Recently, the C# and the VISUAL BASIC communities were tantalized by the advent of LINQ [18]--the Language INtegrated Query technology from Microsoft. LINQ represents a set of lan...
In order to enable extensibility, modern query optimizers typically leverage a transformation rule based framework. Testing individual rule correctness as well as correctness of r...
Hicham G. Elmongui, Vivek R. Narasayya, Ravishanka...
Good cardinality estimates are critical for generating good execution plans during query optimization. Complex predicates, correlations between columns, and user-defined functions...
Time-parameterized queries (TP queries for short) retrieve (i) the actual result at the time that the query is issued, (ii) the validity period of the result given the current mot...
Architects are faced with the problem of building enterprise scale information systems, with streamlined, automated internal business processes and web-enabled business functions,...