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VQA

Alkis Simitsis, Kevin Wilkinson, Jason Blais, Joe Walsh
2014 Proceedings of the 2014 ACM SIGMOD international conference on Management of data - SIGMOD '14  
Vertica Query Analyzer (VQA) is a query monitoring tool to address these challenges. VQA is both a useful tool and a research platform for query analytics.  ...  We demonstrate VQA using TPC-DS queries which have a wide range of query duration and complexity.  ...  help in various stages of VQA.  ... 
doi:10.1145/2588555.2594531 dblp:conf/sigmod/SimitsisWBW14 fatcat:rfw6r33m4bco3pnroaur3duugy

Perfopticon: Visual Query Analysis for Distributed Databases

Dominik Moritz, Daniel Halperin, Bill Howe, Jeffrey Heer
2015 Computer graphics forum (Print)  
Perfopticon combines interactive visualizations of (1) query plans, (2) overall query execution, (3) data flow among servers, and (4) execution traces.  ...  Figure 1: Perfopticon visualizing a recorded query execution that estimates species abundance in an oceanography dataset. The left panel displays the optimized query execution plan.  ...  The Microsoft SQL Server query plan visualizer [Mic] graphically presents the result of EXPLAIN. The Vertica Query Analyzer (VQA) [SWBW14] extends this idea to distributed databases.  ... 
doi:10.1111/cgf.12619 fatcat:k5ej72pn3nbjpmvlrrmhpq4x3u