mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-14 18:32:29 +00:00
46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
#include "ODBCSink.h"
|
|
|
|
#include <IO/WriteBufferFromString.h>
|
|
#include <Interpreters/Context.h>
|
|
#include <Processors/Formats/IOutputFormat.h>
|
|
#include <Parsers/getInsertQuery.h>
|
|
|
|
|
|
namespace DB
|
|
{
|
|
|
|
|
|
ODBCSink::ODBCSink(
|
|
nanodbc::ConnectionHolderPtr connection_holder_,
|
|
const std::string & remote_database_name_,
|
|
const std::string & remote_table_name_,
|
|
const Block & sample_block_,
|
|
ContextPtr local_context_,
|
|
IdentifierQuotingStyle quoting_)
|
|
: ISink(sample_block_)
|
|
, log(getLogger("ODBCSink"))
|
|
, connection_holder(std::move(connection_holder_))
|
|
, db_name(remote_database_name_)
|
|
, table_name(remote_table_name_)
|
|
, sample_block(sample_block_)
|
|
, local_context(local_context_)
|
|
, quoting(quoting_)
|
|
{
|
|
description.init(sample_block);
|
|
}
|
|
|
|
|
|
void ODBCSink::consume(Chunk chunk)
|
|
{
|
|
auto block = getPort().getHeader().cloneWithColumns(chunk.detachColumns());
|
|
WriteBufferFromOwnString values_buf;
|
|
auto writer = local_context->getOutputFormat("Values", values_buf, sample_block);
|
|
writer->write(block);
|
|
|
|
std::string query = getInsertQuery(db_name, table_name, block.getColumnsWithTypeAndName(), quoting) + values_buf.str();
|
|
execute<void>(connection_holder,
|
|
[&](nanodbc::connection & connection) { execute(connection, query); });
|
|
}
|
|
|
|
}
|