ClickHouse/dbms/src/Functions/queryString.h
alexey-milovidov 5b1eaba276
Every function in its own file, part 6 (#3661)
* Every function in its own file, part 6 [#CLICKHOUSE-2]

* Every function in its own file, part 6 [#CLICKHOUSE-2]

* Every function in its own file, part 6 [#CLICKHOUSE-2]
2018-11-26 02:24:26 +03:00

34 lines
682 B
C++

#pragma once
#include <Functions/FunctionsURL.h>
#include <common/find_symbols.h>
namespace DB
{
template <bool without_leading_char>
struct ExtractQueryString
{
static size_t getReserveLengthForElement() { return 10; }
static void execute(Pos data, size_t size, Pos & res_data, size_t & res_size)
{
res_data = data;
res_size = 0;
Pos pos = data;
Pos end = pos + size;
if (end != (pos = find_first_symbols<'?'>(pos, end)))
{
Pos fragment = find_first_symbols<'#'>(pos, end);
res_data = pos + (without_leading_char ? 1 : 0);
res_size = fragment - res_data;
}
}
};
}