SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function bitmapCardinality (children 1)
     ExpressionList (children 1)
      Function bitmapAnd (children 1)
       ExpressionList (children 2)
        Identifier z
        Function bitmapBuild (children 1)
         ExpressionList (children 1)
          Function CAST (children 1)
           ExpressionList (children 2)
            Literal Array_[UInt64_19, UInt64_7]
            Literal \'Array(UInt32)\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier bitmap_column_expr_test