From 9296ef50089b8427734f8a9b0e59b6ba98b2b0d0 Mon Sep 17 00:00:00 2001
From: Ivan Lezhankin <ilezhankin@yandex-team.ru>
Date: Tue, 23 Oct 2018 17:59:24 +0300
Subject: [PATCH] Temporarily disable precalculated bias estimations for
 precisions other than 17.

---
 dbms/scripts/gen-bias-data.py                        |  2 +-
 .../AggregateFunctionUniqCombined.h                  | 12 ++++++++++--
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/dbms/scripts/gen-bias-data.py b/dbms/scripts/gen-bias-data.py
index 7edc9948e76..034cfcca7dd 100755
--- a/dbms/scripts/gen-bias-data.py
+++ b/dbms/scripts/gen-bias-data.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3.4
+#!/usr/bin/python3
 # -*- coding: utf-8 -*-
 
 import sys
diff --git a/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h b/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h
index 1e855cb8f5f..fac220b7bbb 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h
+++ b/dbms/src/AggregateFunctions/AggregateFunctionUniqCombined.h
@@ -68,12 +68,20 @@ namespace detail
 
 template <typename Key, UInt8 K>
 struct AggregateFunctionUniqCombinedDataWithKey
+{
+    using Set = CombinedCardinalityEstimator<Key, HashSet<Key, TrivialHash, HashTableGrower<>>, 16, K - 3, K, TrivialHash, Key>;
+
+    Set set;
+};
+
+template <typename Key>
+struct AggregateFunctionUniqCombinedDataWithKey<Key, 17>
 {
     using Set = CombinedCardinalityEstimator<Key,
         HashSet<Key, TrivialHash, HashTableGrower<>>,
         16,
-        K - 3,
-        K,
+        14,
+        17,
         TrivialHash,
         Key,
         HyperLogLogBiasEstimator<UniqCombinedBiasData>,