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construct/include/ircd/m/dbs/event_column.h

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// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_M_DBS_EVENT_COLUMN_H
// These columns all store duplicate data from the original _event_json
// but limited to a single specific property. The index key is an event_idx
// (just like _event_json). These columns are useful for various optimizations
// at the cost of the additional space consumed.
namespace ircd::m::dbs
{
// Event property column max-count. The number of event columns may be
// less by not initializing positions in the event_column array.
constexpr const auto event_columns
{
event::size()
};
void _index_event_cols(db::txn &, const event &, const write_opts &);
// There is one position in this array corresponding to each property
// in the m::event tuple, however, the db::column in this position may
// be default-initialized if this column is not used.
extern std::array<db::column, event_columns> event_column;
}
namespace ircd::m::dbs::desc
{
extern conf::item<std::string> _event__comp;
extern conf::item<size_t> _event__bloom__bits;
extern conf::item<std::string> content__comp;
extern conf::item<size_t> content__block__size;
extern conf::item<size_t> content__meta_block__size;
extern conf::item<size_t> content__cache__size;
extern conf::item<size_t> content__cache_comp__size;
extern conf::item<size_t> content__file__size__max;
extern conf::item<size_t> content__compaction_trigger;
extern const db::descriptor content;
extern conf::item<std::string> depth__comp;
extern conf::item<size_t> depth__block__size;
extern conf::item<size_t> depth__meta_block__size;
extern conf::item<size_t> depth__cache__size;
extern conf::item<size_t> depth__cache_comp__size;
extern const db::descriptor depth;
extern conf::item<std::string> event_id__comp;
extern conf::item<size_t> event_id__block__size;
extern conf::item<size_t> event_id__meta_block__size;
extern conf::item<size_t> event_id__cache__size;
extern conf::item<size_t> event_id__cache_comp__size;
extern const db::descriptor event_id;
extern conf::item<std::string> origin_server_ts__comp;
extern conf::item<size_t> origin_server_ts__block__size;
extern conf::item<size_t> origin_server_ts__meta_block__size;
extern conf::item<size_t> origin_server_ts__cache__size;
extern conf::item<size_t> origin_server_ts__cache_comp__size;
extern const db::descriptor origin_server_ts;
extern conf::item<std::string> room_id__comp;
extern conf::item<size_t> room_id__block__size;
extern conf::item<size_t> room_id__meta_block__size;
extern conf::item<size_t> room_id__cache__size;
extern conf::item<size_t> room_id__cache_comp__size;
extern const db::descriptor room_id;
extern conf::item<std::string> sender__comp;
extern conf::item<size_t> sender__block__size;
extern conf::item<size_t> sender__meta_block__size;
extern conf::item<size_t> sender__cache__size;
extern conf::item<size_t> sender__cache_comp__size;
extern const db::descriptor sender;
extern conf::item<std::string> state_key__comp;
extern conf::item<size_t> state_key__block__size;
extern conf::item<size_t> state_key__meta_block__size;
extern conf::item<size_t> state_key__cache__size;
extern conf::item<size_t> state_key__cache_comp__size;
extern const db::descriptor state_key;
extern conf::item<std::string> type__comp;
extern conf::item<size_t> type__block__size;
extern conf::item<size_t> type__meta_block__size;
extern conf::item<size_t> type__cache__size;
extern conf::item<size_t> type__cache_comp__size;
extern const db::descriptor type;
}