1 | #include <AggregateFunctions/AggregateFunctionFactory.h> |
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2 | #include <AggregateFunctions/AggregateFunctionCount.h> |
3 | #include <AggregateFunctions/FactoryHelpers.h> |
4 | #include "registerAggregateFunctions.h" |
5 | |
6 | |
7 | namespace DB |
8 | { |
9 | |
10 | namespace |
11 | { |
12 | |
13 | AggregateFunctionPtr createAggregateFunctionCount(const std::string & name, const DataTypes & argument_types, const Array & parameters) |
14 | { |
15 | assertNoParameters(name, parameters); |
16 | assertArityAtMost<1>(name, argument_types); |
17 | |
18 | return std::make_shared<AggregateFunctionCount>(argument_types); |
19 | } |
20 | |
21 | } |
22 | |
23 | void registerAggregateFunctionCount(AggregateFunctionFactory & factory) |
24 | { |
25 | factory.registerFunction("count", createAggregateFunctionCount, AggregateFunctionFactory::CaseInsensitive); |
26 | } |
27 | |
28 | } |
29 |