Translatable: Optimize indexes for better performance (#2986)

Author: joel1di1

CHANGELOG.md

@@ -22,6 +22,7 @@ a release.
 - SoftDeleteable: Add option to enable or disable handling of the `postFlush` event (#2958)
 
 ### Changed
+- Translatable: Optimized database indexes for better performance by reordering unique constraint fields and removing redundant indexes
 - SoftDeleteable: Handling of the `postFlush` event is now disabled by default (#2958)
 
 ### Fixed

src/Translatable/Document/Translation.php

@@ -18,20 +18,14 @@
  *
  * @ODM\Document(repositoryClass="Gedmo\Translatable\Document\Repository\TranslationRepository")
  * @ODM\UniqueIndex(name="lookup_unique_idx", keys={
- *     "locale": "asc",
- *     "object_class": "asc",
  *     "foreign_key": "asc",
- *     "field": "asc"
- * })
- * @ODM\Index(name="translations_lookup_idx", keys={
  *     "locale": "asc",
  *     "object_class": "asc",
- *     "foreign_key": "asc"
+ *     "field": "asc"
  * })
  */
 #[ODM\Document(repositoryClass: TranslationRepository::class)]
-#[ODM\UniqueIndex(name: 'lookup_unique_idx', keys: ['locale' => 'asc', 'object_class' => 'asc', 'foreign_key' => 'asc', 'field' => 'asc'])]
-#[ODM\Index(name: 'translations_lookup_idx', keys: ['locale' => 'asc', 'object_class' => 'asc', 'foreign_key' => 'asc'])]
+#[ODM\UniqueIndex(name: 'lookup_unique_idx', keys: ['foreign_key' => 'asc', 'locale' => 'asc', 'object_class' => 'asc', 'field' => 'asc'])]
 class Translation extends AbstractTranslation
 {
     /*

src/Translatable/Entity/Translation.php

@@ -19,25 +19,15 @@
  * @ORM\Table(
  *     name="ext_translations",
  *     options={"row_format": "DYNAMIC"},
- *     indexes={
- *         @ORM\Index(name="translations_lookup_idx", columns={
- *             "locale", "object_class", "foreign_key"
- *         }),
- *         @ORM\Index(name="general_translations_lookup_idx", columns={
- *             "object_class", "foreign_key"
- *         })
- *     },
  *     uniqueConstraints={@ORM\UniqueConstraint(name="lookup_unique_idx", columns={
- *         "locale", "object_class", "field", "foreign_key"
+ *         "foreign_key", "locale", "object_class", "field"
  *     })}
  * )
  * @ORM\Entity(repositoryClass="Gedmo\Translatable\Entity\Repository\TranslationRepository")
  */
 #[ORM\Entity(repositoryClass: TranslationRepository::class)]
 #[ORM\Table(name: 'ext_translations', options: ['row_format' => 'DYNAMIC'])]
-#[ORM\Index(name: 'translations_lookup_idx', columns: ['locale', 'object_class', 'foreign_key'])]
-#[ORM\Index(name: 'general_translations_lookup_idx', columns: ['object_class', 'foreign_key'])]
-#[ORM\UniqueConstraint(name: 'lookup_unique_idx', columns: ['locale', 'object_class', 'field', 'foreign_key'])]
+#[ORM\UniqueConstraint(name: 'lookup_unique_idx', columns: ['foreign_key', 'locale', 'object_class', 'field'])]
 class Translation extends AbstractTranslation
 {
     /*