reviews

A review of RUMA has it: Rewired User-space Memory Access is Possible!

Posted in reviews by Christopher R. Wirz on Wed Apr 18 2018

RUMA (Rewired User-space Memory Access) allows for physiological data management such that developers can freely rewrite mappings from virtual to physical memory.

A review of MacroBase Prioritizing Attention in Fast Data

Posted in reviews by Christopher R. Wirz on Fri Apr 13 2018

MacroBase is a data analytics engine that analyzes and aggregates important and unusual behavior - acting as a search engine for fast data.

A review of MaSM: efficient online updates in data warehouses

Posted in reviews by Christopher R. Wirz on Wed Apr 11 2018

The need for 24x7 operations in global markets and the rise of online and other quickly-reacting businesses make concurrent online updates increasingly desirable.

A review of Ground: A Data Context Service

Posted in reviews by Christopher R. Wirz on Wed Apr 11 2018

Previous database design focused on tight control of schemas, but this hasn’t kept up with how databases are currently being used.

A review of OrpheusDB: Bolton Versioning for Relational Databases

Posted in reviews by Christopher R. Wirz on Fri Apr 06 2018

Datasets with version history allow for analysis of data at each stage.

A review of GeckoFTL: Scalable Flash Translation Techniques For Very Large Flash Devices

Posted in reviews by Christopher R. Wirz on Wed Apr 04 2018

SSD Page Validity Bitmap (PVB) in the Flash Translation Layer (FTL) under-performs a LSM tree.

A review of The end of a myth Distributed Transaction Can Scale

Posted in reviews by Christopher R. Wirz on Sun Mar 11 2018

Using RDMA, distributed database systems may actually scale linearly.

A review of Skipping oriented Partitioning for Columnar Layouts

Posted in reviews by Christopher R. Wirz on Fri Mar 09 2018

As the volumes of data in the average database system (DBS) continues to grow, modern database systems use mechanisms such as data skipping to improve performance.

A review of The TileDB Array Data Storage Manager

Posted in reviews by Christopher R. Wirz on Fri Mar 02 2018

TileDB is a storage manager for multi-dimensional arrays - suitable for scientific applications.

A review of The Adaptive Radix Tree: ARTful Indexing for Main-Memory Databases

Posted in reviews by Christopher R. Wirz on Wed Feb 28 2018

As memory becomes less expensive (specifically if a system has many nodes), many databases can fit into RAM.

A review of Fast Scans on Key-Value Stores

Posted in reviews by Christopher R. Wirz on Fri Feb 23 2018

Key-Value stores (KVS) are popular because they can scale horizontally with high through-puts and low latency.

A review of Monkey: Optimal Navigable Key-Value Store

Posted in reviews by Christopher R. Wirz on Wed Feb 21 2018

Key-value stores backed by an LSM-tree have trade-offs between lookup cost, update cost, and memory consumption.

A review of Access Path Selection in Main-Memory Optimized Data Systems: Should I Scan or Should I Probe?

Posted in reviews by Christopher R. Wirz on Fri Feb 16 2018

Access Path Selection (APS) for filtering operations has been a key component of database systems.

A review of H2O: A Hands-free Adaptive Store

Posted in reviews by Christopher R. Wirz on Wed Feb 14 2018

Modern state-of-the-art database systems are designed around a single data storage layout. H2O is adaptive.

A review of VectorH: Taking SQL-on-Hadoop to the Next Level

Posted in reviews by Christopher R. Wirz on Fri Feb 09 2018

Actian Vector in Hadoop (VectorH for short) is a new SQLon-Hadoop system built on top of the fast Vectorwise analytical database system

A review of Hybrid OLTP and OLAP on Compressed Storage using both Vectorization and Compilation

Posted in reviews by Christopher R. Wirz on Wed Feb 07 2018

This work aims at reducing the main-memory footprint in high performance hybrid OLTP and OLAP databases.

A review of Morsel-Driven Parallelism

Posted in reviews by Christopher R. Wirz on Thu Dec 28 2017

Databases face the challenge of taking advantage of many cores and working across multiple threads