ClickHouse/dbms/src/DataStreams/SizeLimits.cpp
2018-03-11 03:15:26 +03:00

34 lines
981 B
C++

#include <DataStreams/SizeLimits.h>
#include <Common/formatReadable.h>
#include <Common/Exception.h>
#include <string>
namespace DB
{
bool SizeLimits::check(UInt64 rows, UInt64 bytes, const char * what, int exception_code) const
{
if (max_rows && rows > max_rows)
{
if (overflow_mode == OverflowMode::THROW)
throw Exception("Limit for " + std::string(what) + " exceeded, max rows: " + formatReadableQuantity(max_rows)
+ ", current rows: " + formatReadableQuantity(rows), exception_code);
else
return false;
}
if (max_bytes && bytes > max_bytes)
{
if (overflow_mode == OverflowMode::THROW)
throw Exception("Limit for " + std::string(what) + " exceeded, max bytes: " + formatReadableSizeWithBinarySuffix(max_bytes)
+ ", current bytes: " + formatReadableSizeWithBinarySuffix(bytes), exception_code);
else
return false;
}
return true;
}
}