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Optimize conversation fetching.

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This commit is contained in:
Roger Braun 2017-09-12 13:48:48 +02:00
parent 1bc58230ee
commit 07b694814e
2 changed files with 9 additions and 1 deletions
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2
lib/pleroma/web/activity_pub/activity_pub.ex
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@ -96,7 +96,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
def fetch_activities_for_context(context) do
query = from activity in Activity,
where: fragment("? @> ?", activity.data, ^%{ type: "Create", context: context }),
where: fragment("?->>'type' = ? and ?->>'context' = ?", activity.data, "Create", activity.data, ^context),
order_by: [desc: :inserted_at]
Repo.all(query)
end

8
priv/repo/migrations/20170912114248_add_context_index.exs Normal file
View file

@ -0,0 +1,8 @@
defmodule Pleroma.Repo.Migrations.AddContextIndex do
use Ecto.Migration
@disable_ddl_transaction true
def change do
create index(:activities, ["(data->>'type')", "(data->>'context')"], name: :activities_context_index, concurrently: true)
end
end