ClickHouse/dbms/src/DataStreams/MaterializingBlockInputStream.cpp
2017-11-01 06:09:06 +03:00

31 lines
613 B
C++

#include <DataStreams/MaterializingBlockInputStream.h>
#include <DataStreams/materializeBlock.h>
namespace DB
{
MaterializingBlockInputStream::MaterializingBlockInputStream(const BlockInputStreamPtr & input)
{
children.push_back(input);
}
String MaterializingBlockInputStream::getName() const
{
return "Materializing";
}
String MaterializingBlockInputStream::getID() const
{
std::stringstream res;
res << "Materializing(" << children.back()->getID() << ")";
return res.str();
}
Block MaterializingBlockInputStream::readImpl()
{
return materializeBlock(children.back()->read());
}
}