class Synopsis (source)
The synopsis is a statistics store to use with cardinality estimation for concatenations.
Synopsis()
The synopsis is a statistics store to use with cardinality estimation for concatenations. |
fun done(): Unit |
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fun handleInsertion(path: Path): Unit
Update our Synopsis on new insertions into the index. |
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fun in(edge: Edge): Int
Number of nodes in G which have incoming edge. fun in(edges: Pair<Edge, Edge>): Int
Number of nodes in G which have incoming edges. |
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fun middle(edges: Pair<Edge, Edge>): Int
Number of nodes in G which have incoming edge labeled l1 and outgoing edge labeled l2. |
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fun one(edges: Pair<Edge, Edge>): Int
Number of paths labeled l1 from nodes in out to nodes in middle. |
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fun out(edge: Edge): Int
Number of nodes in G which have outgoing edge. fun out(edges: Pair<Edge, Edge>): Int
Number of nodes in G which have outgoing edges. |
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fun pairs(edge: Edge): Int
Number of pairs in G labeled by edge. fun pairs(edges: Pair<Edge, Edge>): Int
Number of pairs in G labeled by l1/l2. |
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fun paths(edge: Edge): Int
Number of paths in G labeled by edge. fun paths(edges: Pair<Edge, Edge>): Int
Number of paths in G labeled with l1/l2. |
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fun two(edges: Pair<Edge, Edge>): Int
Number of paths labeled l2 from nodes in middle to nodes in in. |