CreateQuery ttt (children 4)
 Identifier ttt
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration hr (children 1)
    DataType DateTime
   ColumnDeclaration ts (children 1)
    DataType DateTime
 Storage definition (children 1)
  Function Memory
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 1)
    ExpressionList (children 2)
     Literal \'2000-01-01\' (alias d)
     Identifier d
