Upgrading from an earlier version of Sakai typically involves a database conversion (for which scripts are supplied with the release), an update to custom skins and possibly changes to any custom code.

1.0 Database Conversions

2.0 Other Database Conversions

Sakai also includes data and schema conversions outside the standard scripts to address data integrity issues for assignments, content hosting and email archive. Below is a quick summary and overview of the process for each tool.

2.1 MailArchive conversion (2.5 -> 2.6)

2.2 Assignments Tool conversion

2.3 Content Hosting

3.0 Portfolios (OSP) permission settings

4.0 The Link Tool has been removed starting with Sakai 10

5.0 Upgrading the Sakai skin