As a separately licensed option, Sybase IQ supports binary large object (BLOB) data with a length ranging from zero (0) to 512TB (terabytes) for an IQ page size of 128KB or 2PB (petabytes) for an IQ page size of 512KB.
The maximum length is equal to 4GB multiplied by the database page size. See Unstructured Data Analytics in Sybase IQ