addSql('CREATE UNIQUE INDEX product_variant_channel_idx ON sylius_channel_pricing (product_variant_id, channel_id)'); $this->addSql('CREATE UNIQUE INDEX product_taxon_idx ON sylius_product_taxon (product_id, taxon_id)'); } public function down(Schema $schema): void { $this->addSql('DROP INDEX product_variant_channel_idx ON sylius_channel_pricing'); $this->addSql('DROP INDEX product_taxon_idx ON sylius_product_taxon'); } }