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42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
/*
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* Copyright (C) 2025-present ScyllaDB
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*/
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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 <optional>
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#include "bytes_fwd.hh"
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#include "schema/schema_fwd.hh"
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namespace db {
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namespace view {
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// Part of the view description which depends on the base schema.
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struct base_dependent_view_info {
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bool has_computed_column_depending_on_base_non_primary_key;
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// True if the partition key columns of the view are the same as the
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// partition key columns of the base, maybe in a different order.
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bool is_partition_key_permutation_of_base_partition_key;
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// Indicates if the view hase pk columns which are not part of the base
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// pk, it seems that !base_non_pk_columns_in_view_pk.empty() is the same,
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// but actually there are cases where we can compute this boolean without
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// succeeding to reliably build the former.
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bool has_base_non_pk_columns_in_view_pk;
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// A constructor for a base info that can facilitate reads and writes from the materialized view.
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base_dependent_view_info(bool has_computed_column_depending_on_base_non_primary_key,
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bool is_partition_key_permutation_of_base_partition_key,
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bool has_base_non_pk_columns_in_view_pk);
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};
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}
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} |