{"id":1113,"date":"2008-04-01T18:02:58","date_gmt":"2008-04-01T18:02:58","guid":{"rendered":"https:\/\/blogs.msdn.microsoft.com\/heaths\/2008\/04\/01\/windows-installer-4-5-beta-2-available\/"},"modified":"2019-02-17T15:30:03","modified_gmt":"2019-02-17T22:30:03","slug":"windows-installer-4-5-beta-2-available","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/setup\/windows-installer-4-5-beta-2-available\/","title":{"rendered":"Windows Installer 4.5 Beta 2 Available"},"content":{"rendered":"<p>The Windows Installer team <a href=\"http:\/\/blogs.msdn.com\/windows_installer_team\/archive\/2008\/03\/21\/windows-installer-4-5-beta-2-now-available.aspx\">released Windows Installer 4.5 Beta 2<\/a> recently. While not a lot has visibly changed since the first beta for which I provided an <a href=\"http:\/\/blogs.msdn.com\/heaths\/archive\/2007\/08\/27\/what-s-new-in-windows-installer-4-5-overview.aspx\">overview<\/a>, it&#8217;s important to note that a new column was added to the <a href=\"http:\/\/msdn2.microsoft.com\/library\/aa368062.aspx\">CustomAction table<\/a> since <a href=\"http:\/\/blogs.msdn.com\/heaths\/archive\/2007\/09\/01\/column-types-cannot-be-changed-in-a-patch-or-transform.aspx\">changes to column types are not supported<\/a> in a transform or patch but adding a new column is supported.<\/p>\n<p>The ExtendedType column is defined as a nullable <a href=\"http:\/\/msdn2.microsoft.com\/library\/aa368325.aspx\">DoubleInteger<\/a>, or I4 using <a href=\"http:\/\/msdn2.microsoft.com\/library\/aa367583.aspx\">IDT format<\/a> codes. Currently the only supported value is the new msidbCustomActionTypePatchUninstall (0x8000) that denotes a <a href=\"http:\/\/msdn2.microsoft.com\/library\/aa370739.aspx\">patch uninstall custom action<\/a>, which is the feature to deploy a custom action in a patch that will execute when that patch is uninstalled. This was previously impossible without hooks in a baseline product because <a href=\"http:\/\/blogs.msdn.com\/heaths\/archive\/2005\/09\/12\/464047.aspx\">a patch is uninstalled<\/a> by removing the patch from the aggregate view of the product and all applicable updates, and then repairing the product.<\/p>\n<p>For more information and to sign up for the Windows Installer 4.5 pre-release program, visit <a title=\"Windows Installer 4.5\" href=\"https:\/\/connect.microsoft.com\/site\/sitehome.aspx?SiteID=432\">Windows Installer 4.5<\/a> on <a href=\"http:\/\/connect.microsoft.com\">Microsoft Connect<\/a>.<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Windows Installer team released Windows Installer 4.5 Beta 2 recently. While not a lot has visibly changed since the first beta for which I provided an overview, it&#8217;s important to note that a new column was added to the CustomAction table since changes to column types are not supported in a transform or patch [&hellip;]<\/p>\n","protected":false},"author":389,"featured_media":3843,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[10,20,26,27,42],"class_list":["post-1113","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-custom-actions","tag-installation","tag-msi4-5","tag-news","tag-uninstall"],"acf":[],"blog_post_summary":"<p>The Windows Installer team released Windows Installer 4.5 Beta 2 recently. While not a lot has visibly changed since the first beta for which I provided an overview, it&#8217;s important to note that a new column was added to the CustomAction table since changes to column types are not supported in a transform or patch [&hellip;]<\/p>\n","_links":{"self":[{"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/posts\/1113","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/users\/389"}],"replies":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/comments?post=1113"}],"version-history":[{"count":0,"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/posts\/1113\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/media\/3843"}],"wp:attachment":[{"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/media?parent=1113"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/categories?post=1113"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/setup\/wp-json\/wp\/v2\/tags?post=1113"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}