mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-10 09:32:06 +00:00
Fix local
This commit is contained in:
kssenii
parent
8e36872685
commit
b5f6a7cb97
@ -424,7 +424,7 @@ void Client::connect()
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}
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void Client::reportQueryError(const String & query) const
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void Client::processError(const String & query) const
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{
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if (server_exception)
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{
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@ -472,6 +472,80 @@ void Client::printChangedSettings() const
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}
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void Client::executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query)
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{
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client_exception.reset();
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server_exception.reset();
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{
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/// Temporarily apply query settings to context.
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std::optional<Settings> old_settings;
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SCOPE_EXIT_SAFE({
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if (old_settings)
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global_context->setSettings(*old_settings);
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});
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auto apply_query_settings = [&](const IAST & settings_ast)
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{
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if (!old_settings)
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old_settings.emplace(global_context->getSettingsRef());
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global_context->applySettingsChanges(settings_ast.as<ASTSetQuery>()->changes);
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};
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const auto * insert = parsed_query->as<ASTInsertQuery>();
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if (insert && insert->settings_ast)
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apply_query_settings(*insert->settings_ast);
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/// FIXME: try to prettify this cast using `as<>()`
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const auto * with_output = dynamic_cast<const ASTQueryWithOutput *>(parsed_query.get());
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if (with_output && with_output->settings_ast)
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apply_query_settings(*with_output->settings_ast);
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if (!connection->checkConnected())
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connect();
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ASTPtr input_function;
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if (insert && insert->select)
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insert->tryFindInputFunction(input_function);
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/// INSERT query for which data transfer is needed (not an INSERT SELECT or input()) is processed separately.
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if (insert && (!insert->select || input_function) && !insert->watch)
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{
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if (input_function && insert->format.empty())
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throw Exception("FORMAT must be specified for function input()", ErrorCodes::INVALID_USAGE_OF_INPUT);
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processInsertQuery(query_to_execute, parsed_query);
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}
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else
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processOrdinaryQuery(query_to_execute, parsed_query);
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}
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/// Do not change context (current DB, settings) in case of an exception.
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if (!have_error)
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{
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if (const auto * set_query = parsed_query->as<ASTSetQuery>())
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{
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/// Save all changes in settings to avoid losing them if the connection is lost.
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for (const auto & change : set_query->changes)
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{
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if (change.name == "profile")
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current_profile = change.value.safeGet<String>();
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else
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global_context->applySettingChange(change);
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}
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}
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if (const auto * use_query = parsed_query->as<ASTUseQuery>())
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{
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const String & new_database = use_query->database;
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/// If the client initiates the reconnection, it takes the settings from the config.
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config().setString("database", new_database);
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/// If the connection initiates the reconnection, it uses its variable.
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connection->setDefaultDatabase(new_database);
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}
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}
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}
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/// Returns false when server is not available.
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bool Client::processWithFuzzing(const String & full_query)
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{
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@ -574,7 +648,7 @@ bool Client::processWithFuzzing(const String & full_query)
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parsed_query = ast_to_process;
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query_to_execute = parsed_query->formatForErrorMessage();
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processSingleQueryImpl(full_query, query_to_execute, parsed_query);
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processParsedSingleQuery(full_query, query_to_execute, parsed_query);
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}
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catch (...)
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{
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@ -10,15 +10,13 @@ class Client : public ClientBase
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{
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public:
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Client() = default;
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void initialize(Poco::Util::Application & self) override;
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protected:
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void executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query) override;
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bool processWithFuzzing(const String & full_query) override;
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void reportQueryError(const String & query) const override;
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void processError(const String & query) const override;
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void loadSuggestionData(Suggest & suggest) override;
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@ -38,9 +36,6 @@ protected:
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void processConfig() override;
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private:
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UInt64 server_revision = 0;
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String server_version;
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void connect() override;
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void printChangedSettings() const;
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@ -57,6 +57,7 @@ namespace ErrorCodes
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extern const int CANNOT_LOAD_CONFIG;
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extern const int FILE_ALREADY_EXISTS;
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extern const int QUERY_WAS_CANCELLED;
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extern const int INVALID_USAGE_OF_INPUT;
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}
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@ -310,45 +311,55 @@ void LocalServer::setupUsers()
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// }
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// void LocalServer::executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query)
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// {
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// // ReadBufferFromString read_buf(query_to_execute);
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// // WriteBufferFromFileDescriptor write_buf(STDOUT_FILENO);
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//
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// cancelled = false;
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//
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// /// To support previous behaviour of clickhouse-local do not reset first exception in case --ignore-error,
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// /// it needs to be thrown after multiquery is finished (test 00385). But I do not think it is ok to output only
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// /// first exception or whether we need to even rethrow it because there is --ignore-error.
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// if (!ignore_error)
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// local_server_exception.reset();
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//
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// auto process_error = [&]()
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// {
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// if (!ignore_error)
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// throw;
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//
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// local_server_exception = std::make_unique<Exception>(getCurrentExceptionMessage(true), getCurrentExceptionCode());
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// have_error = true;
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// };
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//
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// try
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// {
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// processOrdinaryQuery(query_to_execute, parsed_query);
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// }
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// catch (const Exception & e)
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// {
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// if (is_interactive && e.code() == ErrorCodes::QUERY_WAS_CANCELLED)
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// std::cout << "Query was cancelled." << std::endl;
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// else
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// process_error();
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// }
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// catch (...)
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// {
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// process_error();
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// }
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// onEndOfStream();
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// }
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void LocalServer::executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query)
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{
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cancelled = false;
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/// To support previous behaviour of clickhouse-local do not reset first exception in case --ignore-error,
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/// it needs to be thrown after multiquery is finished (test 00385). But I do not think it is ok to output only
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/// first exception or whether we need to even rethrow it because there is --ignore-error.
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if (!ignore_error)
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server_exception.reset();
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auto process_error = [&]()
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{
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if (!ignore_error)
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throw;
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server_exception = std::make_unique<Exception>(getCurrentExceptionMessage(true), getCurrentExceptionCode());
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have_error = true;
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};
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try
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{
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const auto * insert = parsed_query->as<ASTInsertQuery>();
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ASTPtr input_function;
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if (insert && insert->select)
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insert->tryFindInputFunction(input_function);
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/// INSERT query for which data transfer is needed (not an INSERT SELECT or input()) is processed separately.
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if (insert && (!insert->select || input_function) && !insert->watch)
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{
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if (input_function && insert->format.empty())
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throw Exception("FORMAT must be specified for function input()", ErrorCodes::INVALID_USAGE_OF_INPUT);
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processInsertQuery(query_to_execute, parsed_query);
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}
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else
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processOrdinaryQuery(query_to_execute, parsed_query);
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}
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catch (const Exception & e)
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{
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if (is_interactive && e.code() == ErrorCodes::QUERY_WAS_CANCELLED)
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std::cout << "Query was cancelled." << std::endl;
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else
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process_error();
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}
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catch (...)
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{
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process_error();
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}
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}
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String LocalServer::getQueryTextPrefix()
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@ -357,7 +368,7 @@ String LocalServer::getQueryTextPrefix()
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}
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void LocalServer::reportQueryError(const String & query) const
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void LocalServer::processError(const String & query) const
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{
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/// For non-interactive mode process exception only when all queries were executed.
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if (server_exception && is_interactive)
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@ -388,10 +399,11 @@ try
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processConfig();
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query_context = Context::createCopy(global_context);
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applyCmdSettings(query_context);
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applyCmdSettings(global_context);
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// query_context->makeSessionContext();
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// query_context->authenticate("default", "", Poco::Net::SocketAddress{});
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/// Use the same query_id (and thread group) for all queries
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CurrentThread::QueryScope query_scope_holder(query_context);
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connect();
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@ -35,30 +35,25 @@ public:
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}
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protected:
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void executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query) override;
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void connect() override
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{
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connection_parameters = ConnectionParameters(config());
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/// Using query context withcmd settings.
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connection = std::make_unique<LocalConnection>(query_context);
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connection = std::make_unique<LocalConnection>(global_context);
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}
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void reportQueryError(const String & query) const override;
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String getQueryTextPrefix() override;
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void processError(const String & query) const override;
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void loadSuggestionData(Suggest &) override;
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void readArguments(int argc, char ** argv, Arguments & common_arguments, std::vector<Arguments> &) override;
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String getQueryTextPrefix() override;
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void printHelpMessage(const OptionsDescription & options_description) override;
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void readArguments(int argc, char ** argv, Arguments & common_arguments, std::vector<Arguments> &) override;
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void addAndCheckOptions(OptionsDescription & options_description, po::variables_map & options, Arguments & arguments) override;
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void processOptions(const OptionsDescription & options_description,
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const CommandLineOptions & options,
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const std::vector<Arguments> &) override;
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void processConfig() override;
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int mainImpl() override;
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@ -71,20 +66,11 @@ private:
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std::string getInitialCreateTableQuery();
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void tryInitPath();
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void applyCmdOptions(ContextMutablePtr context);
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void applyCmdSettings(ContextMutablePtr context);
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void processQueries();
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void setupUsers();
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void cleanup();
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void checkInterruptListener();
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ContextMutablePtr query_context;
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void applyCmdOptions(ContextMutablePtr context);
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void applyCmdSettings(ContextMutablePtr context);
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std::optional<StatusFile> status;
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@ -348,7 +348,7 @@ void ClientBase::initLogsOutputStream()
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}
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void ClientBase::processSingleQuery(const String & full_query)
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void ClientBase::processTextAsSingleQuery(const String & full_query)
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{
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/// Some parts of a query (result output and formatting) are executed
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/// client-side. Thus we need to parse the query.
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@ -368,10 +368,10 @@ void ClientBase::processSingleQuery(const String & full_query)
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else
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query_to_execute = full_query;
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processSingleQueryImpl(full_query, query_to_execute, parsed_query);
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processParsedSingleQuery(full_query, query_to_execute, parsed_query);
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if (have_error)
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reportQueryError(full_query);
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processError(full_query);
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}
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@ -692,6 +692,7 @@ void ClientBase::sendData(Block & sample, const ColumnsDescription & columns_des
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auto * parsed_insert_query = parsed_query->as<ASTInsertQuery>();
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if (!parsed_insert_query)
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return;
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if (parsed_insert_query->infile)
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{
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const auto & in_file_node = parsed_insert_query->infile->as<ASTLiteral &>();
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@ -860,81 +861,7 @@ bool ClientBase::receiveEndOfQuery()
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void ClientBase::executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query)
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{
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client_exception.reset();
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server_exception.reset();
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{
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/// Temporarily apply query settings to context.
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std::optional<Settings> old_settings;
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SCOPE_EXIT_SAFE({
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if (old_settings)
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global_context->setSettings(*old_settings);
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});
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auto apply_query_settings = [&](const IAST & settings_ast)
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{
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if (!old_settings)
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old_settings.emplace(global_context->getSettingsRef());
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global_context->applySettingsChanges(settings_ast.as<ASTSetQuery>()->changes);
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};
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const auto * insert = parsed_query->as<ASTInsertQuery>();
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if (insert && insert->settings_ast)
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apply_query_settings(*insert->settings_ast);
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/// FIXME: try to prettify this cast using `as<>()`
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const auto * with_output = dynamic_cast<const ASTQueryWithOutput *>(parsed_query.get());
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if (with_output && with_output->settings_ast)
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apply_query_settings(*with_output->settings_ast);
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if (!connection->checkConnected())
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connect();
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ASTPtr input_function;
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if (insert && insert->select)
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insert->tryFindInputFunction(input_function);
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/// INSERT query for which data transfer is needed (not an INSERT SELECT or input()) is processed separately.
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if (insert && (!insert->select || input_function) && !insert->watch)
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{
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if (input_function && insert->format.empty())
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throw Exception("FORMAT must be specified for function input()", ErrorCodes::INVALID_USAGE_OF_INPUT);
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processInsertQuery(query_to_execute, parsed_query);
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}
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else
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processOrdinaryQuery(query_to_execute, parsed_query);
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}
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/// Do not change context (current DB, settings) in case of an exception.
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if (!have_error)
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{
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if (const auto * set_query = parsed_query->as<ASTSetQuery>())
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{
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/// Save all changes in settings to avoid losing them if the connection is lost.
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for (const auto & change : set_query->changes)
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{
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if (change.name == "profile")
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current_profile = change.value.safeGet<String>();
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else
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global_context->applySettingChange(change);
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}
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}
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if (const auto * use_query = parsed_query->as<ASTUseQuery>())
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{
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const String & new_database = use_query->database;
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/// If the client initiates the reconnection, it takes the settings from the config.
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config().setString("database", new_database);
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/// If the connection initiates the reconnection, it uses its variable.
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connection->setDefaultDatabase(new_database);
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}
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}
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}
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void ClientBase::processSingleQueryImpl(const String & full_query, const String & query_to_execute,
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void ClientBase::processParsedSingleQuery(const String & full_query, const String & query_to_execute,
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ASTPtr parsed_query, std::optional<bool> echo_query_, bool report_error)
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{
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resetOutput();
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@ -947,18 +874,18 @@ void ClientBase::processSingleQueryImpl(const String & full_query, const String
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std_out.next();
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}
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global_context->setCurrentQueryId("");
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if (is_interactive)
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{
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// Generate a new query_id
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for (const auto & query_id_format : query_id_formats)
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{
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writeString(query_id_format.first, std_out);
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writeString(fmt::format(query_id_format.second, fmt::arg("query_id", global_context->getCurrentQueryId())), std_out);
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writeChar('\n', std_out);
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std_out.next();
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}
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}
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// if (is_interactive)
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// {
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// global_context->setCurrentQueryId("");
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// // Generate a new query_id
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// for (const auto & query_id_format : query_id_formats)
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// {
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// writeString(query_id_format.first, std_out);
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// writeString(fmt::format(query_id_format.second, fmt::arg("query_id", global_context->getCurrentQueryId())), std_out);
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// writeChar('\n', std_out);
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// std_out.next();
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// }
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// }
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processed_rows = 0;
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written_first_block = false;
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@ -978,7 +905,7 @@ void ClientBase::processSingleQueryImpl(const String & full_query, const String
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}
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if (have_error && report_error)
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reportQueryError(full_query);
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processError(full_query);
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}
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@ -1110,7 +1037,7 @@ bool ClientBase::processMultiQueryImpl(const String & all_queries_text,
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// Report error.
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if (have_error)
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reportQueryError(full_query);
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processError(full_query);
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// Stop processing queries if needed.
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if (have_error && !ignore_error)
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@ -1135,7 +1062,7 @@ bool ClientBase::processQueryText(const String & text)
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if (!is_multiquery)
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{
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assert(!query_fuzzer_runs);
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processSingleQuery(text);
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processTextAsSingleQuery(text);
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return true;
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}
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@ -1160,7 +1087,7 @@ bool ClientBase::processMultiQuery(const String & all_queries_text)
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/// disable logs if expects errors
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TestHint test_hint(test_mode, all_queries_text);
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if (test_hint.clientError() || test_hint.serverError())
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processSingleQuery("SET send_logs_level = 'fatal'");
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processTextAsSingleQuery("SET send_logs_level = 'fatal'");
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||||
}
|
||||
|
||||
bool echo_query = echo_queries;
|
||||
@ -1177,7 +1104,7 @@ bool ClientBase::processMultiQuery(const String & all_queries_text)
|
||||
echo_query = test_hint.echoQueries().value_or(echo_query);
|
||||
try
|
||||
{
|
||||
processSingleQueryImpl(full_query, query_to_execute, parsed_query, echo_query, false);
|
||||
processParsedSingleQuery(full_query, query_to_execute, parsed_query, echo_query, false);
|
||||
}
|
||||
catch (...)
|
||||
{
|
||||
|
||||
@ -31,90 +31,47 @@ public:
|
||||
using Arguments = std::vector<String>;
|
||||
|
||||
void init(int argc, char ** argv);
|
||||
|
||||
int main(const std::vector<String> & /*args*/) override;
|
||||
|
||||
protected:
|
||||
/*
|
||||
* Run interactive or non-interactive mode. Depends on:
|
||||
* - processSingleQuery
|
||||
* - processMultiQuery
|
||||
* - processWithFuzzing
|
||||
*/
|
||||
void runNonInteractive();
|
||||
void runInteractive();
|
||||
void runNonInteractive();
|
||||
|
||||
|
||||
/// Initialize `connection` object with `Connection` or `LocalConnection`.
|
||||
virtual void connect() = 0;
|
||||
/// Process single query. Can use processOrdinaryQuery(), processInsertQuery().
|
||||
virtual void executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query) = 0;
|
||||
|
||||
|
||||
void processOrdinaryQuery(const String & query_to_execute, ASTPtr parsed_query);
|
||||
void processInsertQuery(const String & query_to_execute, ASTPtr parsed_query);
|
||||
virtual bool processWithFuzzing(const String &)
|
||||
{
|
||||
throw Exception("Query processing with fuzzing is not implemented", ErrorCodes::NOT_IMPLEMENTED);
|
||||
}
|
||||
|
||||
virtual void processError(const String & query) const = 0;
|
||||
virtual void loadSuggestionData(Suggest &) = 0;
|
||||
|
||||
void processOrdinaryQuery(const String & query_to_execute, ASTPtr parsed_query);
|
||||
void receiveResult(ASTPtr parsed_query);
|
||||
bool receiveAndProcessPacket(ASTPtr parsed_query, bool cancelled);
|
||||
void initBlockOutputStream(const Block & block, ASTPtr parsed_query);
|
||||
void initLogsOutputStream();
|
||||
void sendExternalTables(ASTPtr parsed_query);
|
||||
virtual void connect() = 0;
|
||||
void executeSingleQuery(const String & query_to_execute, ASTPtr parsed_query);
|
||||
void processInsertQuery(const String & query_to_execute, ASTPtr parsed_query);
|
||||
bool receiveSampleBlock(Block & out, ColumnsDescription & columns_description, ASTPtr parsed_query);
|
||||
void sendData(Block & sample, const ColumnsDescription & columns_description, ASTPtr parsed_query);
|
||||
void sendDataFrom(ReadBuffer & buf, Block & sample,
|
||||
const ColumnsDescription & columns_description, ASTPtr parsed_query);
|
||||
bool receiveEndOfQuery();
|
||||
void receiveLogs(ASTPtr parsed_query);
|
||||
void writeFinalProgress();
|
||||
void processSingleQuery(const String & full_query);
|
||||
bool processMultiQuery(const String & all_queries_text);
|
||||
|
||||
|
||||
/*
|
||||
* Process multiquery - several queries separated by ';'. Depends on executeSingleQuery().
|
||||
* Also in case of clickhouse-server:
|
||||
* - INSERT data is ended by the end of line, not ';'.
|
||||
* - An exception is VALUES format where we also support semicolon in addition to end of line.
|
||||
**/
|
||||
bool processMultiQueryImpl(const String & all_queries_text,
|
||||
std::function<void(const String & full_query, const String & query_to_execute, ASTPtr parsed_query)> execute_single_query,
|
||||
std::function<void(const String &, Exception &)> process_parse_query_error = {});
|
||||
|
||||
/*
|
||||
* Process parsed single query. Depends on executeSingleQuery().
|
||||
**/
|
||||
void processSingleQueryImpl(const String & query, const String & query_to_execute, ASTPtr parsed_query,
|
||||
void processParsedSingleQuery(const String & query, const String & query_to_execute, ASTPtr parsed_query,
|
||||
std::optional<bool> echo_query_ = {}, bool report_error = false);
|
||||
|
||||
virtual void reportQueryError(const String & query) const = 0;
|
||||
|
||||
/// For non-interactive multi-query mode get queries text prefix.
|
||||
virtual String getQueryTextPrefix() { return ""; }
|
||||
|
||||
virtual void loadSuggestionData(Suggest &) = 0;
|
||||
|
||||
void onData(Block & block, ASTPtr parsed_query);
|
||||
void onLogData(Block & block);
|
||||
void onTotals(Block & block, ASTPtr parsed_query);
|
||||
void onExtremes(Block & block, ASTPtr parsed_query);
|
||||
void onReceiveExceptionFromServer(std::unique_ptr<Exception> && e);
|
||||
void onProfileInfo(const BlockStreamProfileInfo & profile_info);
|
||||
|
||||
void resetOutput();
|
||||
|
||||
ASTPtr parseQuery(const char *& pos, const char * end, bool allow_multi_statements) const;
|
||||
|
||||
void onProgress(const Progress & value);
|
||||
|
||||
void onEndOfStream();
|
||||
|
||||
|
||||
/// Prepare for and call either runInteractive() or runNonInteractive().
|
||||
virtual int mainImpl() = 0;
|
||||
|
||||
virtual void readArguments(int argc, char ** argv,
|
||||
Arguments & common_arguments, std::vector<Arguments> &) = 0;
|
||||
|
||||
using ProgramOptionsDescription = boost::program_options::options_description;
|
||||
using CommandLineOptions = boost::program_options::variables_map;
|
||||
|
||||
@ -125,16 +82,44 @@ protected:
|
||||
};
|
||||
|
||||
virtual void printHelpMessage(const OptionsDescription & options_description) = 0;
|
||||
|
||||
virtual void readArguments(int argc, char ** argv,
|
||||
Arguments & common_arguments, std::vector<Arguments> &) = 0;
|
||||
virtual void addAndCheckOptions(OptionsDescription & options_description, po::variables_map & options, Arguments & arguments) = 0;
|
||||
|
||||
virtual void processOptions(const OptionsDescription & options_description,
|
||||
const CommandLineOptions & options,
|
||||
const std::vector<Arguments> & external_tables_arguments) = 0;
|
||||
|
||||
virtual void processConfig() = 0;
|
||||
|
||||
private:
|
||||
bool processQueryText(const String & text);
|
||||
void processTextAsSingleQuery(const String & full_query);
|
||||
bool processMultiQuery(const String & all_queries_text);
|
||||
|
||||
void receiveResult(ASTPtr parsed_query);
|
||||
bool receiveAndProcessPacket(ASTPtr parsed_query, bool cancelled);
|
||||
void receiveLogs(ASTPtr parsed_query);
|
||||
bool receiveSampleBlock(Block & out, ColumnsDescription & columns_description, ASTPtr parsed_query);
|
||||
bool receiveEndOfQuery();
|
||||
|
||||
void onProgress(const Progress & value);
|
||||
void onData(Block & block, ASTPtr parsed_query);
|
||||
void onLogData(Block & block);
|
||||
void onTotals(Block & block, ASTPtr parsed_query);
|
||||
void onExtremes(Block & block, ASTPtr parsed_query);
|
||||
void onReceiveExceptionFromServer(std::unique_ptr<Exception> && e);
|
||||
void onProfileInfo(const BlockStreamProfileInfo & profile_info);
|
||||
void onEndOfStream();
|
||||
|
||||
void sendData(Block & sample, const ColumnsDescription & columns_description, ASTPtr parsed_query);
|
||||
|
||||
void sendDataFrom(ReadBuffer & buf, Block & sample,
|
||||
const ColumnsDescription & columns_description, ASTPtr parsed_query);
|
||||
|
||||
void initBlockOutputStream(const Block & block, ASTPtr parsed_query);
|
||||
void initLogsOutputStream();
|
||||
|
||||
void sendExternalTables(ASTPtr parsed_query);
|
||||
|
||||
inline String prompt() const
|
||||
{
|
||||
return boost::replace_all_copy(prompt_by_server_display_name, "{database}", config().getString("database", "default"));
|
||||
@ -142,10 +127,6 @@ private:
|
||||
|
||||
void outputQueryInfo(bool echo_query_);
|
||||
|
||||
/// Process query text (multiquery or single query) according to options.
|
||||
bool processQueryText(const String & text);
|
||||
|
||||
|
||||
protected:
|
||||
bool is_interactive = false; /// Use either interactive line editing interface or batch mode.
|
||||
bool is_multiquery = false;
|
||||
@ -229,6 +210,9 @@ protected:
|
||||
size_t insert_format_max_block_size = 0; /// Max block size when reading INSERT data.
|
||||
size_t max_client_network_bandwidth = 0; /// The maximum speed of data exchange over the network for the client in bytes per second.
|
||||
|
||||
UInt64 server_revision = 0;
|
||||
String server_version;
|
||||
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
@ -67,35 +67,34 @@ void LocalConnection::sendQuery(
|
||||
bool)
|
||||
{
|
||||
query_context = Context::createCopy(getContext());
|
||||
query_context->makeSessionContext();
|
||||
query_context->makeQueryContext();
|
||||
query_context->setUser("default", "", Poco::Net::SocketAddress{});
|
||||
query_context->setCurrentQueryId("");
|
||||
query_context->setProgressCallback([this] (const Progress & value) { return this->updateProgress(value); });
|
||||
query_context->setCurrentQueryId("");
|
||||
CurrentThread::QueryScope query_scope_holder(query_context);
|
||||
|
||||
/// query_context->setCurrentDatabase(default_database);
|
||||
|
||||
/// Send structure of columns to client for function input()
|
||||
query_context->setInputInitializer([this] (ContextPtr context, const StoragePtr & input_storage)
|
||||
{
|
||||
if (context != query_context)
|
||||
throw Exception("Unexpected context in Input initializer", ErrorCodes::LOGICAL_ERROR);
|
||||
|
||||
auto metadata_snapshot = input_storage->getInMemoryMetadataPtr();
|
||||
state.need_receive_data_for_input = true;
|
||||
|
||||
/// Send ColumnsDescription for input storage.
|
||||
// if (client_tcp_protocol_version >= DBMS_MIN_REVISION_WITH_COLUMN_DEFAULTS_METADATA
|
||||
// && query_context->getSettingsRef().input_format_defaults_for_omitted_fields)
|
||||
// query_context->setInputInitializer([this] (ContextPtr context, const StoragePtr & input_storage)
|
||||
// {
|
||||
// sendTableColumns(metadata_snapshot->getColumns());
|
||||
// }
|
||||
// if (context != query_context)
|
||||
// throw Exception("Unexpected context in Input initializer", ErrorCodes::LOGICAL_ERROR);
|
||||
|
||||
/// Send block to the client - input storage structure.
|
||||
state.input_header = metadata_snapshot->getSampleBlock();
|
||||
next_packet_type = Protocol::Server::Data;
|
||||
state.block = state.input_header;
|
||||
});
|
||||
// auto metadata_snapshot = input_storage->getInMemoryMetadataPtr();
|
||||
// state.need_receive_data_for_input = true;
|
||||
|
||||
// /// Send ColumnsDescription for input storage.
|
||||
// // if (client_tcp_protocol_version >= DBMS_MIN_REVISION_WITH_COLUMN_DEFAULTS_METADATA
|
||||
// // && query_context->getSettingsRef().input_format_defaults_for_omitted_fields)
|
||||
// // {
|
||||
// // sendTableColumns(metadata_snapshot->getColumns());
|
||||
// // }
|
||||
|
||||
// /// Send block to the client - input storage structure.
|
||||
// state.input_header = metadata_snapshot->getSampleBlock();
|
||||
// next_packet_type = Protocol::Server::Data;
|
||||
// state.block = state.input_header;
|
||||
// });
|
||||
|
||||
state.query_id = query_id_;
|
||||
state.query = query_;
|
||||
@ -185,7 +184,6 @@ void LocalConnection::finishQuery()
|
||||
// sendProgress();
|
||||
state.io.onFinish();
|
||||
query_context.reset();
|
||||
// state.reset();
|
||||
}
|
||||
|
||||
bool LocalConnection::poll(size_t)
|
||||
|
||||
@ -970,8 +970,7 @@ void executeQuery(
|
||||
bool allow_into_outfile,
|
||||
ContextMutablePtr context,
|
||||
SetResultDetailsFunc set_result_details,
|
||||
const std::optional<FormatSettings> & output_format_settings,
|
||||
FlushBufferFunc flush_buffer_func)
|
||||
const std::optional<FormatSettings> & output_format_settings)
|
||||
{
|
||||
PODArray<char> parse_buf;
|
||||
const char * begin;
|
||||
@ -1130,9 +1129,6 @@ void executeQuery(
|
||||
out->onProgress(progress);
|
||||
});
|
||||
|
||||
if (flush_buffer_func)
|
||||
out->setFlushBufferCallback(flush_buffer_func);
|
||||
|
||||
if (set_result_details)
|
||||
set_result_details(
|
||||
context->getClientInfo().current_query_id, out->getContentType(), format_name, DateLUT::instance().getTimeZone());
|
||||
|
||||
@ -11,7 +11,6 @@ class ReadBuffer;
|
||||
class WriteBuffer;
|
||||
|
||||
using SetResultDetailsFunc = std::function<void(const String &, const String &, const String &, const String &)>;
|
||||
using FlushBufferFunc = std::function<void(WriteBuffer & out, size_t num_rows)>;
|
||||
|
||||
/// Parse and execute a query.
|
||||
void executeQuery(
|
||||
@ -20,8 +19,7 @@ void executeQuery(
|
||||
bool allow_into_outfile, /// If true and the query contains INTO OUTFILE section, redirect output to that file.
|
||||
ContextMutablePtr context, /// DB, tables, data types, storage engines, functions, aggregate functions...
|
||||
SetResultDetailsFunc set_result_details, /// If a non-empty callback is passed, it will be called with the query id, the content-type, the format, and the timezone.
|
||||
const std::optional<FormatSettings> & output_format_settings = std::nullopt, /// Format settings for output format, will be calculated from the context if not set.
|
||||
FlushBufferFunc flush_buffer_func = {}
|
||||
const std::optional<FormatSettings> & output_format_settings = std::nullopt /// Format settings for output format, will be calculated from the context if not set.
|
||||
);
|
||||
|
||||
|
||||
|
||||
@ -105,9 +105,6 @@ void IOutputFormat::work()
|
||||
|
||||
void IOutputFormat::flush()
|
||||
{
|
||||
if (flush_callback)
|
||||
flush_callback(out, result_rows);
|
||||
else
|
||||
out.next();
|
||||
}
|
||||
|
||||
|
||||
@ -67,8 +67,6 @@ public:
|
||||
/// Passed value are delta, that must be summarized.
|
||||
virtual void onProgress(const Progress & /*progress*/) {}
|
||||
|
||||
void setFlushBufferCallback(std::function<void(WriteBuffer & out, size_t result_rows)> callback) { flush_callback = callback; }
|
||||
|
||||
/// Content-Type to set when sending HTTP response.
|
||||
virtual std::string getContentType() const { return "text/plain; charset=UTF-8"; }
|
||||
|
||||
@ -93,7 +91,5 @@ private:
|
||||
size_t result_bytes = 0;
|
||||
|
||||
bool prefix_written = false;
|
||||
|
||||
std::function<void(WriteBuffer & out, size_t result_rows)> flush_callback;
|
||||
};
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user