CreateQuery num_tab (children 4)
 Identifier num_tab
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt8
   ColumnDeclaration val (children 1)
    DataType UInt32
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier id
    Identifier val
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 2)
     Function modulo (alias id) (children 1)
      ExpressionList (children 2)
       Identifier number
       Literal UInt64_2
     Identifier number (alias val)
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_20
