Data unloading method and device, computer equipment and storage medium

The invention relates to a data unloading method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring data parameters of to-be-unloaded data in a target database; reading a pre-configured configuration file and outputting the to-be-unloaded data to a temporary file by using the data parameters; according to a preset storage strategy and the configuration information in the configuration file, the to-be-unloaded data in the temporary file is loaded into a local file, and the local file is created by utilizing the configuration information in the configuration file; and generating an attribute file corresponding to the local file according to the configuration file and the data information of the local file, and obtaining a data unloading file by utilizing the local file and the attribute file. By adopting the method, the efficiency of data unloading can be improved, the accuracy of data unloading is ensured, and other databases, data warehouses and storage me