ClickHouse/programs/odbc-bridge/ColumnInfoHandler.h
Ivan 495c6e03aa
Replace all Context references with std::weak_ptr (#22297)
* Replace all Context references with std::weak_ptr

* Fix shared context captured by value

* Fix build

* Fix Context with named sessions

* Fix copy context

* Fix gcc build

* Merge with master and fix build

* Fix gcc-9 build
2021-04-11 02:33:54 +03:00

36 lines
902 B
C++

#pragma once
#if USE_ODBC
# include <Interpreters/Context_fwd.h>
# include <Server/HTTP/HTTPRequestHandler.h>
# include <Common/config.h>
# include <Poco/Logger.h>
/** The structure of the table is taken from the query "SELECT * FROM table WHERE 1=0".
* TODO: It would be much better to utilize ODBC methods dedicated for columns description.
* If there is no such table, an exception is thrown.
*/
namespace DB
{
class ODBCColumnsInfoHandler : public HTTPRequestHandler, WithContext
{
public:
ODBCColumnsInfoHandler(size_t keep_alive_timeout_, ContextPtr context_)
: WithContext(context_), log(&Poco::Logger::get("ODBCColumnsInfoHandler")), keep_alive_timeout(keep_alive_timeout_)
{
}
void handleRequest(HTTPServerRequest & request, HTTPServerResponse & response) override;
private:
Poco::Logger * log;
size_t keep_alive_timeout;
};
}
#endif