Files
scylladb/cql3/statements/drop_table_statement.cc
2015-07-09 09:36:39 +03:00

88 lines
2.6 KiB
C++

/*
* 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 2015 Cloudius Systems
*
* Modified by Cloudius Systems
*/
#include "cql3/statements/drop_table_statement.hh"
#include "service/migration_manager.hh"
namespace cql3 {
namespace statements {
drop_table_statement::drop_table_statement(::shared_ptr<cf_name> cf_name, bool if_exists)
: schema_altering_statement{std::move(cf_name)}
, _if_exists{if_exists}
{
}
void drop_table_statement::check_access(const service::client_state& state)
{
warn(unimplemented::cause::AUTH);
#if 0
try
{
state.hasColumnFamilyAccess(keyspace(), columnFamily(), Permission.DROP);
}
catch (InvalidRequestException e)
{
if (!ifExists)
throw e;
}
#endif
}
void drop_table_statement::validate(distributed<service::storage_proxy>&, const service::client_state& state)
{
// validated in announce_migration()
}
future<bool> drop_table_statement::announce_migration(distributed<service::storage_proxy>& proxy, bool is_local_only)
{
return service::migration_manager::announce_column_family_drop(proxy, keyspace(), column_family(), is_local_only).then_wrapped([this] (auto&& f) {
try {
f.get();
return true;
} catch (const exceptions::configuration_exception& e) {
if (_if_exists) {
return false;
}
throw e;
}
});
}
shared_ptr<transport::event::schema_change> drop_table_statement::change_event()
{
using namespace transport;
return make_shared<event::schema_change>(event::schema_change::change_type::DROPPED,
event::schema_change::target_type::TABLE,
keyspace(),
column_family());
}
}
}