As converts i to driver-specific types. See https://gocloud.dev/concepts/as/ for background information, the "As" examples in this package for examples, and the driver package documentation for the specific types supported for that driver.
Close implements io.Closer (https://golang.org/pkg/io/#Closer).
Read implements io.Reader (https://golang.org/pkg/io/#Reader).
Seek implements io.Seeker (https://golang.org/pkg/io/#Seeker).
Generated using TypeDoc
Reader reads bytes from a blob. It implements io.ReadSeekCloser, and must be closed after reads are finished.