464e58abf7
Most of the schema altering statements implementations can now stop calling for global migration manager instance and get it from the query processor. Here are the trivial cases when the query processor is just avaiable at the place where it's needed. Signed-off-by: Pavel Emelyanov <xemul@scylladb.com>
56 lines
2.0 KiB
C++
56 lines
2.0 KiB
C++
/*
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* Copyright (C) 2019 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/drop_function_statement.hh"
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#include "cql3/functions/functions.hh"
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#include "prepared_statement.hh"
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#include "service/migration_manager.hh"
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#include "cql3/query_processor.hh"
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namespace cql3 {
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namespace statements {
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std::unique_ptr<prepared_statement> drop_function_statement::prepare(database& db, cql_stats& stats) {
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return std::make_unique<prepared_statement>(make_shared<drop_function_statement>(*this));
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}
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future<shared_ptr<cql_transport::event::schema_change>> drop_function_statement::announce_migration(
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query_processor& qp) const {
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if (!_func) {
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return make_ready_future<shared_ptr<cql_transport::event::schema_change>>();
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}
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auto user_func = dynamic_pointer_cast<functions::user_function>(_func);
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if (!user_func) {
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throw exceptions::invalid_request_exception(format("'{}' is not a user defined function", _func));
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}
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return qp.get_migration_manager().announce_function_drop(user_func).then([this] {
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return create_schema_change(*_func, false);
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});
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}
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drop_function_statement::drop_function_statement(functions::function_name name,
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std::vector<shared_ptr<cql3_type::raw>> arg_types, bool args_present, bool if_exists)
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: drop_function_statement_base(std::move(name), std::move(arg_types), args_present, if_exists) {}
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}
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}
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