mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 23:52:03 +00:00
ed5b521110
* Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2]. * Less dependencies [#CLICKHOUSE-2].
102 lines
2.4 KiB
C++
102 lines
2.4 KiB
C++
#pragma once
|
|
|
|
#include <mysqlxx/Row.h>
|
|
#include <mysqlxx/Null.h>
|
|
#include <mysqlxx/Manip.h>
|
|
|
|
#include <DB/Core/Field.h>
|
|
#include <DB/Core/FieldVisitors.h>
|
|
#include <DB/IO/WriteHelpers.h>
|
|
|
|
|
|
/// This is for Yandex.Metrica code.
|
|
|
|
namespace mysqlxx
|
|
{
|
|
inline std::ostream & operator<< (mysqlxx::EscapeManipResult res, const DB::Array & value)
|
|
{
|
|
return res.ostr << DB::applyVisitor(DB::FieldVisitorToString(), DB::Field(value));
|
|
}
|
|
|
|
inline std::ostream & operator<< (mysqlxx::QuoteManipResult res, const DB::Array & value)
|
|
{
|
|
throw Poco::Exception("Cannot quote Array with mysqlxx::quote.");
|
|
}
|
|
|
|
inline std::istream & operator>> (mysqlxx::UnEscapeManipResult res, DB::Array & value)
|
|
{
|
|
throw Poco::Exception("Cannot unescape Array with mysqlxx::unescape.");
|
|
}
|
|
|
|
inline std::istream & operator>> (mysqlxx::UnQuoteManipResult res, DB::Array & value)
|
|
{
|
|
throw Poco::Exception("Cannot unquote Array with mysqlxx::unquote.");
|
|
}
|
|
|
|
|
|
inline std::ostream & operator<< (mysqlxx::EscapeManipResult res, const DB::Tuple & value)
|
|
{
|
|
return res.ostr << DB::applyVisitor(DB::FieldVisitorToString(), DB::Field(value));
|
|
}
|
|
|
|
inline std::ostream & operator<< (mysqlxx::QuoteManipResult res, const DB::Tuple & value)
|
|
{
|
|
throw Poco::Exception("Cannot quote Tuple with mysqlxx::quote.");
|
|
}
|
|
|
|
inline std::istream & operator>> (mysqlxx::UnEscapeManipResult res, DB::Tuple & value)
|
|
{
|
|
throw Poco::Exception("Cannot unescape Tuple with mysqlxx::unescape.");
|
|
}
|
|
|
|
inline std::istream & operator>> (mysqlxx::UnQuoteManipResult res, DB::Tuple & value)
|
|
{
|
|
throw Poco::Exception("Cannot unquote Tuple with mysqlxx::unquote.");
|
|
}
|
|
}
|
|
|
|
|
|
namespace DB
|
|
{
|
|
|
|
/// Вывести mysqlxx::Row в tab-separated виде
|
|
inline void writeEscapedRow(const mysqlxx::Row & row, WriteBuffer & buf)
|
|
{
|
|
for (size_t i = 0; i < row.size(); ++i)
|
|
{
|
|
if (i != 0)
|
|
buf.write('\t');
|
|
|
|
if (unlikely(row[i].isNull()))
|
|
{
|
|
buf.write("\\N", 2);
|
|
continue;
|
|
}
|
|
|
|
writeAnyEscapedString<'\''>(row[i].data(), row[i].data() + row[i].length(), buf);
|
|
}
|
|
}
|
|
|
|
|
|
template <typename T>
|
|
inline void writeText(const mysqlxx::Null<T> & x, WriteBuffer & buf)
|
|
{
|
|
if (x.isNull())
|
|
writeCString("\\N", buf);
|
|
else
|
|
writeText(static_cast<const T &>(x), buf);
|
|
}
|
|
|
|
|
|
template <typename T>
|
|
inline void writeQuoted(const mysqlxx::Null<T> & x, WriteBuffer & buf)
|
|
{
|
|
if (x.isNull())
|
|
writeCString("NULL", buf);
|
|
else
|
|
writeText(static_cast<const T &>(x), buf);
|
|
}
|
|
|
|
}
|
|
|