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scylladb/cql3/statements/create_keyspace_statement.hh

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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (C) 2015 ScyllaDB
*
* Modified by ScyllaDB
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "cql3/statements/schema_altering_statement.hh"
#include "cql3/statements/ks_prop_defs.hh"
#include "transport/event.hh"
#include "core/shared_ptr.hh"
namespace cql3 {
namespace statements {
/** A <code>CREATE KEYSPACE</code> statement parsed from a CQL query. */
class create_keyspace_statement : public schema_altering_statement {
private:
sstring _name;
shared_ptr<ks_prop_defs> _attrs;
bool _if_not_exists;
public:
/**
* Creates a new <code>CreateKeyspaceStatement</code> instance for a given
* keyspace name and keyword arguments.
*
* @param name the name of the keyspace to create
* @param attrs map of the raw keyword arguments that followed the <code>WITH</code> keyword.
*/
create_keyspace_statement(const sstring& name, shared_ptr<ks_prop_defs> attrs, bool if_not_exists);
virtual const sstring& keyspace() const override;
virtual future<> check_access(const service::client_state& state) override;
/**
* The <code>CqlParser</code> only goes as far as extracting the keyword arguments
* from these statements, so this method is responsible for processing and
* validating.
*
* @throws InvalidRequestException if arguments are missing or unacceptable
*/
virtual void validate(distributed<service::storage_proxy>&, const service::client_state& state) override;
virtual future<bool> announce_migration(distributed<service::storage_proxy>& proxy, bool is_local_only) override;
virtual shared_ptr<transport::event::schema_change> change_event() override;
};
}
}