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Remove unneccesary indices (#4738) 

We only look up status_pins by account_id, or account_id and status_id,
never by status_id
This commit is contained in:
Eugen Rochko 2017-08-30 05:04:20 +02:00 committed by GitHub
parent ee72a39641
commit fcca31350d
2 changed files with 7 additions and 3 deletions
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6
db/migrate/20170829215220_remove_status_pins_account_index.rb Normal file
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@ -0,0 +1,6 @@
class RemoveStatusPinsAccountIndex < ActiveRecord::Migration[5.1]
def change
remove_index :status_pins, :account_id
remove_index :status_pins, :status_id
end
end

4
db/schema.rb
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@ -10,7 +10,7 @@
# #
# It's strongly recommended that you check this file into your version control system. # It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 20170824103029) do ActiveRecord::Schema.define(version: 20170829215220) do
# These are extensions that must be enabled in order to support this database # These are extensions that must be enabled in order to support this database
enable_extension "plpgsql" enable_extension "plpgsql"
@ -288,8 +288,6 @@ ActiveRecord::Schema.define(version: 20170824103029) do
t.datetime "created_at", default: -> { "now()" }, null: false t.datetime "created_at", default: -> { "now()" }, null: false
t.datetime "updated_at", default: -> { "now()" }, null: false t.datetime "updated_at", default: -> { "now()" }, null: false
t.index ["account_id", "status_id"], name: "index_status_pins_on_account_id_and_status_id", unique: true t.index ["account_id", "status_id"], name: "index_status_pins_on_account_id_and_status_id", unique: true
t.index ["account_id"], name: "index_status_pins_on_account_id"
t.index ["status_id"], name: "index_status_pins_on_status_id"
end end
create_table "statuses", force: :cascade do |t| create_table "statuses", force: :cascade do |t|