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ircd:Ⓜ️:event::fetch: Optimize row-assigned fetch event_id query related.

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This commit is contained in:
Jason Volk 2020-06-08 18:59:33 -07:00
parent fc9c952ba8
commit b2da14b6fc
1 changed files with 15 additions and 6 deletions
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21
matrix/event_fetch.cc
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@ -335,17 +335,26 @@ try
event.source = {};
assign(event, row, key);
const auto event_id
// N.B. a row assignment might not produce an event.event_id unless
// the key is explicitly selected or it was otherwise trivially found.
event.event_id =
{
event.event_id?
event.event_id:
!empty(json::get<"event_id"_>(event))?
id{json::get<"event_id"_>(event)}:
event::id{json::get<"event_id"_>(event)}:
event_id_buf?
id{event_id_buf}:
m::event_id(std::nothrow, event_idx, event_id_buf)
event::id{event_id_buf}:
cell.at(json::indexof<m::event, "event_id"_>())?
event::id{cell.at(json::indexof<m::event, "event_id"_>()).val()}:
event::id{}
};
assert(event_id);
event.event_id = event_id;
return true;
}
catch(const json::parse_error &e)