{"id":1060,"date":"2012-08-08T17:03:54","date_gmt":"2012-08-08T21:03:54","guid":{"rendered":"http:\/\/sqlity.net\/en\/?p=1060"},"modified":"2014-11-13T15:23:46","modified_gmt":"2014-11-13T20:23:46","slug":"presentation-materials-columnstore-index-internals","status":"publish","type":"post","link":"https:\/\/sqlity.net\/en\/1060\/presentation-materials-columnstore-index-internals\/","title":{"rendered":"Presentation Materials &#8211; Columnstore Index Internals"},"content":{"rendered":"<h3>Abstract<\/h3>\n<p>\nIn this session we are going to take a deep dive into the columnstore index feature introduced in SQL Server 2012. We will compare columnstore with b-tree indexes and see why a columnstore index is not really an index at all.\n<\/p>\n<p>\nAfter attending you will be able to identify queries that will benefit from columnar storage. You will be able to explain how the data in a columnstore index is stored on disk and which access mechanisms are available to SQL Server. You will be able to see whether a query is running in row mode or is utilizing the new batch mode and explain the difference between the two.\n<\/p>\n<p>\nIn this talk we will also cover the gaps that were left in the current implementation, scheduled to be filled in a future version of SQL Server.\n<\/p>\n<h3>Downloads<\/h3>\n<ul>\n<li><a href=\"http:\/\/downloads.sqlity.net\/ColumnstoreIndexInternals.pdf\">Slides<\/a><\/li>\n<\/ul>\n<h3>Other Resources<\/h3>\n<ul>\n<li><a href=\"#\">Columnar Storage in SQL Server 2012 (2012, IEEE - Per-Ake Larson, Eric N. Hanson, Susan L. Price)<\/a><\/li>\n<li><a href=\"#\">Column-Stores vs. Row-Stores: How different are they really? (2008, SIGMOD - Daniel L. Abadi, Samuel R. Madden, Nabil Hachem)<\/a><\/li>\n<li><a href=\"#\">SQL Server Columnstore Index FAQ (microsoft.com)<\/a><\/li>\n<li><a href=\"#\">SQL Server Columnstore Performance Tuning (microsoft.com)<\/a><\/li>\n<li><a href=\"#\">The coming in-memory database tipping point (2012, blogs.technet.com - David Campbell)<\/a><\/li>\n<li><a href=\"#\">Perform Scalar Aggregates and still get the Benefit of Batch Processing\u000b (microsoft.com)<\/a><\/li>\n<li><a href=\"#\">Work Around Performance Issues for Columnstores Related to Strings\u000b (microsoft.com)<\/a><\/li>\n<li><a href=\"#\">Ensuring Your Data is Sorted or Nearly Sorted by Date to Benefit from Date Range Elimination (microsoft.com)<\/a><\/li>\n<li><a href=\"#\">Columnstore Indexes (msdn.microsoft.com)<\/a><\/li>\n<li><a href=\"#\">Inside the SQL Server 2012 Columnstore Index (2012, rusanu.com - Rusanu Consulting llc)<\/a><\/li>\n<li><a href=\"#\">Multi-Dimensional Clustering to Maximize the Benefit of Segment Elimination (microsoft.com)<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\nIn this session we are going to take a deep dive into the columnstore index feature introduced in SQL Server 2012. We will compare columnstore with b-tree indexes and see why a columnstore index is not really an index at all.\n<\/p>\n<p>\nAfter attending you will be able to identify queries that will benefit from columnar storage. You will be able to explain how the data in a columnstore index is stored on disk and which access mechanisms are available to SQL Server. You will be able to see whether a query is running in row mode or is utilizing the new batch mode and explain the difference between the two.\n<\/p>\n<p>\nIn this talk we will also cover the gaps that were left in the current implementation, scheduled to be filled in a future version of SQL Server.\n<\/p>\n<p> <a href=\"https:\/\/sqlity.net\/en\/1060\/presentation-materials-columnstore-index-internals\/\">[more&#8230;]<\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[11],"tags":[],"class_list":["post-1060","post","type-post","status-publish","format-standard","hentry","category-presentations"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Presentation Materials - Columnstore Index Internals - sqlity.net<\/title>\n<meta name=\"description\" content=\"In this session we are going to take a deep dive into the columnstore index feature introduced in SQL Server 2012. 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