11517: Add indexes to help slow queries.

[arvados.git] / services / api / db / migrate / 20170419173031_add_created_by_job_task_index_to_job_tasks.rb

diff --git a/services/api/db/migrate/20170419173031_add_created_by_job_task_index_to_job_tasks.rb b/services/api/db/migrate/20170419173031_add_created_by_job_task_index_to_job_tasks.rb
new file mode 100644 (file)
index 0000000..225af45
--- /dev/null
+++ b/services/api/db/migrate/20170419173031_add_created_by_job_task_index_to_job_tasks.rb
@@ -0,0 +1,5 @@
+class AddCreatedByJobTaskIndexToJobTasks < ActiveRecord::Migration
+  def change
+    add_index :job_tasks, :created_by_job_task_uuid
+  end
+end