Tax cold data separation method, device and equipment and storage medium

The invention discloses a tax cold data separation method and device, equipment and a storage medium, and relates to the technical field of data processing, and the method comprises the steps: obtaining a tax cold data separation task generated based on a user demand, and determining a preset tax data separation range corresponding to the tax cold data separation task; determining a to-be-separated business table from all original business tables in a database based on a preset tax data separation range, and obtaining target separated tax cold data determined based on a preset data screening rule; and separating the target separated tax cold data in the to-be-separated business table to obtain a tax cold data table, and executing a preset data processing operation based on the received tax data processing request and the tax cold data table to obtain a corresponding tax data processing result. The to-be-separated business table is generated by presetting the tax data separation range, so that data deletion is