
TreeTracker Join (TTJ) is a new join algorithm that removes dangling tuples efficiently without using semijoins or filters, maintaining optimal data complexity for acyclic conjunctive queries (ACQs).


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TreeTracker Join: A New Join Algorithm for ACQs Without Semijoins or Filters


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TreeTracker Join (TTJ) achieves data complexity optimality for acyclic conjunctive queries without semijoins or semijoin-like filters by leveraging join failure events to remove dangling tuples with minimal overhead.


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TreeTracker Join: Achieving Data Complexity Optimality for Acyclic Conjunctive Queries without Semijoins or Filters
