{"id":136575,"date":"2024-10-31T11:33:28","date_gmt":"2024-10-31T03:33:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/136575\/"},"modified":"2024-10-31T11:33:29","modified_gmt":"2024-10-31T03:33:29","slug":"sql-server-2008%e7%a8%80%e7%96%8f%e5%88%97%e8%88%87%e5%88%97%e9%9b%86%e7%9a%84%e7%b6%93%e9%a9%97%e7%b8%bd%e7%b5%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/136575\/","title":{"rendered":"SQL Server 2008\u7a00\u758f\u5217\u8207\u5217\u96c6\u7684\u7d93\u9a57\u7e3d\u7d50"},"content":{"rendered":"<h1 id=\"sql-server-2008%e7%a8%80%e7%96%8f%e5%88%97%e8%88%87%e5%88%97%e9%9b%86%e7%9a%84%e7%b6%93%e9%a9%97%e7%b8%bd%e7%b5%90-bvrcGKadhW\">SQL Server 2008\u7a00\u758f\u5217\u8207\u5217\u96c6\u7684\u7d93\u9a57\u7e3d\u7d50<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cSQL Server 2008\u5f15\u5165\u4e86\u8a31\u591a\u65b0\u7279\u6027\uff0c\u5176\u4e2d\u7a00\u758f\u5217\uff08Sparse Columns\uff09\u548c\u5217\u96c6\uff08Columnstore\uff09\u662f\u5169\u500b\u91cd\u8981\u7684\u529f\u80fd\u3002\u9019\u4e9b\u529f\u80fd\u65e8\u5728\u63d0\u9ad8\u8cc7\u6599\u5b58\u5132\u7684\u6548\u7387\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u8cc7\u6599\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u5169\u500b\u7279\u6027\uff0c\u4e26\u5206\u4eab\u4e00\u4e9b\u5be6\u969b\u7d93\u9a57\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"%e7%a8%80%e7%96%8f%e5%88%97%e7%9a%84%e6%a6%82%e5%bf%b5-bvrcGKadhW\">\u7a00\u758f\u5217\u7684\u6982\u5ff5<\/h2>\n<p>\u7a00\u758f\u5217\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5217\u985e\u578b\uff0c\u4e3b\u8981\u7528\u65bc\u5b58\u5132\u5927\u91cf\u7a7a\u503c\u7684\u8cc7\u6599\u3002\u50b3\u7d71\u7684\u5217\u5728\u5b58\u5132\u7a7a\u503c\u6642\uff0c\u6703\u4f54\u7528\u4e00\u5b9a\u7684\u7a7a\u9593\uff0c\u800c\u7a00\u758f\u5217\u5247\u80fd\u5920\u6709\u6548\u5730\u6e1b\u5c11\u9019\u90e8\u5206\u7684\u7a7a\u9593\u6d6a\u8cbb\u3002\u7576\u4e00\u500b\u5217\u88ab\u5b9a\u7fa9\u70ba\u7a00\u758f\u5217\u6642\uff0cSQL Server\u6703\u4f7f\u7528\u4e00\u7a2e\u7279\u6b8a\u7684\u5b58\u5132\u683c\u5f0f\u4f86\u8655\u7406\u9019\u4e9b\u7a7a\u503c\uff0c\u5f9e\u800c\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u3002<\/p>\n<h3 id=\"%e7%a8%80%e7%96%8f%e5%88%97%e7%9a%84%e5%84%aa%e5%8b%a2-bvrcGKadhW\">\u7a00\u758f\u5217\u7684\u512a\u52e2<\/h3>\n<ul>\n<li><strong>\u7bc0\u7701\u7a7a\u9593\uff1a<\/strong>\u5c0d\u65bc\u5305\u542b\u5927\u91cf\u7a7a\u503c\u7684\u5217\uff0c\u4f7f\u7528\u7a00\u758f\u5217\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u8cc7\u6599\u5eab\u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u5728\u67e5\u8a62\u6642\uff0c\u7a00\u758f\u5217\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u70ba\u7cfb\u7d71\u4e0d\u9700\u8981\u8655\u7406\u90a3\u4e9b\u7a7a\u503c\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7a00\u758f\u5217\u53ef\u4ee5\u8207\u5176\u4ed6\u8cc7\u6599\u985e\u578b\u7d50\u5408\u4f7f\u7528\uff0c\u63d0\u4f9b\u66f4\u5927\u7684\u9748\u6d3b\u6027\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e7%a8%80%e7%96%8f%e5%88%97-bvrcGKadhW\">\u5982\u4f55\u4f7f\u7528\u7a00\u758f\u5217<\/h3>\n<p>\u5728SQL Server\u4e2d\uff0c\u5b9a\u7fa9\u7a00\u758f\u5217\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE ExampleTable (\n    ID INT PRIMARY KEY,\n    SparseColumn1 INT SPARSE NULL,\n    SparseColumn2 NVARCHAR(100) SPARSE NULL\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>SparseColumn1<\/code>\u548c<code>SparseColumn2<\/code>\u90fd\u662f\u7a00\u758f\u5217\uff0c\u9019\u610f\u5473\u8457\u5b83\u5011\u53ef\u4ee5\u6709\u6548\u5730\u5b58\u5132\u5927\u91cf\u7684\u7a7a\u503c\u3002<\/p>\n<h2 id=\"%e5%88%97%e9%9b%86%e7%9a%84%e6%a6%82%e5%bf%b5-bvrcGKadhW\">\u5217\u96c6\u7684\u6982\u5ff5<\/h2>\n<p>\u5217\u96c6\u662f\u4e00\u7a2e\u65b0\u7684\u8cc7\u6599\u5b58\u5132\u683c\u5f0f\uff0c\u65e8\u5728\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u5206\u6790\u6027\u67e5\u8a62\u4e2d\u3002\u5217\u96c6\u5c07\u8cc7\u6599\u6309\u5217\u800c\u975e\u6309\u884c\u5b58\u5132\uff0c\u9019\u4f7f\u5f97\u5728\u9032\u884c\u805a\u5408\u548c\u7be9\u9078\u64cd\u4f5c\u6642\uff0c\u53ef\u4ee5\u66f4\u5feb\u5730\u8b80\u53d6\u6240\u9700\u7684\u8cc7\u6599\u3002<\/p>\n<h3 id=\"%e5%88%97%e9%9b%86%e7%9a%84%e5%84%aa%e5%8b%a2-bvrcGKadhW\">\u5217\u96c6\u7684\u512a\u52e2<\/h3>\n<ul>\n<li><strong>\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff1a<\/strong>\u5217\u96c6\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u8cc7\u6599\u6642\u3002<\/li>\n<li><strong>\u58d3\u7e2e\u8cc7\u6599\uff1a<\/strong>\u5217\u96c6\u4f7f\u7528\u9ad8\u6548\u7684\u58d3\u7e2e\u6280\u8853\uff0c\u9032\u4e00\u6b65\u6e1b\u5c11\u5b58\u5132\u9700\u6c42\u3002<\/li>\n<li><strong>\u9069\u5408\u5206\u6790\u6027\u5de5\u4f5c\u8ca0\u8f09\uff1a<\/strong>\u5217\u96c6\u7279\u5225\u9069\u5408\u7528\u65bcOLAP\uff08\u806f\u6a5f\u5206\u6790\u8655\u7406\uff09\u5de5\u4f5c\u8ca0\u8f09\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%88%97%e9%9b%86-bvrcGKadhW\">\u5982\u4f55\u4f7f\u7528\u5217\u96c6<\/h3>\n<p>\u5728SQL Server\u4e2d\uff0c\u5275\u5efa\u5217\u96c6\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE ExampleColumnStore (\n    ID INT PRIMARY KEY,\n    DataColumn1 INT,\n    DataColumn2 NVARCHAR(100)\n) WITH (DATA_COMPRESSION = COLUMNSTORE);<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5275\u5efa\u4e86\u4e00\u500b\u5217\u96c6\uff0c\u4e26\u555f\u7528\u4e86\u8cc7\u6599\u58d3\u7e2e\u529f\u80fd\uff0c\u9019\u6a23\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u9ad8\u6027\u80fd\u548c\u6e1b\u5c11\u5b58\u5132\u7a7a\u9593\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e7%b6%93%e9%a9%97%e8%88%87%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-bvrcGKadhW\">\u5be6\u969b\u7d93\u9a57\u8207\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528\u7a00\u758f\u5217\u548c\u5217\u96c6\u6642\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u8a55\u4f30\u8cc7\u6599\u7279\u6027\uff1a<\/strong>\u5728\u6c7a\u5b9a\u4f7f\u7528\u7a00\u758f\u5217\u6216\u5217\u96c6\u4e4b\u524d\uff0c\u61c9\u8a72\u8a55\u4f30\u8cc7\u6599\u7684\u7279\u6027\uff0c\u78ba\u5b9a\u662f\u5426\u771f\u7684\u9700\u8981\u9019\u4e9b\u529f\u80fd\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u6027\u80fd\uff1a<\/strong>\u5728\u5be6\u65bd\u4e4b\u524d\uff0c\u9032\u884c\u6027\u80fd\u6e2c\u8a66\uff0c\u4ee5\u78ba\u4fdd\u9019\u4e9b\u529f\u80fd\u80fd\u5920\u5e36\u4f86\u9810\u671f\u7684\u6548\u76ca\u3002<\/li>\n<li><strong>\u76e3\u63a7\u8207\u8abf\u6574\uff1a<\/strong>\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\uff0c\u6301\u7e8c\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\uff0c\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bvrcGKadhW\">\u7e3d\u7d50<\/h2>\n<p>SQL Server 2008\u7684\u7a00\u758f\u5217\u548c\u5217\u96c6\u529f\u80fd\u70ba\u8cc7\u6599\u5eab\u7ba1\u7406\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u5927\u91cf\u8cc7\u6599\u4e26\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u7684\u4f7f\u7528\u9019\u4e9b\u529f\u80fd\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u8cc7\u6599\u5eab\u7684\u6548\u7387\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u8cc7\u6599\u5b58\u5132\u548c\u8655\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u6216<code><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u8cc7\u6599\u5eab\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22SQL Server 2008\u4e2d\u7a00\u758f\u5217\u8207\u5217\u96c6\u7684\u6700\u4f73\u5be6\u8e10\u8207\u7d93\u9a57\u7e3d\u7d50\uff0c\u63d0\u5347\u6578\u64da\u5b58\u5132\u6548\u7387\u8207\u6027\u80fd\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-136575","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/136575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=136575"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/136575\/revisions"}],"predecessor-version":[{"id":136576,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/136575\/revisions\/136576"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=136575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=136575"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=136575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}