Add indicies for better performance

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

2 files changed, 9 insertions, 1 deletions

diff --git a/db/migrate/20141028162820_add_sha_index_to_build.rb b/db/migrate/20141028162820_add_sha_index_to_build.rb
new file mode 100644
index 0000000..bd2a4de
--- /dev/null
+++ b/db/migrate/20141028162820_add_sha_index_to_build.rb
@@ -0,0 +1,6 @@
+class AddShaIndexToBuild < ActiveRecord::Migration
+  def change
+    add_index :builds, :sha
+    add_index :builds, [:project_id, :sha]
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 67d0a73..5769a3e 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20141001132129) do
+ActiveRecord::Schema.define(version: 20141028162820) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -33,8 +33,10 @@ ActiveRecord::Schema.define(version: 20141001132129) do
     t.float    "coverage"
   end
 
+  add_index "builds", ["project_id", "sha"], name: "index_builds_on_project_id_and_sha", using: :btree
   add_index "builds", ["project_id"], name: "index_builds_on_project_id", using: :btree
   add_index "builds", ["runner_id"], name: "index_builds_on_runner_id", using: :btree
+  add_index "builds", ["sha"], name: "index_builds_on_sha", using: :btree
 
   create_table "projects", force: true do |t|
     t.string   "name",                                     null: false