Data processing method, device and system of data warehouse and storage medium

The invention provides a data processing method, device and system for a data warehouse and a storage medium. The method comprises the steps: obtaining an operation log corresponding to a data model of an online database; analyzing the operation log to obtain a data modification table; according to the data modification table, modifying a data model of a data warehouse to obtain a target data model; According to the target data model, performing storage operation on data of an online database. According to the method, updating of the data model of the data warehouse can be automatically executed according to the change operation of the online database on the data model of the online database, so that adaptation of the data warehouse and the online database is achieved, and storage of online data is completed; the whole process does not need human intervention, operation is simple, and efficiency is high. 本申请提供一种数据仓库的数据处理方法、装置、系统及存储介质，该方法，包括：获取线上数据库的数据模型对应的操作日志；对所述操作日志进行解析，得到数据修改表；根据所述数据修改表，对数据仓库的数据模型进行修改，得到目标