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Configuring the Query Optimizer
2014The query optimizer is directly responsible for the performance of SQL statements. For this reason, it makes sense to take some time to configure it correctly. In fact, without an optimal configuration, the query optimizer may generate inefficient execution plans that lead to poor performance.
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Introducing the Query Optimizer
2014The query optimizer is one of the building blocks of the SQL engine. Its purpose is to produce efficient execution plans in a timely manner. The time constraint is essential because in most situations it isn’t sensible to spend too much time on the optimization phase. What does “too much time” mean?
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Optimization of Continual Queries
2005Recent advances in the technologies have made it possible to access information from Internet-scale distributed data sources (Florescu, Levy & Mendelzon, 1998). However, finding the right information at the right time is difficult. Update monitoring (Seligman et al., 2000) is a technology that gathers relevant information and forwards it to users ...
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MS2Query: reliable and scalable MS2 mass spectra-based analogue search
Nature Communications, 2023+2 more
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A Survey of Automatic Query Expansion in Information Retrieval
ACM Computing Surveys, 2012Claudio Carpineto
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