.reference

git-svn-id: http://upp-mirror.googlecode.com/svn/trunk@7700 05275033-79c2-2956-22f4-0a99e774df92
Sql: SqlExp support for 'union all' (as operator+)

git-svn-id: http://upp-mirror.googlecode.com/svn/trunk@7701 05275033-79c2-2956-22f4-0a99e774df92