CreateQuery test_hash_duplicates (children 3)
 Identifier test_hash_duplicates
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration data (children 1)
    DataType String
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList (children 3)
    Function sipHash64 (children 1)
     ExpressionList (children 1)
      Identifier data
    Function cityHash64 (children 1)
     ExpressionList (children 1)
      Identifier data
    Function sipHash64 (children 1)
     ExpressionList (children 1)
      Identifier data
  Identifier id
