CreateQuery view_foo_bar (children 3)
 Identifier view_foo_bar
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 5)
     Identifier ddate
     Identifier bar_id
     Identifier bar_n
     Identifier foo_id
     Identifier foo_n
    TablesInSelectQuery (children 2)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Subquery (alias js1) (children 1)
        SelectWithUnionQuery (children 1)
         ExpressionList (children 1)
          SelectQuery (children 2)
           ExpressionList (children 4)
            Identifier ddate
            Identifier id (alias bar_id)
            Identifier n (alias bar_n)
            Identifier foo_id
           TablesInSelectQuery (children 1)
            TablesInSelectQueryElement (children 1)
             TableExpression (children 1)
              TableIdentifier bar
     TablesInSelectQueryElement (children 2)
      TableExpression (children 1)
       Subquery (alias js2) (children 1)
        SelectWithUnionQuery (children 1)
         ExpressionList (children 1)
          SelectQuery (children 2)
           ExpressionList (children 2)
            Identifier id (alias foo_id)
            Identifier n (alias foo_n)
           TablesInSelectQuery (children 1)
            TablesInSelectQueryElement (children 1)
             TableExpression (children 1)
              TableIdentifier foo
      TableJoin (children 1)
       ExpressionList (children 1)
        Identifier foo_id
 ViewTargets (children 1)
  Storage definition (children 1)
   Function ReplacingMergeTree (children 1)
    ExpressionList (children 3)
     Identifier ddate
     Identifier bar_id
     Literal UInt64_8192