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70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
/*
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* Copyright (C) 2016-present ScyllaDB
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*
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* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.1
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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/cf_name.hh"
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#include "cql3/expr/expression.hh"
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#include "cql3/statements/view_prop_defs.hh"
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#include <seastar/core/shared_ptr.hh>
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#include <utility>
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#include <vector>
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namespace cql3 {
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class query_processor;
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class relation;
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namespace selection {
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class raw_selector;
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} // namespace selection
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namespace statements {
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/** A <code>CREATE MATERIALIZED VIEW</code> parsed from a CQL query statement. */
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class create_view_statement : public schema_altering_statement {
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private:
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mutable cf_name _base_name;
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std::vector<::shared_ptr<selection::raw_selector>> _select_clause;
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expr::expression _where_clause;
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std::vector<::shared_ptr<cql3::column_identifier::raw>> _partition_keys;
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std::vector<::shared_ptr<cql3::column_identifier::raw>> _clustering_keys;
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view_prop_defs _properties;
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bool _if_not_exists;
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public:
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create_view_statement(
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cf_name view_name,
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cf_name base_name,
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std::vector<::shared_ptr<selection::raw_selector>> select_clause,
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expr::expression where_clause,
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std::vector<::shared_ptr<cql3::column_identifier::raw>> partition_keys,
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std::vector<::shared_ptr<cql3::column_identifier::raw>> clustering_keys,
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bool if_not_exists);
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std::pair<view_ptr, cql3::cql_warnings_vec> prepare_view(data_dictionary::database db, locator::token_metadata_ptr tmptr) const;
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auto& properties() {
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return _properties;
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}
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// Functions we need to override to subclass schema_altering_statement
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virtual future<> check_access(query_processor& qp, const service::client_state& state) const override;
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future<std::tuple<::shared_ptr<cql_transport::event::schema_change>, utils::chunked_vector<mutation>, cql3::cql_warnings_vec>> prepare_schema_mutations(query_processor& qp, const query_options& options, api::timestamp_type) const override;
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virtual std::unique_ptr<prepared_statement> prepare(data_dictionary::database db, cql_stats& stats) override;
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// FIXME: continue here. See create_table_statement.hh and CreateViewStatement.java
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private:
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::shared_ptr<event_t> created_event() const;
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};
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}
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}
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