A sample produced by a cutoff join.
A runtime optimizer for a join graph.
A join graph with annotations for estimated cardinality and other details in support of runtime query optimization.
A join path is an ordered sequence of N
An ordered array of bop identifiers which can be used as a signature for a join path segment.
Base class for a sample taken from a vertex (access path) or edge (cutoff join).
A vertex of the join graph is an annotated relation (this corresponds to an
A sample of a
Type safe enumeration describes the edge condition (if any) for a cardinality estimate.
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