Sciweavers

6794 search results - page 1303 / 1359
» Semantics of Visual Languages
Sort
View
SIGMOD
2007
ACM
145views Database» more  SIGMOD 2007»
14 years 7 months ago
Why off-the-shelf RDBMSs are better at XPath than you might expect
To compensate for the inherent impedance mismatch between the relational data model (tables of tuples) and XML (ordered, unranked trees), tree join algorithms have become the prev...
Torsten Grust, Jan Rittinger, Jens Teubner
PODS
2007
ACM
142views Database» more  PODS 2007»
14 years 7 months ago
Quasi-inverses of schema mappings
Schema mappings are high-level specifications that describe the relationship between two database schemas. Two operators on schema mappings, namely the composition operator and th...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
CGO
2010
IEEE
14 years 2 months ago
Level by level: making flow- and context-sensitive pointer analysis scalable for millions of lines of code
We present a practical and scalable method for flow- and contextsensitive (FSCS) pointer analysis for C programs. Our method analyzes the pointers in a program level by level in ...
Hongtao Yu, Jingling Xue, Wei Huo, Xiaobing Feng 0...
ASPLOS
2010
ACM
14 years 2 months ago
SherLog: error diagnosis by connecting clues from run-time logs
Computer systems often fail due to many factors such as software bugs or administrator errors. Diagnosing such production run failures is an important but challenging task since i...
Ding Yuan, Haohui Mai, Weiwei Xiong, Lin Tan, Yuan...
ASPLOS
2010
ACM
14 years 2 months ago
Request behavior variations
A large number of user requests execute (often concurrently) within a server system. A single request may exhibit fluctuating hardware characteristics (such as instruction comple...
Kai Shen
« Prev « First page 1303 / 1359 Last » Next »