1#include <iostream>
2
3#include <IO/WriteBufferFromOStream.h>
4#include <Storages/System/StorageSystemNumbers.h>
5#include <DataStreams/LimitBlockInputStream.h>
6#include <Formats/FormatFactory.h>
7#include <DataStreams/copyData.h>
8#include <DataTypes/DataTypesNumber.h>
9#include <Interpreters/Context.h>
10
11
12int main(int, char **)
13try
14{
15 using namespace DB;
16
17 StoragePtr table = StorageSystemNumbers::create("numbers", false);
18
19 Names column_names;
20 column_names.push_back("number");
21
22 Block sample;
23 ColumnWithTypeAndName col;
24 col.type = std::make_shared<DataTypeUInt64>();
25 sample.insert(std::move(col));
26
27 WriteBufferFromOStream out_buf(std::cout);
28
29 auto context = Context::createGlobal();
30 context.makeGlobalContext();
31 QueryProcessingStage::Enum stage = table->getQueryProcessingStage(context);
32
33 LimitBlockInputStream input(table->read(column_names, {}, context, stage, 10, 1)[0], 10, 96);
34 BlockOutputStreamPtr out = FormatFactory::instance().getOutput("TabSeparated", out_buf, sample, context);
35
36 copyData(input, *out);
37
38 return 0;
39}
40catch (const DB::Exception & e)
41{
42 std::cerr << e.what() << ", " << e.displayText() << std::endl;
43 return 1;
44}
45