logilab-database #46126 work aroung NULL values in index non conformance of sqlserver2005 [resolved]

http://blogs.msdn.com/b/sqlcat/archive/2005/12/20/506138.aspx for the long story.

Solution involved using a view, which means sql_create_unique_multicol_index becomes sqls_* (change has to be made for all backends)

prioritynormal
typeenhancement
done in1.3.0
load3.000
load left0.000
closed by<not specified>