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class UpdateStatusIndexes202009 < ActiveRecord::Migration[5.2]
def up
safety_assured do
remove_index :statuses, name: "index_statuses_local"
remove_index :statuses, name: "index_statuses_local_reblogs"
remove_index :statuses, name: "index_statuses_public"
add_index :statuses, :id, name: "index_statuses_local", order: { id: :desc }, where: "(published = TRUE) AND (local = TRUE OR (uri IS NULL)) AND (deleted_at IS NULL)"
add_index :statuses, :id, name: "index_statuses_curated", order: { id: :desc }, where: "(published = TRUE) AND (deleted_at IS NULL) AND (curated = TRUE)"
add_index :statuses, :id, name: "index_statuses_public", order: { id: :desc }, where: "(published = TRUE) AND (deleted_at IS NULL)"
end
end
def down
safety_assured do
remove_index :statuses, name: "index_statuses_local"
remove_index :statuses, name: "index_statuses_curated"
remove_index :statuses, name: "index_statuses_public"
add_index :statuses, ["id", "account_id"], name: "index_statuses_local", order: { id: :desc }, where: "((published = TRUE) AND (local = TRUE OR (uri IS NULL)) AND (deleted_at IS NULL) AND (visibility = 0) AND (reblog_of_id IS NULL) AND ((reply = FALSE) OR (in_reply_to_account_id = account_id)))"
add_index :statuses, ["id", "account_id"], name: "index_statuses_local_reblogs", where: "(((local = TRUE) OR (uri IS NULL)) AND (statuses.reblog_of_id IS NOT NULL))"
add_index :statuses, ["id", "account_id"], name: "index_statuses_public", order: { id: :desc }, where: "((published = TRUE) AND (deleted_at IS NULL) AND (visibility = 0) AND (reblog_of_id IS NULL) AND ((reply = FALSE) OR (in_reply_to_account_id = account_id)))"
end
end
end
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