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251
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
Testing and debugging database system applications is often challenging and time consuming. A database tester (or DB tester for short) has to detect a problem, determine why it ha...
276
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
SQL tuning--the attempt to improve a poorly-performing execution plan produced by the database query optimizer-is a critical aspect of database performance tuning. Ironically, as ...
293
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
We are experiencing a new Social Web, where people share, communicate, commiserate, and conflict with each other. As evidenced by systems like Wikipedia, twitter, and delicious.co...
268
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
In the rank join problem we are given a relational join R1 1 R2 and a function that assigns numeric scores to the join tuples, and the goal is to return the tuples with the highes...
244
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
Entity Resolution (ER) is the problem of identifying which records in a database refer to the same real-world entity. An exhaustive ER process involves computing the similarities b...