CreateQuery test_mv (children 3)
 Identifier test_mv
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 2)
     WithElement (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Identifier col1 (alias aliased)
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier test_table
     WithElement (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 1)
           Asterisk
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier test_table
          Function in (children 1)
           ExpressionList (children 2)
            Identifier col1
            Subquery (children 1)
             SelectWithUnionQuery (children 1)
              ExpressionList (children 1)
               SelectQuery (children 2)
                ExpressionList (children 1)
                 Identifier aliased
                TablesInSelectQuery (children 1)
                 TablesInSelectQueryElement (children 1)
                  TableExpression (children 1)
                   TableIdentifier subquery_on_source
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier output
 ViewTargets (children 1)
  Storage definition (children 2)
   Function MergeTree
   Function tuple (children 1)
    ExpressionList
