7dc0d068c0
The object is needed to get timestamp from attributes (in a case when the statement was prepared with parameter marker).
54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
/*
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* Copyright (C) 2019-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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#include <seastar/core/coroutine.hh>
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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 "cql3/functions/user_function.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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#include "mutation/mutation.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(data_dictionary::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<std::tuple<::shared_ptr<cql_transport::event::schema_change>, std::vector<mutation>, cql3::cql_warnings_vec>>
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drop_function_statement::prepare_schema_mutations(query_processor& qp, const query_options&, api::timestamp_type ts) const {
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::shared_ptr<cql_transport::event::schema_change> ret;
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std::vector<mutation> m;
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auto func = co_await validate_while_executing(qp);
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if (func) {
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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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if (auto aggregate = functions::functions::used_by_user_aggregate(user_func)) {
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throw exceptions::invalid_request_exception(format("Cannot delete function {}, as it is used by user-defined aggregate {}", func, *aggregate));
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}
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m = co_await service::prepare_function_drop_announcement(qp.proxy(), user_func, ts);
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ret = create_schema_change(*func, false);
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}
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co_return std::make_tuple(std::move(ret), std::move(m), std::vector<sstring>());
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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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