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Add optimistic lock to avoid race conditions when handling votes (#10196)

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* Add optimistic lock to avoid race conditions when handling votes

* Force-reload polls when getting `ActiveRecord::StaleObjectError`
This commit is contained in:
ThibG
2019-03-06 19:53:57 +01:00
committed by Eugen Rochko
parent b3668a79ec
commit 96f905f409
4 changed files with 12 additions and 1 deletions
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3
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.
ActiveRecord::Schema.define(version: 2019_03_04_152020) do
ActiveRecord::Schema.define(version: 2019_03_06_145741) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@@ -464,6 +464,7 @@ ActiveRecord::Schema.define(version: 2019_03_04_152020) do
t.datetime "last_fetched_at"
t.datetime "created_at", null: false
t.datetime "updated_at", null: false
t.integer "lock_version", default: 0, null: false
t.index ["account_id"], name: "index_polls_on_account_id"
t.index ["status_id"], name: "index_polls_on_status_id"
end