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Added summary [#CLICKHOUSE-3].

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Alexey Milovidov 2017-01-31 23:24:49 +03:00
parent e2669c88cd
commit 933313aea3
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doc/example_datasets/nyc_taxi.md
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@ -272,7 +272,8 @@ WHERE (table = 'trips_mergetree') AND active
BTW, you could run OPTIMIZE for MergeTree table. But this is not necessary, everything will be fine.
Results on single server:
Results on single server
========================
Q1:
```
@ -348,3 +349,16 @@ Q1: 0.028 sec.
Q2: 0.043 sec.
Q3: 0.051 sec.
Q4: 0.072 sec.
In that case, query execution speed is dominated by latency.
We do queries from client located in Yandex datacenter in Mäntsälä (Finland) to cluster somewhere in Russia, that adds at least 20 ms of latency.
Summary
=======
```
nodes Q1 Q2 Q3 Q4
1 0.490 1.224 2.104 3.593
3 0.212 0.438 0.733 1.241
140 0.028 0.043 0.051 0.072
```