LONG RAW Datatype
Stores upto 2 GB (Gigabytes) of raw binary data. The uses of LONG Values are restricted. The restrictions are as follows:
•A Table cannot hold more than one LONG column
•In Integrity constraints LONG columns cannot appear (dealt later)
•They cannot appear in ORDER BY, WHERE clauses of SELECT statements
•Cannot be a element of conditions or expressions
•Cannot display in the SELECT list of CREATE TABLE as SELECT statement