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approximate aggregate query processing olap

approximate aggregate query processing olap

Top-k Queries in Uncertain OLAP cs.umd.edu

approximate aggregate query processing olap Top-k Queries in Uncertain OLAP data warehouse, OLAP, top-k, query processing. method to evaluate a top-k OLAP query is to compute the aggregate value

Answering approximate range aggregate queries on OLAP data

approximate aggregate query processing olap Answering approximate range aggregate queries on OLAP data cubes with probabilistic guarantees. of our solution to approximate range aggregate query processing.

Answering Approximate Range Aggregate Queries on OLAP Data

Answering Approximate Range Aggregate Queries on OLAP Data Cubes with Probabilistic Guarantees response time during approximate query processing.

Metadata for Approximate Query Answering Systems

Query Engine is the basic component that executes OLAP queries. In approximate query processing, Aggregate-query processing in data warehousing environments

Approximate Query Processing Using Wavelets in OLAP IEEE

Analysis of the existing techniques for approximate query processing of Big Data, based on sampling, histograms and wavelets, demonstrates that wavelet-bas

Providing probabilistically-bounded approximate answers to

approximate aggregate query processing olap Providing probabilistically-bounded approximate answers to non-holistic aggregate range queries in OLAP

Processing Aggregate Queries on Spatial OLAP Data

Processing Aggregate Queries on Spatial OLAP Data Kenneth Choi and Wo-Shun Luk query processing strategies of very different nature on our experimental MO-

Compressed Data Cubes for OLAP Aggregate Query

Compressed Cubes for OLAP Query Compressed Data Cubes for OLAP Aggregate Query Approximation on Continuous Dimensions approximate aggregate queries.

Overview of Online Analytical Processing (OLAP) Excel

Online Analytical Processing (OLAP) databases facilitate business-intelligence queries. OLAP is a database technology that has been optimized for querying and

Aqua: A Fast Decision Support System Using Approximate

approximate aggregate query processing olap A Fast Decision Support System Using Approximate Query As an illustration of query processing in Fast approximate answers to aggregate queries on a

OLAP & DATA MINING Computer Science | Academics

approximate aggregate query processing olap OLAP & DATA MINING 1 . Online Analytic Processing OLAP queries are complex queries that Data cubes pre-compute and aggregate the data

SPATIAL OLAP QUERY ENGINE: PROCESSING AGGREGATE QUERIES ON

Title of Thesis: SPATIAL OLAP QUERY ENGINE: PROCESSING AGGREGATE QUERIES ON SPATIAL OLAP DATA 1.2 Two approaches for spatial OLAP query processing

definition of aggregate query processing mine-equipments

Efficient OLAP Query Processing in Distributed Data Warehouses group definition and aggregate Approximate Aggregate Query Processing Politecnico di Milano

Dynamic Sample Selection for Approximate Query Processing

Dynamic Sample Selection for Approximate Query Processing but rather OLAP query processing techniques The area of approximate answering of aggregate queries

also aggregate data for query processing and the siz

We also propose a new algorithm for join-aggregate query execution on analytical processing (OLAP) queries using Query processing Data synopses Approximate .

Answering Approximate Range Aggregate Queries on OLAP Data

On Sep 1, 2004 Alfredo Cuzzocrea (and others) published: Answering Approximate Range Aggregate Queries on OLAP Data Cubes with Probabilistic Guarantees

Compressed Data Cubes for OLAP Aggregate Query

On Jul 5, 2000 Jayavel Shanmugasundaram (and others) published: Compressed Data Cubes for OLAP Aggregate Query Approximation on Continuous Dimensions

Models and Techniques for Approximate Queries in OLAP

approximate aggregate query processing olap Models and Techniques for Approximate Queries in Ioannidis, 2666 Models and Techniques for Approximate Queries in OLAP Approximate query processing

Models and Techniques for Approximate Queries in OLAP

approximate aggregate query processing olap Models and Techniques for Approximate Queries in Ioannidis, 2666 Models and Techniques for Approximate Queries in OLAP Approximate query processing

What is an Aggregate? OLAP Aggregate Definition

What is an Aggregate? It has been claimed that for complex queries OLAP Cubes can produce an answer in about 0.1% of the time for the same query on OLTP

Compressed data cubes for OLAP aggregate query

Compressed data cubes for OLAP aggregate query approximation on continuous dimensions. Full Text: Accuracy estimation in approximate query processing,

A Robust, Optimization-Based Approach for Approximate

approximate aggregate query processing olap Optimization-Based Approach for Approximate Answering of Aggregate Queries. dimensional analytical queries using OLAP for Approximate Query Processing .

aggregate query processing definition cierpiktransport.eu

Aggregate Queries, Progressive Approximate Springer. Processing Aggregate Queries on Spatial OLAP Data. Processing Aggregate Queries on ,

Approximate Aggregate Query Processing: Olap

approximate aggregate query processing olap 1 1 Approximate Aggregate Query Processing: Olap Stefania Marrara Politecnico di Milano [email protected] 2 Outline Intro & Approximate Query Answering Overview

Evaluation of Top-k OLAP Queries Using Aggregate RTrees

Evaluation of Top-k OLAP Queries Using Aggregate RTrees The aRtree can also be used for approximatequery processing, if partially overlapped

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