selective recomputation. no longer enough to compute delta ... recomputation step not needed when. only ... maintenance without recomputation. STDDEV, MIN/MAX ...
There are basic, working solutions to this problem, but ... delivery is highly likely and recomputation is relatively cheap, then losing data is acceptable...
ABC. CDE. BCDE. merge. merge. incremental refresh. recomputation ... Transient/Permanent materialized view selection. Setting Up the Maintenance Plan Space ...
10/8/09. CS 510 Internet Routing. 1. ATCP : TCP for Mobile Ad Hoc. Networks ... TCP in Ad Hoc Network. High Bit Error Rate (BER) Route Recomputation. Network Partition ...
Dynamic routes are automatically determined (complex and ... Nodes periodically recheck routes and discover outage. During recomputation loops are possible ...
Dogs = Delay. Really = Reliability. Like = Load. Me = MTU. EIGRP Tables ... During route recomputation, routes lost due to a successor's failure are said to ...
Balancing the 2 timing requirements by redefining Temporal Correctness. Design scheduling algorithms so that temporal correctness is enforced ... Properties of Updates ...
Self Maintenance of materialized XML views with non ... Delta with hunks : Insert(pos; Xtuple) delete(pos;Xtuple) Replace(pos; Xtupleold, Xtuplenew) ...
A Performance Optimization Framework for Compilation of Tensor Contraction Expressions Into Parallel Programs Gerald Baumgartner, Ohio State David E. Bernholdt, ORNL
Clustering Chris Manning, Pandu Nayak, and Prabhakar Raghavan Dendrogram: Hierarchical Clustering * Clustering obtained by cutting the dendrogram at a desired level ...
Clustering Chris Manning, Pandu Nayak, and Prabhakar Raghavan Dendrogram: Hierarchical Clustering * Clustering obtained by cutting the dendrogram at a desired level ...
What undermines connectivity? flexibility of protocols: thousands of knobs ... lower layer: Basic Connectivity Routing Protocol (BCRP) build sophistication on top ...
Space-Time Trade-Off Optimization for a Class of Electronic Structure Calculations Daniel Cociorva, Ohio State Gerald Baumgartner, Ohio State Chi-Chung Lam, Ohio State
When we turn the preferred logical query plan into a physical plan, we need to ... Disjointed: T(R S)=0. Y might be the key of S and a foreign key of R: T(R S)=T(R) ...
Enhanced version of Cisco's ... SRTT Smooth Round-trip Timer; avg. time it takes to send and ... computation engine; guarantees a loop-free topology. ...
EIGRP is an advanced distance-vector routing protocol that ... Router(config-if)#ip summary-address eigrp AS ip-address subnet-mask administrative distance ...
View Maintenance Based on several papers in view maintenance, most notably, A.Gupta and I.S.Mumick. Maintenance of Materialized Views: Problems, Techniques, and ...
Christophe Tymen. Gemplus and cole Normale Sup rieure, France. Presented by. Jean-Fran ois Dhem ... It is critical if they contain information about secret key ...
... expect to see the worst-case input, but it gives designers a power budget ... Buckets are made from collections of subtrees, rather than just a single subtree ...
communication uses . multicasts. and . unicasts. for quick updates with . receipts. for tracking data. Uses the ... multiaccess. network (such as Ethernet).
... be deferred and applied to the warehouse views in large batches for efficiency ... a summary tables while minimizing the batch window needed for maintenance ...
Rainer Gemulla (University of Technology Dresden) ... Faculty of Computer Science, Institute System ... corrects inclusion probabilies. General idea (insertion) ...
Las Vegas. Boston. Seattle. Worcester. New York. Worcester. Dest. Src. The base relation. Flight ... Las Vegas. New York. Philadelphia. Worcester. Seattle ...
A callout records a function that the kernel must invoke at a later time. e.g. SVR4 ... (b) Callout queue one tick later. Process Scheduling 6. Alarms ...
Use the identifier as an offset into the domain table ... Parent Table. Relation R. 9/3/09. An open source DBMS for handheld devices. 10. Storage Management ...
CNRS LaBRI UMR 5800 & INRIA Futurs GRAVIT . Bordeaux, France. peacokmaps.com ' ... LaBRI UMR 5800, Bordeaux -- Equipe GRAVIT / INRIA Futurs. Guy Melan on ...
When sources are updated, materialized view may becomes ... Expressiveness of view definition language. Complex operations. tagging, unnesting, aggregation, ...
Initial distribution is important for query plan performance. ... (4) Resume execution of new plan. AB. BC. A. B. C (2) All tuples. drained (4) Processing ...
Pick access methods (AMs) on the driven tables (scan, hash, or index) Order the driven tables ... Static optimization: explore all possibilities and pick best ...
Scheduling An Engineering Approach to Computer Networking Outline What is scheduling Why we need it Requirements of a scheduling discipline Fundamental choices ...
Cancellation: invoked by Time Warp executive (transparent to the application) ... Lazy Cancellation. Motivation: ... Lazy cancellation typically improves performance ...
Notes 06-07: Query execution Part I-II. for Stanford CS 245, fall 2002. by Hector Garcia-Molina ... We assume that we have an algebraic expression (tree), and ...
Human genome ~ 1GB probability for F is extremely small ... Zoology: Skeleton, lungs instead of body shape or living habits: dolphins, penguins, ostrich! ...
Complete direct & indirect diffuse illumination ... Hack for faster query... Februar 3th, 2003. Interactive Global Illumination. 1. Too few samples ...