ClickHouse/dbms/src/AggregateFunctions/AggregateFunctionsSequenceMatch.cpp
Alexey Arno 19bc3181f2 Merge
2015-09-24 15:40:36 +03:00

35 lines
1.1 KiB
C++

#include <DB/AggregateFunctions/AggregateFunctionFactory.h>
#include <DB/AggregateFunctions/AggregateFunctionSequenceMatch.h>
namespace DB
{
namespace
{
AggregateFunctionPtr createAggregateFunctionSequenceCount(const std::string & name, const DataTypes & argument_types)
{
if (!AggregateFunctionSequenceCount::sufficientArgs(argument_types.size()))
throw Exception("Incorrect number of arguments for aggregate function " + name, ErrorCodes::NUMBER_OF_ARGUMENTS_DOESNT_MATCH);
return new AggregateFunctionSequenceCount;
}
AggregateFunctionPtr createAggregateFunctionSequenceMatch(const std::string & name, const DataTypes & argument_types)
{
if (!AggregateFunctionSequenceMatch::sufficientArgs(argument_types.size()))
throw Exception("Incorrect number of arguments for aggregate function " + name, ErrorCodes::NUMBER_OF_ARGUMENTS_DOESNT_MATCH);
return new AggregateFunctionSequenceMatch;
}
}
void registerAggregateFunctionsSequenceMatch(AggregateFunctionFactory & factory)
{
factory.registerFunction({"sequenceMatch"}, createAggregateFunctionSequenceMatch);
factory.registerFunction({"sequenceCount"}, createAggregateFunctionSequenceCount);
}
}