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scylladb/cql3/statements/create_view_statement.hh
Avi Kivity f3eade2f62 treewide: relicense to ScyllaDB-Source-Available-1.0
Drop the AGPL license in favor of a source-available license.
See the blog post [1] for details.

[1] https://www.scylladb.com/2024/12/18/why-were-moving-to-a-source-available-license/
2024-12-18 17:45:13 +02:00

70 lines
2.2 KiB
C++

/*
* Copyright (C) 2016-present ScyllaDB
*
* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.0
*/
#pragma once
#include "cql3/statements/schema_altering_statement.hh"
#include "cql3/statements/cf_properties.hh"
#include "cql3/cf_name.hh"
#include "cql3/expr/expression.hh"
#include <seastar/core/shared_ptr.hh>
#include <utility>
#include <vector>
namespace cql3 {
class query_processor;
class relation;
namespace selection {
class raw_selector;
} // namespace selection
namespace statements {
/** A <code>CREATE MATERIALIZED VIEW</code> parsed from a CQL query statement. */
class create_view_statement : public schema_altering_statement {
private:
mutable cf_name _base_name;
std::vector<::shared_ptr<selection::raw_selector>> _select_clause;
expr::expression _where_clause;
std::vector<::shared_ptr<cql3::column_identifier::raw>> _partition_keys;
std::vector<::shared_ptr<cql3::column_identifier::raw>> _clustering_keys;
cf_properties _properties;
bool _if_not_exists;
public:
create_view_statement(
cf_name view_name,
cf_name base_name,
std::vector<::shared_ptr<selection::raw_selector>> select_clause,
expr::expression where_clause,
std::vector<::shared_ptr<cql3::column_identifier::raw>> partition_keys,
std::vector<::shared_ptr<cql3::column_identifier::raw>> clustering_keys,
bool if_not_exists);
std::pair<view_ptr, cql3::cql_warnings_vec> prepare_view(data_dictionary::database db) const;
auto& properties() {
return _properties;
}
// Functions we need to override to subclass schema_altering_statement
virtual future<> check_access(query_processor& qp, const service::client_state& state) const override;
future<std::tuple<::shared_ptr<cql_transport::event::schema_change>, std::vector<mutation>, cql3::cql_warnings_vec>> prepare_schema_mutations(query_processor& qp, const query_options& options, api::timestamp_type) const override;
virtual std::unique_ptr<prepared_statement> prepare(data_dictionary::database db, cql_stats& stats) override;
// FIXME: continue here. See create_table_statement.hh and CreateViewStatement.java
private:
::shared_ptr<event_t> created_event() const;
};
}
}