6650 search results - page 448 / 1330 » Mutating database queries |
188
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EDBT
2011
ACM
14 years 10 months ago
2011
ACM
We demonstrate Habitat, a declarative observational debugger for SQL. Habitat facilitates true language-level (not: plan-level) debugging of, probably flawed, SQL queries that yi...
292
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ICDE
2008
IEEE
16 years 8 months ago
2008
IEEE
Data sources on the web are often accessible through web interfaces that present them as relational tables, but require certain attributes to be mandatorily selected, e.g., via a w...
162
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SIGMOD
1998
ACM
15 years 11 months ago
1998
ACM
Caching has been proposed (and implemented) by OLAP systems in order to reduce response times for multidimensional queries. Previous work on such caching has considered table leve...
200
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Given a positive value r, a circular range query returns the objects that lie within the distance r of the query location. In this paper, we study the circular range queries that c...
208
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EDBT
2010
ACM
15 years 10 months ago
2010
ACM
A key advantage of scientific workflow systems over traditional scripting approaches is their ability to automatically record data and process dependencies introduced during workf...