This topic describes the methods provided by Object Storage Service (OSS) SDK for iOS to upload objects.
In OSS, objects are the fundamental units of data for operations. OSS SDK for iOS provides four methods to upload objects.
Simple upload: You can use simple upload to upload objects from the memory or local disks. The size of the file to upload cannot exceed 5 GB.
Multipart upload: You can use multipart upload for uploading large objects up to 48.8 TB in size.
Append upload: The size of the file to append cannot exceed 5 GB.
Resumable upload: Concurrent upload and resumable upload are supported. You can specify the size of each part. This method is suitable for uploading large objects up to 48.8 TB in size.
For more information about the scenarios of each upload method, see Upload objects.
You can view the upload progress shown in the progress bar. After files are uploaded, you can upload callbacks.