{"id":621,"date":"2010-10-01T08:27:47","date_gmt":"2010-10-01T08:27:47","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=621"},"modified":"2010-10-01T08:27:47","modified_gmt":"2010-10-01T08:27:47","slug":"datetimevarchar%e8%bd%ac%e6%8d%a2%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2010\/10\/01\/datetimevarchar%e8%bd%ac%e6%8d%a2%e9%97%ae%e9%a2%98\/","title":{"rendered":"datetime,varchar\u8f6c\u6362\u95ee\u9898"},"content":{"rendered":"<p>declare @temp1 varchar(20)<br \/>\nselect @temp1=orderdate from bdorder<br \/>\nwhere orderno = &#8216;J090825A001&#8242;<\/p>\n<p>print @temp1<\/p>\n<p>select * from bdorder<br \/>\nwhere orderdate = @temp1<\/p>\n<p>\u6267\u884c\u4e0a\u8ff0\u8bed\u53e5\uff0c\u7ed3\u679c\u4e3a\u7a7a\uff01\u5373\u4f7f@temp1\u6709\u503c<br \/>\n\u539f\u56e0\uff1a\u65f6\u95f4\u7c7b\u578b\u7684\u4f18\u5148\u7ea7\u9ad8\u4e8e\u5b57\u7b26\u578b\uff0c\u6240\u4ee5\u5f53\u6bd4\u8f83\u4e00\u4e2aDATETIME\u7c7b\u578b\u7684\u6570\u636e\u548c\u4e00\u4e2a\u5b57\u7b26\u4e32\u7684\u65f6\u5019\uff0c\u5b57\u7b26\u4e32\u9996\u5148\u4f1a\u8f6c\u5316\u6210DATETIME\u3002<br \/>\nselect @temp1=orderdate \uff0c\u56e0datetime\u4f18\u5148\u7ea7\u6bd4@temp1\u4f18\u5148\u7ea7\u9ad8\uff0c\u4e3avarchar\u7c7b\u578b@temp1\u8d4b\u503c\u7684\u65f6\u5019\u8981\u5411\u4e0b\u8f6c\u578b\uff0c<br \/>\n\u9ed8\u8ba4\u8c03\u7528convert(varchar(20),orderdate,100) \u8f6c\u6362\u6210mon dd yyyy hh:miAM\uff08\u6216 PM\uff09\u683c\u5f0f\u3002<br \/>\n\u800c\u5f53\u8fdb\u884c\u6bd4\u8f83\u65f6where orderdate = @temp1\uff0c@temp1\u56e0\u5411\u4e0a\u8f6c\u578b,\u4fdd\u6301\u6570\u636e\u4e0d\u5e73\uff08\u53c2\u8003int\u5411\u4e0a\u8f6c\u4e3afloat\uff09\uff0c\u6b64\u65f6@temp1\u4e3a&#8217;04? 6 2010? 8:36AM&#8217;,\u800c\u6570\u636e\u5e93\u4e2d\u7684\u65e5\u671f\u4e3a&#8217;2010-04-06 08:36:38&#8242;, \u4e8c\u8005\u76f8\u6bd4\u5f53\u7136\u662f\u5f97\u4e0d\u5230\u7ed3\u679c\u7684\u3002<\/p>\n<p>\u6ce8\uff1asql server\u4e2dDateTime\u9ed8\u8ba4\u5b58\u50a8\u65b9\u5f0f\u4e3a\uff1ayyyy-mm-dd hh:mi:ss(24h)\uff0c\u5f53\u4e3avarchar\u8d4b\u503c\u65f6\uff0c\u9ed8\u8ba4\u8f6c\u6362\u6210\u4e86mon dd yyyy hh:miAM\uff08\u6216 PM\uff09\u683c\u5f0f\uff0c\u4e8c\u8005\u518d\u8fdb\u884c\u6bd4\u8f83\uff0c\u5c31\u4f1a\u51fa\u95ee\u9898\u3002\u5373\uff1a\u9ed8\u8ba4\u5b58\u50a8\u65b9\u5f0f\u4e0e\u9ed8\u8ba4\u8f6c\u6362\u65b9\u5f0f\u4e0d\u540c\u9020\u6210\u7684\u3002<\/p>\n<p>\u89e3\u51b3\u65b9\u6848\uff1a\u4e3avarchar\u8d4b\u503c\u65f6\u53d6\u6d88\u9ed8\u8ba4\uff0c\u5373\uff1a<br \/>\nselect @temp1=convert(varchar(20),orderdate,120) from bdorder where orderno = &#8216;J090825A001&#8217;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>declare @temp1 varchar(20) select @temp1=orderdate from [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-621","post","type-post","status-publish","format-standard","hentry","category-sql-server"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/621","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/comments?post=621"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/621\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}