InsertQuery   (children 3)
 Identifier test_materialize
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 3)
     Function intDiv (children 1)
      ExpressionList (children 2)
       Identifier number
       Literal UInt64_5000
     Identifier number
     Function repeat (children 1)
      ExpressionList (children 2)
       Literal \'a\'
       Identifier number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal Float64_10000
    Set
 Set
