External Links

    Journal: Theory Comput. Syst.

    Volume 62, Issue 4

    771 -- 0Wim Martens. Foreword: Special Issue on Database Theory
    772 -- 809Mark Kaminski, Egor V. Kostylev. Complexity and Expressive Power of Weakly Well-Designed SPARQL
    810 -- 853Manas Joglekar, Christopher Ré. It's All a Matter of Degree - Using Degree Information to Optimize Multiway Joins
    854 -- 898Dominik D. Freydenberger, Mario Holldack. Document Spanners: From Expressive Power to Decision Problems
    899 -- 940Phokion G. Kolaitis, Reinhard Pichler, Emanuel Sallinger, Vadim Savenkov. Limits of Schema Mappings
    941 -- 976Wojciech Czerwinski, Claire David, Filip Murlak, Pawel Parys. Reasoning about integrity constraints for tree-structured data
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