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a5e28f2897
Tuple descriptors are basically the same for for example all rows in a table. Makes sense to share them instead of copying them for every single row.
30 lines
750 B
C++
30 lines
750 B
C++
/*
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* Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefPtr.h>
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#include <LibSQL/Forward.h>
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#include <LibSQL/Tuple.h>
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namespace SQL {
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class Key : public Tuple {
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public:
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Key();
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explicit Key(NonnullRefPtr<TupleDescriptor> const&);
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explicit Key(NonnullRefPtr<IndexDef>);
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Key(NonnullRefPtr<TupleDescriptor> const&, ByteBuffer&, size_t& offset);
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Key(RefPtr<IndexDef>, ByteBuffer&, size_t& offset);
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Key(Key const&) = default;
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RefPtr<IndexDef> index() const { return m_index; }
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[[nodiscard]] virtual size_t data_length() const override { return Tuple::data_length() + sizeof(u32); }
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private:
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RefPtr<IndexDef> m_index { nullptr };
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};
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}
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