{"id":599,"date":"2010-10-01T08:12:43","date_gmt":"2010-10-01T08:12:43","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=599"},"modified":"2010-10-01T08:12:43","modified_gmt":"2010-10-01T08:12:43","slug":"%e5%86%85%e5%ad%98%ef%bc%8c%e7%a3%81%e7%9b%98-%e4%b8%8esqlserver%e6%89%a7%e8%a1%8c%e9%80%9f%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2010\/10\/01\/%e5%86%85%e5%ad%98%ef%bc%8c%e7%a3%81%e7%9b%98-%e4%b8%8esqlserver%e6%89%a7%e8%a1%8c%e9%80%9f%e5%ba%a6\/","title":{"rendered":"\u5185\u5b58\uff0c\u78c1\u76d8 \u4e0esqlserver\u6267\u884c\u901f\u5ea6"},"content":{"rendered":"<p>\u5185\u5b58\u8981\u6bd4\u78c1\u76d8\u8bfb\u53d6\u901f\u5ea6\u5feb\u5f88\u591a\u3002<br \/>\n\u6570\u636e\u5728sqlserver\u4e0a\u6267\u884c\uff0c\u5c31\u662f\u5728\u78c1\u76d8\u4e0a\u8bfb\u53d6\uff0c\u6bd4\u76f8\u5e94\u7684\u5728\u5185\u5b58\u4e2d\u8bfb\u53d6\u901f\u5ea6\u5f53\u7136\u6162\u8bb8\u591a\uff0c\u4e0d\u8fc7\u8981\u5728\u5185\u5b58\u4e2d\u6267\u884c\uff0c\u4e0d\u5f97\u4e0d\u8981\u5c06\u6570\u636e\u96c6\u5b58\u5230\u5185\u5b58\u4e2d\uff0c\u9020\u6210\u4e86I\/O\u5f00\u9500\uff0c\u4e8c\u8005\u52a0\u8d77\u6765\uff0c\u5185\u5b58\u8bfb\u53d6\u901f\u5ea6\u4e5f\u5c06\u6162\u4e0b\u6765\u3002\u5185\u5b58\u4e0e\u78c1\u76d8\u5982\u4f55\u5e73\u8861\uff1f\u4e00\u4e2a\u662f\u9ad8\u8bfb\u53d6\u901f\u5ea6\uff0c\u4f46I\/O\u5f00\u9500\u5927\uff0c\u4e00\u4e2a\u662f\u4f4e\u8bfb\u53d6\u901f\u5ea6\uff0c\u4f46I\/O\u5f00\u9500\u5c0f\u3002<br \/>\n\u6545\u5f53\uff1a\u53ef\u53d6\u5230\u7684\u6570\u636e\u96c6\u8f83\u5c0f\u65f6\uff0c\u53ef\u653e\u5230\u5185\u5b58\u4e2d\uff0c\u5229\u7528\u5185\u5b58\u7684\u9ad8\u8bfb\u53d6\u901f\u5ea6\u8fdb\u884c\u6267\u884c\uff0c\u4ee5\u63d0\u9ad8\u6574\u4f53\u8fd0\u884c\u901f\u5ea6\u3002<\/p>\n<p>\u5f53\u5728\u6570\u636e\u5e93\u4e0a\u8fd0\u884c\u901f\u5ea6\u6162\u65f6\uff0c\u53ef\u8003\u8651\u5c06\u6570\u636e\u96c6\u5b58\u653e\u5230\u5185\u5b58\u4e2d\u8bfb\u53d6\uff0c\u8bd5\u4e0b\u901f\u5ea6\u3002\u53d6\u901f\u5ea6\u6700\u5c0f\u7684\u3002<br \/>\n\u5178\u578b\u60c5\u51b5\uff1a\u5bf9\u67d0\u4e00\u5927\u8868\uff0830\u4e2a\u5b57\u6bb5\uff09\u7684\u67d0\u4e00\u5217\u6309\u591a\u4e2a\u6761\u4ef6\u8fdb\u884ccount\u7edf\u8ba1\uff0c\u5728sql server\u8fd0\u884c\u65f6\uff0c\u5f00\u9500\u5f88\u5927\uff0c\u53ef\u8003\u8651\u5c06\u8fd9\u4e00\u5217\u53d6\u51fa\u653e\u5230\u5185\u5b58\u4e2d\u518d\u8fdb\u884c\u636e\u6761\u4ef6\u7684count\u64cd\u4f5c\u3002<br \/>\n\u6ce8\uff1abig\u8868\u670930\u4e2a\u5b57\u6bb5\uff0c1741\u7b14\u8d44\u6599\uff0csmail\u67091\u4e2a\u5b57\u6bb5\uff0c\u4e5f\u662f1741\u7b14\u8d44\u6599<br \/>\nselect count(1) from big? select count(1) from smaill?<br \/>\n\u5373\u4f7f\u4e24\u8005\u884c\u6570\u76f8\u540c\uff0c\u6267\u884c\u901f\u5ea6\u4e5f\u4f1a\u5dee\u5f88\u591a\uff0c\u56e0\u4e3abig\u8868\u8981\u626b\u63cf\u6574\u4e2a\u8868\uff0c\u800c\u8fd9\u4e2a\u8868\u670930\u4e2a\u5b57\u6bb5\uff0c\u6bcf\u4e2a\u5b57\u6bb5\u90fd\u8981\u626b\u63cf\uff0c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5185\u5b58\u8981\u6bd4\u78c1\u76d8\u8bfb\u53d6\u901f\u5ea6\u5feb\u5f88\u591a\u3002 \u6570\u636e\u5728sqlserver\u4e0a\u6267\u884c\uff0c\u5c31\u662f\u5728\u78c1\u76d8\u4e0a\u8bfb\u53d6\uff0c\u6bd4\u76f8\u5e94\u7684\u5728\u5185\u5b58\u4e2d\u8bfb\u53d6\u901f\u5ea6\u5f53\u7136\u6162 [&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-599","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\/599","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=599"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/599\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}