Added simple test for groupUniqArray(String). [#METR-22071]

Also reverted Benchmark.cpp it will be added in separate PR.

dbms/src/Client/Benchmark.cpp

@@ -8,7 +8,6 @@
 #include <fstream>
 #include <iomanip>
 #include <random>
-#include <limits.h>
 
 #include <Poco/File.h>
 #include <Poco/Util/Application.h>
@@ -59,11 +58,11 @@ public:
 	Benchmark(unsigned concurrency_, double delay_,
 			const String & host_, UInt16 port_, const String & default_database_,
 			const String & user_, const String & password_, const String & stage,
-			bool randomize_, size_t num_repetions_, double max_time_,
+			bool randomize_,
 			const Settings & settings_)
 		: concurrency(concurrency_), delay(delay_), queue(concurrency),
 		connections(concurrency, host_, port_, default_database_, user_, password_),
-		randomize(randomize_), num_repetions(num_repetions_), max_time(max_time_),
+		randomize(randomize_),
 		settings(settings_), pool(concurrency)
 	{
 		std::cerr << std::fixed << std::setprecision(3);
@@ -95,8 +94,6 @@ private:
 
 	ConnectionPool connections;
 	bool randomize;
-	size_t num_repetions;
-	double max_time;
 	Settings settings;
 	QueryProcessingStage::Enum query_processing_stage;
 
@@ -186,7 +183,7 @@ private:
 		Stopwatch watch;
 
 		/// В цикле, кладём все запросы в очередь.
-		for (size_t i = 0; !interrupt_listener.check() && (!(num_repetions > 0) || i < num_repetions); ++i)
+		for (size_t i = 0; !interrupt_listener.check(); ++i)
 		{
 			if (i >= queries.size())
 				i = 0;
@@ -197,7 +194,7 @@ private:
 
 			queue.push(queries[query_index]);
 
-			if (delay > 0 && watch.elapsedSeconds() > delay)
+			if (watch.elapsedSeconds() > delay)
 			{
 				auto total_queries = 0;
 				{
@@ -209,18 +206,6 @@ private:
 				report(info_per_interval);
 				watch.restart();
 			}
-
-			if (num_repetions > 0 && info_total.queries >= num_repetions)
-			{
-				std::cout << "The execution is broken since request number of loops is reached\n";
-				break;
-			}
-
-			if (max_time > 0 && info_total.watch.elapsedSeconds() >= max_time)
-			{
-				std::cout << "The execution is broken since requested time limit is reached\n";
-				break;
-			}
 		}
 
 		/// Попросим потоки завершиться.
@@ -361,15 +346,13 @@ int main(int argc, char ** argv)
 		desc.add_options()
 			("help", "produce help message")
 			("concurrency,c", boost::program_options::value<unsigned>()->default_value(1), "number of parallel queries")
-			("delay,d", boost::program_options::value<double>()->default_value(1), "delay between reports in seconds (set 0 to disable)")
+			("delay,d", boost::program_options::value<double>()->default_value(1), "delay between reports in seconds")
 			("host,h", boost::program_options::value<std::string>()->default_value("localhost"), "")
 			("port", boost::program_options::value<UInt16>()->default_value(9000), "")
 			("user", boost::program_options::value<std::string>()->default_value("default"), "")
 			("password", boost::program_options::value<std::string>()->default_value(""), "")
 			("database", boost::program_options::value<std::string>()->default_value("default"), "")
 			("stage", boost::program_options::value<std::string>()->default_value("complete"), "request query processing up to specified stage")
-			("loops,l", boost::program_options::value<size_t>()->default_value(0), "number of tests repetions")
-			("timelimit,t", boost::program_options::value<double>()->default_value(0.), "stop repeating after specified time limit")
 			("randomize,r", boost::program_options::value<bool>()->default_value(false), "randomize order of execution")
 		#define DECLARE_SETTING(TYPE, NAME, DEFAULT) (#NAME, boost::program_options::value<std::string> (), "Settings.h")
 		#define DECLARE_LIMIT(TYPE, NAME, DEFAULT) (#NAME, boost::program_options::value<std::string> (), "Limits.h")
@@ -409,8 +392,6 @@ int main(int argc, char ** argv)
 			options["password"].as<std::string>(),
 			options["stage"].as<std::string>(),
 			options["randomize"].as<bool>(),
-			options["loops"].as<size_t>(),
-			options["timelimit"].as<double>(),
 			settings);
 	}
 	catch (const Exception & e)

dbms/tests/queries/0_stateless/00373_group_uniq_array_simple.reference

+1000
+1000
+1000
+1000
+1000
+1000
+1000
+1000
+1000
+1000

dbms/tests/queries/0_stateless/00373_group_uniq_array_simple.sql

+DROP TABLE IF EXISTS test.group_uniq;
+CREATE TABLE test.group_uniq ENGINE = Memory AS SELECT number % 10 as id, toString(intDiv((number%10000), 10)) as v FROM system.numbers LIMIT 10000000;
+
+INSERT INTO test.group_uniq SELECT 2 as id, toString(number % 100) as v FROM system.numbers LIMIT 1000000;
+INSERT INTO test.group_uniq SELECT 5 as id, toString(number % 100) as v FROM system.numbers LIMIT 10000000;
+
+SELECT length(groupUniqArray(v)) FROM test.group_uniq GROUP BY id ORDER BY id;
+--SELECT length(groupUniqArray(v)) FROM remote('127.0.0.{1,2,3,4}', 'test', 'group_uniq') GROUP BY id ORDER BY id;
+
+DROP TABLE IF EXISTS test.group_uniq;
\ No newline at end of file