每个答案是一个字符串 student_answers = ['5 + 3 = 8', '10 - 6 = 4', '7 * 2 = 14', '8 / 4 = 2'] # 创建一个正确答案列表,用于比较学生答案 correct_answers = ['5 + 3 = 8', '10 - 6 = 4', '7 * 2 = 14', '8 / 4 = 2'] # 使用NumPy的向量化操作进行答案对比和评分 student_scores = np.array(student_answers) == np.array(correct_answers) score = np.sum(student_scores) / len(student_answers) print(f"学...
字符串函数等。 event 事件名 event_date 事件发生日期,任何SQL都建议指定事件发生时间,否则根据event_time进行推导。 event_time 事件发生时间戳,10位。 当且仅当使用event_time作为约束条件时,会自动推导event... multiMatchAnyIndex match(haystack, pattern) haystack 需要匹配的字段 pattern 符合RE2语法的正则表达式 re2: https://github.com/google/re2/wiki/Syntax 返回值为0表示未匹配,1表示匹配。 举例: sql select di...
Note: The length of any of the haystack string must be less than 232 bytes otherwise the exception is thrown. This restriction takes place because of hyperscan API. Syntax sql multiMatchAny(string, [pattern_1, pattern_2, …, pattern_n])Arguments string – The string. pattern – The pattern for matching Returned value Returns 0 if it does not match, or 1 if it matches. Type: UInt8 Example sql SE...