public function up(Schema $schema)
{
$this->abortIf($this->connection->getDatabasePlatform()->getName() != "postgresql");
$this->addSql("CREATE TABLE typo3_media_domain_model_asset_tags_join (media_asset VARCHAR(40) NOT NULL, media_tag VARCHAR(40) NOT NULL, PRIMARY KEY(media_asset, media_tag))");
$this->addSql("CREATE INDEX IDX_DAF7A1EB1DB69EED ON typo3_media_domain_model_asset_tags_join (media_asset)");
$this->addSql("CREATE INDEX IDX_DAF7A1EB48D8C57E ON typo3_media_domain_model_asset_tags_join (media_tag)");
$this->addSql("CREATE TABLE typo3_media_domain_model_tag (persistence_object_identifier VARCHAR(40) NOT NULL, label VARCHAR(255) NOT NULL, PRIMARY KEY(persistence_object_identifier))");
$this->addSql("ALTER TABLE typo3_media_domain_model_asset_tags_join ADD CONSTRAINT FK_DAF7A1EB1DB69EED FOREIGN KEY (media_asset) REFERENCES typo3_media_domain_model_asset (persistence_object_identifier) NOT DEFERRABLE INITIALLY IMMEDIATE");
$this->addSql("ALTER TABLE typo3_media_domain_model_asset_tags_join ADD CONSTRAINT FK_DAF7A1EB48D8C57E FOREIGN KEY (media_tag) REFERENCES typo3_media_domain_model_tag (persistence_object_identifier) NOT DEFERRABLE INITIALLY IMMEDIATE");
}