Data uploading method and data uploading device

The invention discloses a data uploading method. The data uploading method comprises the steps of: uploading data to be uploaded into a temporary data sheet in batches; displacing the data in the temporary data sheet to an intermediate data sheet based on a preset time interval; building indexes for the data placed in the intermediate data sheet; and displacing the data having indexes from the intermediate data sheet to a target data sheet. The invention also discloses a data uploading device. By the adoption of the data uploading method and the data uploading device, data uploading efficiency can be improved.