112 lines
3.6 KiB
C++
112 lines
3.6 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* Copyright (C) 2014 ScyllaDB
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*
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* Modified by ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "cql3/statements/truncate_statement.hh"
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#include "cql3/statements/prepared_statement.hh"
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#include "cql3/cql_statement.hh"
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#include <experimental/optional>
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namespace cql3 {
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namespace statements {
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truncate_statement::truncate_statement(::shared_ptr<cf_name> name)
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: cf_statement{std::move(name)}
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, cql_statement_no_metadata(&timeout_config::truncate_timeout)
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{
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}
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uint32_t truncate_statement::get_bound_terms()
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{
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return 0;
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}
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std::unique_ptr<prepared_statement> truncate_statement::prepare(database& db,cql_stats& stats)
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{
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return std::make_unique<prepared>(this->shared_from_this());
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}
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bool truncate_statement::uses_function(const sstring& ks_name, const sstring& function_name) const
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{
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return parsed_statement::uses_function(ks_name, function_name);
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}
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bool truncate_statement::depends_on_keyspace(const sstring& ks_name) const
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{
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return false;
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}
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bool truncate_statement::depends_on_column_family(const sstring& cf_name) const
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{
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return false;
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}
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future<> truncate_statement::check_access(const service::client_state& state)
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{
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return state.has_column_family_access(keyspace(), column_family(), auth::permission::MODIFY);
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}
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void truncate_statement::validate(service::storage_proxy&, const service::client_state& state)
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{
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warn(unimplemented::cause::VALIDATION);
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#if 0
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ThriftValidation.validateColumnFamily(keyspace(), columnFamily());
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#endif
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}
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future<::shared_ptr<cql_transport::messages::result_message>>
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truncate_statement::execute(service::storage_proxy& proxy, service::query_state& state, const query_options& options)
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{
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if (service::get_local_storage_proxy().get_db().local().find_schema(keyspace(), column_family())->is_view()) {
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throw exceptions::invalid_request_exception("Cannot TRUNCATE materialized view directly; must truncate base table instead");
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}
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return service::get_local_storage_proxy().truncate_blocking(keyspace(), column_family()).handle_exception([](auto ep) {
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throw exceptions::truncate_exception(ep);
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}).then([] {
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return ::shared_ptr<cql_transport::messages::result_message>{};
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});
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}
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}
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}
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