【代码报错】Invalid Input Error: arrow_scan: get_next failed (): I0Error: Invalid IPC stream
由darkal创建,最终由small_q 被浏览 19 用户
alpha_a191_f0076表数据缺失
hello,最近跑多因子这张表“alpha_a191_f0076”的数据有问题,full_db_scan=True 无法读取到数据,alpha_a191_f0075/alpha_a191_f0077等都是正常的
import dai
sql = '''SELECT date, instrument, factor, alpha_id FROM alpha_a191_f0076'''
factor_data = dai.query(sql, full_db_scan=True).df()
factor_data