file uploading method and system based on data flow and Hash comparison
A file upload and data flow technology, applied in the field of file upload, can solve the problems of long upload time, long compression process, long waiting process, etc., and achieve good promotion and application value and the effect of improving experience
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[0030] The file uploading method based on data flow and hash comparison of the present invention includes uploading ordinary files and oversized files.
[0031] When uploading ordinary files, the user chooses to upload the file, uses the APP service to create a data stream file locally and automatically generates a hash value, the user only uploads the hash value, and the cloud analyzes the hash value to become the real file name and puts it into the database. After the user operation is completed, upload the real file in the background through the APP service, publish the data stream file to the cloud, and the cloud will analyze and split the file, and rename it to form the file actually uploaded by the user, and complete the verification and pass the verification Then delete the local data stream file.
[0032] When uploading a very large file, this method intercepts the first and last hash values of the file to save time. After the file is uploaded, the cloud analyzes the...
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