The MonetDB team at CWI/MonetDB BV is pleased to announce the Jun2010-SP1 bug fix release of the MonetDB suite of programs. Lots of problems have been fixed, the most important one being the fix in the handling of database upgrades of databases created with the Feb2010 release to the current version. More information (including release notes) on this release is available at http://monetdb.cwi.nl/Development/Releases/Jun2010/. The download location has changed to http://dev.monetdb.org/downloads/. Please fix any bookmarks you may have. -- Sjoerd Mullender