" ') where id=1\";<\/p>\n<p>[\/php]<\/p>\n<p>&nbsp;<\/p>\n<p>\u5982\u679c\u4f60\u4f7f\u7528\u52a0\u53f7(+)\u6765\u64cd\u4f5c\u7684\u8bdd\uff0c\u662f\u9519\u8bef\u7684\uff0c\u6bd4\u5982\u4f7f\u7528\u5982\u4e0b\u8bed\u53e5\uff0c\u53ef\u80fd\u4f1a\u62a5\u9519\uff1a<a title=\"Truncated incorrect DOUBLE value\" href=\"http:\/\/blog.feizhaojun.com\/?p=239\" target=\"_blank\">Truncated incorrect DOUBLE value<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>[php]<\/p>\n<p>$sql=\"update tablename set info=info+'\u8ffd\u52a0\u7684\u5185\u5bb9' where id=1\";<\/p>\n<p>[\/php]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728php\u64cd\u4f5cmysql\u65f6\uff0c\u5982\u679c\u60f3\u5728\u539f\u6709\u7684\u5b57\u6bb5\u4e0a\u8ffd\u52a0\u5185\u5bb9\uff0c\u9700\u8981\u4f7f\u7528sql\u8bed\u53e5\u7684\u5185\u90e8\u5e93concat\uff0c\u5982\u4e0b\uff1a &nbsp; [&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"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":""},"categories":[33,29,32,6],"tags":[],"class_list":["post-241","post","type-post","status-publish","format-standard","hentry","category-sql","category-29","category-32","category-php"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/241","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=241"}],"version-history":[{"count":4,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/241\/revisions"}],"predecessor-version":[{"id":1452,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/241\/revisions\/1452"}],"wp:attachment":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=241"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=241"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=241"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}