ClickHouse/src/TableFunctions/TableFunctionHDFS.h
Azat Khuzhin d93b9a57f6 Forward declaration for Context as much as possible.
Now after changing Context.h 488 modules will be recompiled instead of 582.
2020-05-21 01:53:18 +03:00

36 lines
752 B
C++

#pragma once
#include <Common/config.h>
#if USE_HDFS
#include <TableFunctions/ITableFunctionFileLike.h>
namespace DB
{
class Context;
/* hdfs(name_node_ip:name_node_port, format, structure) - creates a temporary storage from hdfs file
*
*/
class TableFunctionHDFS : public ITableFunctionFileLike
{
public:
static constexpr auto name = "hdfs";
std::string getName() const override
{
return name;
}
private:
StoragePtr getStorage(
const String & source, const String & format, const ColumnsDescription & columns, Context & global_context, const std::string & table_name, const String & compression_method) const override;
const char * getStorageTypeName() const override { return "HDFS"; }
};
}
#endif