Turtle DB
A mini DDBMS
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Public Member Functions | |
void | accept (QueryVisitor v) throws VisitorException |
Protected Member Functions | |
Tuple | internalNext () |
void ca.uqac.dim.ddb.Intersection.accept | ( | QueryVisitor | v | ) | throws VisitorException [virtual] |
Implements ca.uqac.dim.ddb.Relation.
Tuple ca.uqac.dim.ddb.Intersection.internalNext | ( | ) | [protected, virtual] |
Implementation of internalNext. Warning: the computation of intersection as currently implemented is very inefficient. Please keep in mind that this code is meant to illustrate relational algebra, and should not be taken as representative of how things are actually coded in a real-world database engine!
Implements ca.uqac.dim.ddb.Relation.