<commit_before>CREATE TABLE IF NOT EXISTS `Course` (
    `id` INT(8) NOT NULL AUTO_INCREMENT,
    `subject` CHAR(6) NOT NULL,
    `number` CHAR(5) NOT NULL,
    `supported` TINYINT(1) NOT NULL,
    `center` INT(8) NOT NULL,
    `tutor` VARCHAR(63) NOT NULL,
    `room` CHAR(4) NOT NULL,
    `fee` TINYINT(1) NOT NULL,
PRIMARY KEY(`id`));<commit_msg>Tutor and room can be null in Course<commit_after>CREATE TABLE IF NOT EXISTS `Course` (
    `id` INT(8) NOT NULL AUTO_INCREMENT,
    `subject` CHAR(6) NOT NULL,
    `number` CHAR(5) NOT NULL,
    `supported` TINYINT(1) NOT NULL,
    `center` INT(8) NOT NULL,
    `tutor` VARCHAR(63),
    `room` CHAR(4),
    `fee` TINYINT(1) NOT NULL,
PRIMARY KEY(`id`));
{'fraction_non_alphanumeric': 0.14793741109530584, 'fraction_numerical': 0.025604551920341393, 'mean_word_length': 3.6933333333333334, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '3346596', 'n_tokens_mistral': 292, 'n_tokens_neox': 272, 'n_words': 84}