CreateQuery merge_tree_to_set (children 4)
 Identifier merge_tree_to_set
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration c0 (children 1)
    DataType Int
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier test_table
 ViewTargets
