CreateQuery t_sample_final (children 3)
 Identifier t_sample_final
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration CounterID (children 1)
    DataType UInt32
   ColumnDeclaration UserID (children 1)
    DataType UInt64
   ColumnDeclaration Version (children 1)
    DataType UInt64
 Storage definition (children 4)
  Function ReplacingMergeTree (children 1)
   ExpressionList (children 1)
    Identifier Version
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier CounterID
    Function intHash32 (children 1)
     ExpressionList (children 1)
      Identifier UserID
  Function intHash32 (children 1)
   ExpressionList (children 1)
    Identifier UserID
  Set
