306 search results - page 18 / 62 » Spark: top-k keyword query in relational databases |
WWW
2007
ACM
14 years 7 months ago
2007
ACM
Schema statements in OWL are interpreted quite differently from analogous statements in relational databases. If these statements are meant to be interpreted as integrity constrai...
POPL
2010
ACM
14 years 4 months ago
2010
ACM
We report on our experience implementing a lightweight, fully verified relational database management system (RDBMS). The functional specification of RDBMS behavior, RDBMS impleme...
KDD
2005
ACM
14 years 7 months ago
2005
ACM
In this paper, we discuss a problem of finding risk patterns in medical data. We define risk patterns by a statistical metric, relative risk, which has been widely used in epidemi...
WIDM
2003
ACM
13 years 12 months ago
2003
ACM
A growing number of databases especially those published on the Web are becoming available to external users. Users of these databases are provided simple form-based query interfa...
ICDE
2011
IEEE
12 years 10 months ago
2011
IEEE
— SQL is a classical and powerful tool for querying relational databases. However, it is rather hard for inexperienced users to pose SQL queries, as they are required to be proï¬...