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Fix migration for empty db.

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This commit is contained in:
Roger Braun 2017-11-09 13:45:17 +01:00
parent 6bf261589f
commit 9e60de695d
1 changed files with 11 additions and 10 deletions
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priv/repo/migrations/20171109114020_fill_actor_field.exs
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@ -5,19 +5,20 @@ defmodule Pleroma.Repo.Migrations.FillActorField do
def up do def up do
max = Repo.aggregate(Activity, :max, :id) max = Repo.aggregate(Activity, :max, :id)
if max do
IO.puts("#{max} activities") IO.puts("#{max} activities")
chunks = 0..(round(max / 10_000)) chunks = 0..(round(max / 10_000))
Enum.each(chunks, fn (i) -> Enum.each(chunks, fn (i) ->
min = i * 10_000 min = i * 10_000
max = min + 10_000 max = min + 10_000
IO.puts("Updating #{min}")
execute(""" execute("""
update activities set actor = data->>'actor' where id > #{min} and id <= #{max}; update activities set actor = data->>'actor' where id > #{min} and id <= #{max};
""") """)
|> IO.inspect |> IO.inspect
end) end)
end end
end
def down do def down do
end end