CreateQuery final_bug (children 3)
 Identifier final_bug
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration x (children 1)
    DataType UInt64
   ColumnDeclaration y (children 1)
    DataType UInt8
 Storage definition (children 3)
  Function ReplacingMergeTree (children 1)
   ExpressionList (children 1)
    Identifier y
  Identifier x
  Set