Actualización

vendor/gedmo/doctrine-extensions/lib/Gedmo/Translatable/Entity/Translation.php

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+<?php
+
+namespace Gedmo\Translatable\Entity;
+
+use Doctrine\ORM\Mapping\Table;
+use Doctrine\ORM\Mapping\Index;
+use Doctrine\ORM\Mapping\UniqueConstraint;
+use Doctrine\ORM\Mapping\Entity;
+
+/**
+ * Gedmo\Translatable\Entity\Translation
+ *
+ * @Table(
+ *         name="ext_translations",
+ *         options={"row_format":"DYNAMIC"},
+ *         indexes={@Index(name="translations_lookup_idx", columns={
+ *             "locale", "object_class", "foreign_key"
+ *         })},
+ *         uniqueConstraints={@UniqueConstraint(name="lookup_unique_idx", columns={
+ *             "locale", "object_class", "field", "foreign_key"
+ *         })}
+ * )
+ * @Entity(repositoryClass="Gedmo\Translatable\Entity\Repository\TranslationRepository")
+ */
+class Translation extends MappedSuperclass\AbstractTranslation
+{
+    /**
+     * All required columns are mapped through inherited superclass
+     */
+}