A phylogenetic definition of structure - E-Theses.
This thesis compares existing definitions for isolation levels and develops a new characterization for Snaphot Isolation, an isolation level provided by Oracle, the market leader in the database field. We present algorithms for federated concurrency control that provably guarantee the correct execution of federated transactions even under local Snapshot Isolation, and discuss isolation levels.
Orthogonal range searches arise in many areas of application, most often, in database queries. Many techniques have been developed for this problem and related geometric search problems where the points are replaced by general objects like simplices, discs etc.
Efficient inbound networks in the European automotive industry rely on a set of different transport concepts including milk runs - understood as regularly scheduled pickup tours. The complexity of designing such a mixed network makes decision support necessary: In this book we provide definitions, mathematical models and a solution method for the Milk Run Design problem and introduce.
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This thesis discusses some extensions of second-order logic AF2 with primitive constructors representing least and greatest fixed points of monotone operators, which allow to define predicates by induction and coinduction. Though the expressive power of second-order logic has been well-known for a long time and suffices to define (co)inductive predicates by means of its (co)induction.
Explanation The life expectancy of dogs owned in Germany increases as a result of an better environment like an improving veterinary medical care. Linked to the rising age there is an increasing number of diseases on the locomotor system. Aim of the study is to examine the effects of gelatin hydrolysate, used as an supplement feed for dogs (10 healthy dogs and 20 dogs with defects of the.
Lean management describes a set of methods combined with a management philosophy which aims at eliminating waste in logistics processes. In production logistics, lean is already widespread and applied successfully. Research has shown that lean also works in a warehousing environment. In transport logistics, lean is still at a low level of maturity in both research and practice.