{"id":7950,"date":"2020-11-10T14:08:42","date_gmt":"2020-11-10T06:08:42","guid":{"rendered":"http:\/\/www.hefeiyu.com\/?p=7950"},"modified":"2020-11-10T14:09:15","modified_gmt":"2020-11-10T06:09:15","slug":"sql-%e5%9c%a8openquery%e4%b8%ad%e4%bd%bf%e7%94%a8%e5%8f%82%e6%95%b0%e4%b8%ba%e4%bb%80%e4%b9%88%e8%bf%99%e4%b9%88%e5%a4%9a%e5%8d%95%e5%bc%95%e5%8f%b7","status":"publish","type":"post","link":"https:\/\/www.hefeiyu.com\/?p=7950","title":{"rendered":"SQL \u5728OPENQUERY\u4e2d\u4f7f\u7528\u53c2\u6570\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u591a\u5355\u5f15\u53f7"},"content":{"rendered":"<h1 class=\"postTitle\"><a id=\"cb_post_title_url\" class=\"postTitle2 vertical-middle\" href=\"https:\/\/www.cnblogs.com\/Dannier\/archive\/2011\/09\/21\/openquery.html\">SQL \u5728OPENQUERY\u4e2d\u4f7f\u7528\u53c2\u6570<\/a><\/h1>\n<div class=\"clear\"><\/div>\n<div class=\"postBody\">\n<div id=\"cnblogs_post_body\" class=\"blogpost-body\">\n<p>OpenQuery \u662fSQL Server\u7528\u6765\u4e0e\u5176\u4ed6Server\u4ea4\u4e92\u7684\u4e00\u79cd\u6280\u672f\uff0c\u901a\u8fc7OpenQuery\uff0cSQL Server \u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u5176\u4ed6\u6570\u636e\u5e93\u8d44\u6e90\u3002\u800c\u5176\u4ed6\u6570\u636e\u5e93\u5728OpenQuery \u8868\u8fbe\u5f0f\u4e2d\u662f\u4ee5Linked Server \u5b58\u5728\u7684\u3002<\/p>\n<p>\u4f7f\u7528sp_linkedservers \u53ef\u4ee5\u627e\u5230\u5f53\u524d\u6570\u636e\u5e93\u7684\u6240\u6709linked server. OpenQuery\u7684\u8868\u8fbe\u5f0f\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a<\/p>\n<div class=\"cnblogs_code\">\n<pre>Select * from OpenQuery\uff08[linkedServerName],'Select * from table1 where rownum &lt; 10')<\/pre>\n<\/div>\n<p>\u6211\u4eec\u5728\u5bf9\u8868\u8fdb\u884c\u67e5\u8be2\u65f6\uff0c\u901a\u5e38\u90fd\u4f1a\u6709\u4f20\u5165\u7684\u53c2\u6570\u3002\u5728OpenQuery\u4e2d\u4f7f\u7528\u53c2\u6570\u548c\u6211\u4eec\u5e73\u65f6\u5199\u7684\u6570\u636e\u5e93\u8bed\u53e5\u4f1a\u4e0d\u4f1a\u6709\u6240\u4e0d\u540c\u5462\uff1f\u5bf9\u4e8eInt\u7c7b\u578b\u7684\u53c2\u6570\uff0c\u6ca1\u6709\u4ec0\u4e48\u4e0d\u540c\u3002\u4f46\u662f\uff0c\u5982\u679c\u662f\u5b57\u7b26\u7c7b\u578b\u7684\u53c2\u6570\uff0c\u6bd4\u5982\uff0c\u4f60\u8981\u5728Openquery\u4e2d\u6267\u884c\u5982\u4e0b\u7684\u6570\u636e\u5e93\u8bed\u53e5\uff0c<\/p>\n<div class=\"cnblogs_code\">\n<pre>Select * from tbl_emp Where empName = 'leo'<\/pre>\n<\/div>\n<p>\u90a3\u4e48\u6211\u4eec\u5c31\u5fc5\u987b\u5bf9\u8fd9\u4e2a\u53c2\u6570\u8fdb\u884c\u8f6c\u4e49\uff0c\u5355\u53d8\u53cc\u5b9e\u73b0\u5b57\u7b26\u8f6c\u4e49\u3002\u5982\u4e0b\uff0c<\/p>\n<div class=\"cnblogs_code\">\n<pre>Select * from OpenQuery\uff08[linkedServerName],'Select * from table1 where empName = ''leo''')<\/pre>\n<\/div>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u5f88\u597d\u7684example\uff0c\u53ef\u4ee5\u76f4\u63a5\u62ff\u6765\u7528\u3002\u6211\u4e5f\u7ecf\u5e38\u628a\u5b83\u5f53\u4e00\u4e2atemplate\u3002<\/p>\n<div class=\"cnblogs_code\">\n<pre>DECLARE @Sql VARCHAR(1000)\r\nDECLARE @organizationID VARCHAR(10)\r\nSELECT @organizationID = (SELECT ORGANIZATION_ID FROM MYORGS WHERE ORGANIZATION_NAME = 'MMT')\r\nSET @Sql = 'SELECT * from tableName where organization_id ='+@organizationID \r\nSET @Sql = 'SELECT * FROM OPENQUERY(LinkedServerName, ''' + REPLACE(@Sql, '''', '''''') + ''')'\r\nEXEC(@Sql)<\/pre>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u9488\u5bf9\u4e00\u4e9b\u63d0\u95ee\uff0c\u6211\u518d\u8865\u5145\u8bf4\u660e\u4e00\u4e0b\u4e3a\u795e\u9a6c\u4f1a\u6709\u90a3\u4e48\u591a\u7684\u5355\u5f15\u53f7\u3002<\/p>\n<div class=\"cnblogs_code\">\n<pre>--\u5982\u679c\u6211\u4eec\u4e0d\u628a\u6267\u884c\u8bed\u53e5\u653e\u5165\u5b57\u7b26\u4e32\uff0c\u90a3\u4e48\u8bed\u53e5\u5e94\u8be5\u662f\uff1a\r\n\r\nSELECT * from tableName where name = 'dan'\r\n\r\n--\u4f46\u662f\uff0c\u6211\u4eec\u9700\u8981\u5728Openquery\u4e2d\u4f7f\u7528\u53c2\u6570\uff0c\u6240\u4ee5\uff0c\u6211\u4eec\u5fc5\u987b\u4fdd\u7559\u5355\u5f15\u53f7\u3002\u5355\u53d8\u53cc\u5b9e\u73b0\u5b57\u7b26\u8f6c\u4e49\u3002\r\n\r\nSELECT * FROM OPENQUERY(BETSYVALVES,'SELECT * from tableName where name = ''dan''')\r\n\r\n--\u6700\u540e\uff0c\u56e0\u4e3a\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528Exec\u53bb\u6267\u884c\u5df2\u7ecf\u5f62\u6210\u7684Command string\uff0c\u628a\u4e0a\u8ff0\u8bed\u53e5\u53d8\u6210\u5b57\u7b26\u4e32\u8bed\u53e5\u3002\u6211\u4eec\u5fc5\u987b\u5bf9''\u8fdb\u884c\u8f6c\u4e49\uff0c\u6240\u4ee5'' \u5c31\u53d8\u6210\u4e86'''',\u8fd9\u5c31\u662fReplace\u7684\u4e3b\u8981\u5de5\u4f5c\uff0c\u6700\u540e\u8bed\u53e5\u6210\u4e86\uff1a\r\n\r\nSELECT * FROM OPENQUERY(BETSYVALVES,'SELECT * from tableName where name = ''''dan''''')<\/pre>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u6b22\u8fce\u5f15\u7528\uff0c\u8f6c\u8f7d\uff0c\u6536\u85cf\u3002\u6b22\u8fce\u62cd\u7816\uff0c\u6b22\u8fce\u53d1\u95ee\u3002<\/p>\n<\/div>\n<\/div>\n<p>\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a<a href=\"https:\/\/www.hefeiyu.com\">\u8d6b\u975e\u57df<\/a> &raquo; <a href=\"https:\/\/www.hefeiyu.com\/?p=7950\">SQL \u5728OPENQUERY\u4e2d\u4f7f\u7528\u53c2\u6570\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u591a\u5355\u5f15\u53f7<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>SQL \u5728OPENQUERY\u4e2d\u4f7f\u7528\u53c2\u6570 OpenQuery \u662fSQL Server\u7528\u6765\u4e0e\u5176\u4ed6Server\u4ea4\u4e92\u7684\u4e00\u79cd\u6280\u672f\uff0c\u901a\u8fc7OpenQuery\uff0cSQL Server \u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u5176\u4ed6\u6570\u636e\u5e93\u8d44\u6e90\u3002\u800c\u5176\u4ed6\u6570\u636e\u5e93\u5728OpenQuery \u8868\u8fbe\u5f0f\u4e2d\u662f\u4ee5Linke [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[982,915,216],"class_list":["post-7950","post","type-post","status-publish","format-standard","hentry","category-share","tag-openquery","tag-server","tag-sql"],"_links":{"self":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts\/7950","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7950"}],"version-history":[{"count":2,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts\/7950\/revisions"}],"predecessor-version":[{"id":7956,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=\/wp\/v2\/posts\/7950\/revisions\/7956"}],"wp:attachment":[{"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7950"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7950"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hefeiyu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}