Results 111 to 120 of about 70,390 (338)

Compacting Transactional Data in Hybrid OLTP & OLAP Databases [PDF]

open access: yesProceedings of the VLDB Endowment (PVLDB), Vol. 5, No. 11, pp. 1424-1435 (2012), 2012
Growing main memory sizes have facilitated database management systems that keep the entire database in main memory. The drastic performance improvements that came along with these in-memory systems have made it possible to reunite the two areas of online transaction processing (OLTP) and online analytical processing (OLAP): An emerging class of hybrid
arxiv  

Environmental Impact Assessment of Copper‐Alloy Production Using Process Simulation and Semantic Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
In the current research, how environmental impacts of products can be tracked through complex production networks using semantic data and environmental impact calculations is demonstrated. Here, the example of secondary copper production and the subsequent production of copper alloys is discussed.
Mohsin Sajjad   +3 more
wiley   +1 more source

HTAP Databases: A Survey [PDF]

open access: yes
Since Gartner coined the term, Hybrid Transactional and Analytical Processing (HTAP), numerous HTAP databases have been proposed to combine transactions with analytics in order to enable real-time data analytics for various data-intensive applications.
arxiv   +1 more source

Non‐Destructive and Mechanical Characterization of the Bond Quality of Co‐Extruded Titanium‐Aluminum Profiles

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the bond quality of co‐extruded aluminum–titanium hybrid profiles, focusing on the lateral angular co‐extrusion (LACE) process. It examines how heat treatments (HT) affect intermetallic phase formation, bond strength, and material properties.
Norman Mohnfeld   +9 more
wiley   +1 more source

AN AGENT BASED TRANSACTION PROCESSING SCHEME FOR DISCONNECTED MOBILE NODES [PDF]

open access: yesICTACT Journal on Communication Technology, 2010
We present a mobile transaction framework in which mobile users can share data which is stored in the cache of a mobile agent. This mobile agent is a special mobile node which coordinates the sharing process.
J.L. Walter Jeyakumar, R.S. Rajesh
doaj  

Design of Real-Time Database for the Vacuum Cold-Black Environment Simulator

open access: yesMATEC Web of Conferences, 2018
There is an urgent need to develop a real-time database (RTDB) to handle large amounts of real-time data, to realize process monitoring of vacuum cold-black environment simulation, cold-black environment data acquisition, fault processing, data storage ...
Shao Jingyi, Ning Juan, Liu Yangyang
doaj   +1 more source

SLSM : An Efficient Strategy for Lazy Schema Migration on Shared-Nothing Databases [PDF]

open access: yesarXiv
By introducing intermediate states for metadata changes and ensuring that at most two versions of metadata exist in the cluster at the same time, shared-nothing databases are capable of making online, asynchronous schema changes. However, this method leads to delays in the deployment of new schemas since it requires waiting for massive data backfill ...
arxiv  

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