{"id":942,"date":"2009-03-03T16:54:00","date_gmt":"2009-03-03T16:54:00","guid":{"rendered":"\/blogs\/paul\/post\/Common-questions-from-newsgroups-and-forums.aspx"},"modified":"2013-01-27T09:20:30","modified_gmt":"2013-01-27T17:20:30","slug":"common-questions-from-newsgroups-and-forums","status":"publish","type":"post","link":"https:\/\/www.sqlskills.com\/blogs\/paul\/common-questions-from-newsgroups-and-forums\/","title":{"rendered":"Common questions from newsgroups and forums"},"content":{"rendered":"<p>\n<font face=\"verdana,geneva\" size=\"2\">If you&#39;re new to the blog then you may not have seen my Search Engine Q&amp;A series (or seen it and not realized what it is). It started out that I was watching the incoming search engine queries that hit the blog and worked out what common questions people were searching for, but then I turned it into a &#39;what are common problems on the forums that I see&#39;. Anyway, there are a bunch of questions that I&#39;ve answered that make some interesting reading and touch on some pretty diverse topics. Here they are in chronological order, with links. Don&#39;t forget that I fastidiously categorize all posts and you can use the category links on the left hand side of the blog. <\/font>\n<\/p>\n<ol>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-1-running-out-of-transaction-log-space\/\"><font face=\"verdana,geneva\" size=\"2\">Running out of transaction log space<\/font><\/a><font face=\"verdana,geneva\" size=\"2\">&nbsp;&#8211; how to tell why your log is growing and two common cases &#8211; no log backups and a long-running transaction<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-2-moving-a-database-while-database-mirroring-is-running\/\"><font face=\"verdana,geneva\" size=\"2\">How to move a database while database mirroring is running<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-3-database-mirroring-failover-types-and-partner-timeouts\/\"><font face=\"verdana,geneva\" size=\"2\">Mirroring<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> &#8211; how long does it really take to detect a failure with database mirroring and how to combine mirroring and clustering<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-4-using-emergency-mode-to-access-a-recovery-pending-or-suspect-database\/\"><font face=\"verdana,geneva\" size=\"2\">EMERGENCY mode<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> &#8211; how to access a RECOVERY_PENDING or SUSPECT database<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-5-do-multi-core-cpus-perform-better-than-single-core-cpus\/\"><font face=\"verdana,geneva\" size=\"2\">Multi-core vs. single-core CPU performance<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-6-using-fn_dblog-to-tell-if-a-transaction-is-contained-in-a-backup\/\"><font face=\"verdana,geneva\" size=\"2\">Using the undocumented fn_dblog log analysis tool<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> &#8211; how to see whether a transaction is contained in a backup<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-7-restoring-from-a-backup-file-containing-multiple-database-backups\/\"><font face=\"verdana,geneva\" size=\"2\">Multi-file backups<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> &#8211; how to restore from a backup file containing multiple backups<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-8-how-can-defragging-an-index-break-synchronous-mirroring-and-what-happens\/\"><font face=\"verdana,geneva\" size=\"2\">How index maintenance can break mirroring<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-9-how-to-update-constraints\/\"><font face=\"verdana,geneva\" size=\"2\">Updating constraints<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> &#8211; how to update the constraints in the partitioning sliding-window scenario<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-10-rebuilding-indexes-and-updating-statistics\/\"><font face=\"verdana,geneva\" size=\"2\">Combining index and statistics maintenance<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-11-how-to-design-a-global-ready-database\/\"><font face=\"verdana,geneva\" size=\"2\">Designing a global-ready database<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-12-should-you-create-multiple-files-for-a-user-db-on-a-multi-core-box\/\"><font face=\"verdana,geneva\" size=\"2\">Multi-file databases to avoid contention<\/font><\/a><font face=\"verdana,geneva\" size=\"2\"> &#8211; for tempdb and for user databases &#8211; should you? And the follow-on about the <\/font><a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/the-frustration-of-sweeping-generalizations-follow-on-from-search-engine-qa-12\/\"><font face=\"verdana,geneva\" size=\"2\">dangers of sweeping generalizations<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-13-difference-between-database-version-and-database-compatibility-level\/\"><font face=\"verdana,geneva\" size=\"2\">Difference between database version and database compatibility level<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-14-beware-3rd-party-file-system-drivers-with-dbcc-checkdb\/\"><font face=\"verdana,geneva\" size=\"2\">How 3rd-party drivers can break DBCC CHECKDB<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-15-mirrored-backups\/\"><font face=\"verdana,geneva\" size=\"2\">Using mirrored backups<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-16-concurrent-log-and-full-backups\/\"><font face=\"verdana,geneva\" size=\"2\">Concurrent log and full backups<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-17-split-a-vldb-into-filegroups-or-smaller-databases-for-backups\/\"><font face=\"verdana,geneva\" size=\"2\">Backing up a VLDB<\/font><\/a><font face=\"verdana,geneva\" size=\"2\">&nbsp;&#8211; whether to split the VLDB into filegroups or smaller databases<\/font>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-18-whats-the-current-uptime-of-sql-server\/\"><font face=\"verdana,geneva\" size=\"2\">Determining the uptime of SQL Server<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-19-misconceptions-around-index-rebuilds-allocation-bulk_logged-mode-locking\/\"><font face=\"verdana,geneva\" size=\"2\">Myths and misconceptions around index rebuilds<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-20-boot-pages-and-boot-page-corruption\/\"><font face=\"verdana,geneva\" size=\"2\">Database &#39;boot page&#39; and boot page corruption<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-21-file-header-pages-and-file-header-corruption\/\"><font face=\"verdana,geneva\" size=\"2\">&#39;File header&#39; pages and file header page corruption<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-22-can-all-page-types-be-single-page-restored\/\"><font face=\"verdana,geneva\" size=\"2\">Which pages cannot be single-page restored?<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-23-my-transaction-log-is-full-now-what\/\"><font face=\"verdana,geneva\" size=\"2\">How to recover from a full transaction log<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-24-why-cant-the-transaction-log-use-instant-initialization\/\"><font face=\"verdana,geneva\" size=\"2\">Why the transaction log can&#39;t be instant initialized<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-25-why-isnt-my-log-backup-the-same-size-as-my-log\/\"><font face=\"verdana,geneva\" size=\"2\">Why log backups aren&#39;t always the same size as the log itself<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-26-myths-around-causing-corruption\/\"><font face=\"verdana,geneva\" size=\"2\">Myths around what can and cannot cause corruption<\/font><\/a>\n\t<\/div>\n<\/li>\n<li>\n<div>\n\t<a href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/search-engine-qa-27-how-does-the-storage-engine-find-variable-length-columns\/\"><font face=\"verdana,geneva\" size=\"2\">How does the storage engine find variable-length columns?<\/font><\/a>\n\t<\/div>\n<\/li>\n<\/ol>\n<p>\n<font face=\"verdana,geneva\" size=\"2\">&nbsp;Enjoy!<\/font><\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you&#39;re new to the blog then you may not have seen my Search Engine Q&amp;A series (or seen it and not realized what it is). It started out that I was watching the incoming search engine queries that hit the blog and worked out what common questions people were searching for, but then I [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44,78],"tags":[],"class_list":["post-942","post","type-post","status-publish","format-standard","hentry","category-general","category-search-engine-q-and-a"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Common questions from newsgroups and forums - Paul S. Randal<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sqlskills.com\/blogs\/paul\/common-questions-from-newsgroups-and-forums\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Common questions from newsgroups and forums - Paul S. Randal\" \/>\n<meta property=\"og:description\" content=\"If you&#039;re new to the blog then you may not have seen my Search Engine Q&amp;A series (or seen it and not realized what it is). 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