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» Full predicate coverage for testing SQL database queries
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VLDB
2007
ACM
128views Database» more  VLDB 2007»
13 years 10 months ago
A genetic approach for random testing of database systems
Testing a database engine has been and continues to be a challenging task. The space of possible SQL queries along with their possible access paths is practically unbounded. Moreo...
Hardik Bati, Leo Giakoumakis, Steve Herbert, Aleks...
PET
2010
Springer
13 years 8 months ago
Privacy-Preserving Queries over Relational Databases
We explore how Private Information Retrieval (PIR) can help users keep their sensitive information from being leaked in an SQL query. We show how to retrieve data from a relational...
Femi G. Olumofin, Ian Goldberg
SIGMOD
2009
ACM
121views Database» more  SIGMOD 2009»
14 years 4 months ago
Query-aware shrinking test databases
Keeping the test databases as small as possible leads to faster execution of tests and facilitates the task of completing the test cases and evaluating the actual outputs against ...
Claudio de la Riva, Javier Tuya, María Jos&...
ICDT
2007
ACM
126views Database» more  ICDT 2007»
13 years 10 months ago
Containment of Conjunctive Queries over Databases with Null Values
Abstract. We study containment of conjunctive queries that are evaluated over databases that may contain tuples with null values. We assume the semantics of SQL for single block qu...
Carles Farré, Werner Nutt, Ernest Teniente,...
SIGMOD
2011
ACM
290views Database» more  SIGMOD 2011»
12 years 7 months ago
Database state generation via dynamic symbolic execution for coverage criteria
Automatically generating sufficient database states is imperative to reduce human efforts in testing database applications. Complementing the traditional block or branch coverage...
Kai Pan, Xintao Wu, Tao Xie