Results 31 to 40 of about 8,156 (191)

A Novel Optimized Case-Based Reasoning Approach With K-Means Clustering and Genetic Algorithm for Predicting Multi-Class Workload Characterization in Autonomic Database and Data Warehouse System

open access: yesIEEE Access, 2020
Data management systems are essential elements for any organization which is dealing with large volume of data now a days. Due to increase in data volume, and its complexities, it has become more challenging job for workload management system to maintain
Nusrat Shaheen   +3 more
doaj   +1 more source

On the Performance of Three In-Memory Data Systems for On Line Analytical Processing [PDF]

open access: yesInformatică economică, 2017
In-memory database systems are among the most recent and most promising Big Data technologies, being developed and released either as brand new distributed systems or as extensions of old monolith (centralized) database systems.
Ionut HRUBARU, Marin FOTACHE
doaj   +1 more source

Rethinking main memory OLTP recovery [PDF]

open access: yes2014 IEEE 30th International Conference on Data Engineering, 2014
Fine-grained, record-oriented write-ahead logging, as exemplified by systems like ARIES, has been the gold standard for relational database recovery. In this paper, we show that in modern high-throughput transaction processing systems, this is no longer the optimal way to recover a database system.
Nirmesh Malviya   +3 more
openaire   +1 more source

Performance Comparison of Ceph and ZFS Block Storage in Virtual Environment

open access: yesJurnal Teknologi dan Sistem Komputer, 2019
The growth of data requires better performance in the storage system. This study aims to analyze the comparison of block storage performance of Ceph and ZFS running in virtual environments.
Faza Abdani Auni Robbi   +2 more
doaj   +1 more source

Pembuatan Data Warehouse secara Berjenjang dari Data Transaksi dengan ETL Script PHP

open access: yesTechno.Com, 2023
Setiap perusahaan payment gateway yang mendapat ijin operasional Bank Indonesia (BI), harus melaporkan data transaksinya setiap bulan ke BI . Permasalahan terjadi karena database transaksi produksi tersebar di banyak database, dimana database dipisahkan ...
Yuliana Aisyah, Syaiful Anwar, - Samidi
doaj   +1 more source

On-line analytical processing [PDF]

open access: yes, 2017
On-line analytical processing (OLAP) describes an approach to decision support, which aims to extract knowledge from a data warehouse, or more specifically, from data marts.
A Abelló   +4 more
core   +2 more sources

OLTP on a server-grade ARM [PDF]

open access: yesProceedings of the 12th International Workshop on Data Management on New Hardware, 2016
Although scaling out of low-power cores is an alternative to power-hungry Intel Xeon processors for reducing the power overheads, they have proven inadequate for complex, non-parallelizable workloads. On the other hand, by the introduction of the 64-bit ARMv8 architecture, traditionally low power ARM processors have become powerful enough to run ...
Utku Sirin   +2 more
openaire   +1 more source

Pemodelan Data Warehouse Distribusi Produk di PT. X

open access: yesIntensif: Jurnal Ilmiah Penelitian Teknologi dan Penerapan Sistem Informasi, 2019
The purpose of this study is to provide an overview of the Head of Distribution of PT. X to support product distribution monitoring activities in terms of the number of products to be distributed to each branch office as needed.
Rani Susanto, Tati Harihayati M
doaj   +1 more source

Удосконалений метод відсікання безперспективних варіантів для задачі цілочислового лінійного програмування з булевими змінними на основі рангового підходу

open access: yesЗбірник наукових праць Харківського національного університету Повітряних Сил, 2023
У статті приведено результати розробки методу відсікання безперспективних варіантів для задачі цілочислового лінійного програмування (ЦЛП) з булевими змінними (БЗ) на основі рангового підходу (РП).
А. О. Рибальченко
doaj   +1 more source

Application of Machine Learning Algorithms for the Query Performance Prediction

open access: yesAdvances in Electrical and Computer Engineering, 2015
This paper analyzes the relationship between the system load/throughput and the query response time in a real Online transaction processing (OLTP) system environment.
MILICEVIC, M.   +2 more
doaj   +1 more source

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