ClickHouse/src/Functions/startsWith.cpp

#include <DataTypes/DataTypeString.h>
#include <Functions/FunctionFactory.h>
#include <Functions/FunctionStartsEndsWith.h>


namespace DB
{

using FunctionStartsWith = FunctionStartsEndsWith<NameStartsWith>;

REGISTER_FUNCTION(StartsWith)
{
    factory.registerFunction<FunctionStartsWith>();
}

}
Every function in its own file, part 3 2018-09-09 23:36:06 +00:00			`#include <DataTypes/DataTypeString.h>`
			`#include <Functions/FunctionFactory.h>`
			`#include <Functions/FunctionStartsEndsWith.h>`


			`namespace DB`
			`{`

			`using FunctionStartsWith = FunctionStartsEndsWith<NameStartsWith>;`

Automated function registration Automated register all functions with below naming convention by iterating through the symbols: void DB::registerXXX(DB::FunctionFactory &) 2022-07-04 07:01:39 +00:00			`REGISTER_FUNCTION(StartsWith)`
Every function in its own file, part 3 2018-09-09 23:36:06 +00:00			`{`
			`factory.registerFunction<FunctionStartsWith>();`
			`}`

			`}`