"Technically a relation does not have any explicit ordering and cannot have duplicates. While a table is a representation of a relation, it is an imperfect one unless there is a unique key constraint (otherwise it has duplicates).
"A RelationalDatabase is a database constituting a set of relations (usually erroneously referred to as "tables"). A relation is a set of tuples (a.k.a. "records"), a tuple being a set of attribute…"
"a relation is may be a table but we can'ot say that table is a relation always.
Because, a Relation is an un-ordered set of values and cannot have duplicates. But in a Table one can have duplicates and other…"