OFFSET is now a reserved word

git-svn-id: http://h2database.googlecode.com/svn/trunk@5860 e6896862-9d19-0410-bfb3-e9fa5d50e656
"Fetch" is also a keyword now.

git-svn-id: http://h2database.googlecode.com/svn/trunk@5861 e6896862-9d19-0410-bfb3-e9fa5d50e656
Conditions on the "_rowid_" pseudo-column didn't use an index when using the MVStore.

git-svn-id: http://h2database.googlecode.com/svn/trunk@5862 e6896862-9d19-0410-bfb3-e9fa5d50e656