CREATE TABLE gradebook_comment (id BIGINT AUTO_INCREMENT NOT NULL, user_id INT DEFAULT NULL, gradebook_id INT DEFAULT NULL, comment LONGTEXT NOT NULL, created_at DATETIME NOT NULL, updated_at DATETIME NOT NULL, INDEX IDX_C3B70763A76ED395 (user_id), INDEX IDX_C3B70763AD3ED51C (gradebook_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC;
ALTER TABLE gradebook_comment ADD CONSTRAINT FK_C3B70763A76ED395 FOREIGN KEY (user_id) REFERENCES user (id) ON DELETE CASCADE;
ALTER TABLE gradebook_comment ADD CONSTRAINT FK_C3B70763AD3ED51C FOREIGN KEY (gradebook_id) REFERENCES gradebook_category (id) ON DELETE CASCADE;