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23fecc7e5e
Fixes #2907 Fixes #3691 See Cassandra reference: https://apache.googlesource.com/cassandra/+/cassandra-3.6/src/antlr/Parser.g /** * ALTER COLUMN FAMILY <CF> ALTER <column> TYPE <newtype>; * ALTER COLUMN FAMILY <CF> ADD <column> <newtype>; | ALTER COLUMN FAMILY <CF> ADD (<column> <newtype>,<column1> <newtype1>..... <column n> <newtype n>) * ALTER COLUMN FAMILY <CF> DROP <column>; | ALTER COLUMN FAMILY <CF> DROP ( <column>,<column1>.....<column n>) * ALTER COLUMN FAMILY <CF> WITH <property> = <value>; * ALTER COLUMN FAMILY <CF> RENAME <column> TO <column>; */ alterTableStatement returns [shared_ptr<alter_table_statement> expr] @init { alter_table_statement::type type; auto props = make_shared<cql3::statements::cf_prop_defs>(); std::vector<alter_table_statement::column_change> column_changes; std::vector<std::pair<shared_ptr<cql3::column_identifier::raw>, shared_ptr<cql3::column_identifier::raw>>> renames; } : K_ALTER K_COLUMNFAMILY cf=columnFamilyName ( K_ALTER id=cident K_TYPE v=comparatorType { type = alter_table_statement::type::alter; column_changes.emplace_back(id, v); } | K_ADD { type = alter_table_statement::type::add; } ( id1=cident v1=comparatorType b1=cfisStatic { column_changes.emplace_back(id1, v1, b1); } | '(' id1=cident v1=comparatorType b1=cfisStatic { column_changes.emplace_back(id1, v1, b1); } (',' idn=cident vn=comparatorType bn=cfisStatic { column_changes.emplace_back(idn, vn, bn); } )* ')' ) | K_DROP id=cident { type = alter_table_statement::type::drop; column_changes.emplace_back(id); } | K_WITH properties[props] { type = alter_table_statement::type::opts; } | K_RENAME { type = alter_table_statement::type::rename; } id1=cident K_TO toId1=cident { renames.emplace_back(id1, toId1); } ( K_AND idn=cident K_TO toIdn=cident { renames.emplace_back(idn, toIdn); } )* ) { $expr = ::make_shared<alter_table_statement>(std::move(cf), type, std::move(column_changes), std::move(props), std::move(renames)); } ; Signed-off-by: Benny Halevy <bhalevy@scylladb.com>
94 lines
3.8 KiB
C++
94 lines
3.8 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 2015 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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#pragma once
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#include "cql3/statements/schema_altering_statement.hh"
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#include "cql3/statements/cf_prop_defs.hh"
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#include "cql3/cql3_type.hh"
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#include "database.hh"
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namespace cql3 {
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namespace statements {
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class alter_table_statement : public schema_altering_statement {
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public:
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enum class type {
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add,
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alter,
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drop,
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opts,
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rename,
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};
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using renames_type = std::vector<std::pair<shared_ptr<column_identifier::raw>,
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shared_ptr<column_identifier::raw>>>;
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struct column_change {
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shared_ptr<column_identifier::raw> name;
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shared_ptr<cql3_type::raw> validator = nullptr;
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bool is_static = false;
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};
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private:
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const type _type;
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const std::vector<column_change> _column_changes;
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const shared_ptr<cf_prop_defs> _properties;
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const renames_type _renames;
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public:
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alter_table_statement(shared_ptr<cf_name> name,
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type t,
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std::vector<column_change> column_changes,
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shared_ptr<cf_prop_defs> properties,
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renames_type renames);
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virtual future<> check_access(const service::client_state& state) override;
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virtual void validate(service::storage_proxy& proxy, const service::client_state& state) override;
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virtual future<shared_ptr<cql_transport::event::schema_change>> announce_migration(service::storage_proxy& proxy, bool is_local_only) override;
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virtual std::unique_ptr<prepared> prepare(database& db, cql_stats& stats) override;
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private:
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void add_column(schema_ptr schema, const table& cf, schema_builder& cfm, std::vector<view_ptr>& view_updates, const shared_ptr<column_identifier> column_name, const shared_ptr<cql3_type> validator, const column_definition* def, bool is_static);
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void alter_column(schema_ptr schema, const table& cf, schema_builder& cfm, std::vector<view_ptr>& view_updates, const shared_ptr<column_identifier> column_name, const shared_ptr<cql3_type> validator, const column_definition* def, bool is_static);
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void drop_column(schema_ptr schema, const table& cf, schema_builder& cfm, std::vector<view_ptr>& view_updates, const shared_ptr<column_identifier> column_name, const shared_ptr<cql3_type> validator, const column_definition* def, bool is_static);
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};
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}
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}
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