f3eade2f62
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/
69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
/*
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* Copyright (C) 2015-present ScyllaDB
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*
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* Modified by ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: (LicenseRef-ScyllaDB-Source-Available-1.0 and Apache-2.0)
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*/
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#pragma once
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#include "operation.hh"
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#include "update_parameters.hh"
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namespace cql3 {
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/**
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* Static helper methods and classes for maps.
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*/
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class maps {
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private:
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maps() = delete;
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public:
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static lw_shared_ptr<column_specification> key_spec_of(const column_specification& column);
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static lw_shared_ptr<column_specification> value_spec_of(const column_specification& column);
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class setter : public operation_skip_if_unset {
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public:
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setter(const column_definition& column, expr::expression e)
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: operation_skip_if_unset(column, std::move(e)) {
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}
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virtual void execute(mutation& m, const clustering_key_prefix& row_key, const update_parameters& params) override;
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static void execute(mutation& m, const clustering_key_prefix& row_key, const update_parameters& params, const column_definition& column, const cql3::raw_value& value);
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};
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class setter_by_key : public operation_skip_if_unset {
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expr::expression _k;
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public:
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setter_by_key(const column_definition& column, expr::expression k, expr::expression e)
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: operation_skip_if_unset(column, std::move(e)), _k(std::move(k)) {
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}
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virtual void fill_prepare_context(prepare_context& ctx) override;
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virtual void execute(mutation& m, const clustering_key_prefix& prefix, const update_parameters& params) override;
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};
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class putter : public operation_skip_if_unset {
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public:
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putter(const column_definition& column, expr::expression e)
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: operation_skip_if_unset(column, std::move(e)) {
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}
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virtual void execute(mutation& m, const clustering_key_prefix& prefix, const update_parameters& params) override;
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};
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static void do_put(mutation& m, const clustering_key_prefix& prefix, const update_parameters& params,
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const cql3::raw_value& value, const column_definition& column);
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class discarder_by_key : public operation_no_unset_support {
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public:
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discarder_by_key(const column_definition& column, expr::expression k)
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: operation_no_unset_support(column, std::move(k)) {
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}
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virtual void execute(mutation& m, const clustering_key_prefix& prefix, const update_parameters& params) override;
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};
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};
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}
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