36 lines
929 B
Elixir
36 lines
929 B
Elixir
defmodule Memex.Repo.Migrations.CreateContexts do
|
|
use Ecto.Migration
|
|
|
|
def change do
|
|
create table(:contexts, primary_key: false) do
|
|
add :id, :binary_id, primary_key: true
|
|
add :title, :string
|
|
add :content, :text
|
|
add :tags, {:array, :string}
|
|
add :visibility, :string
|
|
|
|
add :user_id, references(:users, on_delete: :delete_all, type: :binary_id)
|
|
|
|
timestamps()
|
|
end
|
|
|
|
flush()
|
|
|
|
execute """
|
|
ALTER TABLE contexts
|
|
ADD COLUMN search tsvector
|
|
GENERATED ALWAYS AS (
|
|
setweight(to_tsvector('english', coalesce(title, '')), 'A') ||
|
|
setweight(to_tsvector('english', coalesce(immutable_array_to_string(tags, ' '), '')), 'B') ||
|
|
setweight(to_tsvector('english', coalesce(content, '')), 'C')
|
|
) STORED
|
|
"""
|
|
|
|
execute("CREATE INDEX contexts_trgm_idx ON contexts USING GIN (search)")
|
|
end
|
|
|
|
def down do
|
|
drop table(:contexts)
|
|
end
|
|
end
|