Use two indexes instead of one for hashed urls

When using `OR` in a where clause, a composite index can't be used. We should use a `UNION` to take advantages of it.
Instead, create 2 indexes on each hashed urls and make 2 queries to find an url. It'll be faster than the previous solution.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/Wallabag/CoreBundle/Entity/Entry.php b/src/Wallabag/CoreBundle/Entity/Entry.php
index 304dd1b3..19f81c0f 100644
--- a/src/Wallabag/CoreBundle/Entity/Entry.php
+++ b/src/Wallabag/CoreBundle/Entity/Entry.php
@@ -27,7 +27,8 @@ use Wallabag\UserBundle\Entity\User;
  *     indexes={
  *         @ORM\Index(name="created_at", columns={"created_at"}),
  *         @ORM\Index(name="uid", columns={"uid"}),
- *         @ORM\Index(name="hashed_urls_user_id", columns={"user_id", "hashed_url", "hashed_given_url"}, options={"lengths"={null, 40, 40}})
+ *         @ORM\Index(name="hashed_url_user_id", columns={"user_id", "hashed_url"}, options={"lengths"={null, 40}}),
+ *         @ORM\Index(name="hashed_given_url_user_id", columns={"user_id", "hashed_given_url"}, options={"lengths"={null, 40}})
  *     }
  * )
  * @ORM\HasLifecycleCallbacks()