The optimization for IN(...) queries combined with OR could result in a strange exception of the type "column x must be included in the group by list".

Fix bug in optimising SELECT * FROM A WHERE X=1 OR X=2 OR X=3 into SELECT * FROM A WHERE X IN (1,2,3)

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Issue 274: Sybase/MSSQLServer compatibility - support index clause e.g. "select * from test (index table1_index)"

Fix Issue 389: When there is a multi-column primary key, H2 does not seem to always pick the right index