Data Warehousing

Data Warehousing news, analysis, research, how-to, opinion, and video.

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Facebook releases open source ORC reader for Presto

Aiming to optimize performance of open source distributed SQL query engine Presto, Facebook has designed a new Optimized Row Columnar (ORC) file format reader that supports columnar reads, predicate pushdown and lazy reads.

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Where’s the data?

The U.S. government wants access to an alleged drug dealer’s emails, but Microsoft says, sorry, they’re in Ireland and out of bounds. This is what happens when we apply non-digital rules to digital situations.

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American Cancer Society embraces big data

Teradata data warehouse delivers impressive performance gains, opens doors to additional data-driven improvements.

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Modern Enterprise Data Warehouses: What’s Under the Hood?

We’re entering into the Modern Enterprise Data Warehouse (EDW) age where the scope of an analytics-driven business is wider. Are you ready?

How IBM analyzes Twitter for the enterprise developer

Developers can parse massive amounts of Twitter data through Watson Analytics or IBM's Bluemix platform services

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7 Amazon Redshift Success Stories

The petabyte-scale Amazon Redshift data warehouse service has been shaking up the data warehouse market. Here are seven examples of companies that have transformed their business with Amazon hosted service.

Startup SQLdep aims to help DBAs stay sane

The company's tool automates analysis of SQL code

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Room to grow: Tips for data center capacity planning

Here are some important points to keep in mind as you plan for growth -- especially for your Internet-based services and applications. Excerpted from the book The Practice of Cloud System Administration: Designing and Operating Large...

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Business Intelligence Meets Mobility at eHarmony

As online dating site eHarmony has expanded its mobile presence, it has also made good use of its business intelligence platform. This provides better visibility into what mobile users are doing and what services are better off being...

BitYota cloud data warehouse gets a boost from Microsoft Azure

The BitYota cloud data warehouse can ingest semi-structured data natively, for instant analysis

Data Warehouse-as-a-Service Startup Snowflake Comes Out of Stealth

Stealth startup Snowflake is clandestine no longer, throwing off the wraps Tuesday morning with the announcement of a $26 million series B funding round and the rollout of a flagship product, which it’s calling the “elastic data...

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With MedXT Acquisition, Box Gets Serious About Vertical Focus

Box announced it acquired MedXT, the provider of a service that lets healthcare workers share medical images.

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Seagate, Intel Back Tech That Obliterates Redundant Data Before it’s Written

Seagate and Intel lead a $15 million funding round for Israeli-based startup Reduxio, whose software eliminates duplicate data before it's written to a tiered storage system's cache.

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Taking Control of Data Debris

Data retention is getting out of hand at many organizations. Information life-cycle governance can help you cut back and save money.

SAP spices up its predictive analytics and visualization apps

Hadoop support and a tie-in to BusinessObjects are among the highlights

Chief Data Officer May Go the Way of Chief Electricity Officer

A trio of new roles arise for data management -- chief data officer, chief digital officer and chief analytics officer

Should Companies Practice Data Retention or Data Destruction?

Many businesses focus on record retention, but here’s why one lawyer says “Destroy!”

TPC takes the measure of big data systems

The fresh TPCx-HS benchmark could provide an apples-to-apples comparison of commercial Hadoop systems

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