PARAMETERS
- Provided by: libmongoc-doc (Version: 1.26.0-1.1ubuntu2)
- Source: mongo-c-driver
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PARAMETERS
- file: A mongoc_gridfs_file_t.
- iov: An array of mongoc_iovec_t.
- iovcnt: The number of elements in iov.
- min_bytes: The minimum number of bytes that must be read or an error will be synthesized.
- timeout_msec: Unused.
DESCRIPTION
This function performs a scattered read from file, potentially blocking to read from the MongoDB server.
The timeout_msec parameter is unused.
RETURNS
Returns the number of bytes read, or -1 on failure. Use mongoc_gridfs_file_error() to retrieve error details.
AUTHOR
MongoDB, Inc
COPYRIGHT
2017-present, MongoDB, Inc