Irene Chymyn

16 Flips | 1 Magazine | 2 Followers | @IreneChymyn | Keep up with Irene Chymyn on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Irene Chymyn”

How do we begin to construct Data Flow Diagrams (DFDs)?

(adsbygoogle = window.adsbygoogle || []).push({});A <b>data flow diagram</b> (<b>DFD</b>) is a graphical representation of the “<b>flow</b>” of <b>data</b> through an information …

Why do we need canonical data models for information governance?

A <b>canonical data model</b> refers to a <b>logical data model</b> which is the accepted standard within a business or industry for a process / system etc.<p>In …

Schema crosswalk

A <b>schema crosswalk</b> is a table that shows equivalent elements (or "fields") in more than one database schema. It maps the elements in one schema to the …

ID3

For other uses, see ID3 (disambiguation).<p><b>ID3</b> is a metadata container most often used in conjunction with the MP3 audio file format. It allows …

AGLS Metadata Standard

The AGLS Metadata Standard is a set of descriptive properties to improve visibility and availability of online resources.<p>AGLS is published as …

What do the Simple Folk Do?

<b>The role of the Data Governance Function</b><p>Something I don’t think I’ve ever mentioned in this column is my long-standing love affair with the theatre, …

What IM Professionals need to know: Entity Relationship Modelling

For information management (IM) professionals, <b>entity relationship modelling</b> has become a necessary skill set.<p>Until recently the Enterprise eCM …

Database Basics

About MySQL Essentials<p>MySQL Database Architecture<p><b>Purchase and download the full PDF and ePub versions of this MySQL eBook for only $9.99</b><p>What is a …

Databases

Metadata registry

A <b>metadata registry</b> is a central location in an organization where metadata definitions are stored and maintained in a controlled method.<p>A metadata …

Seven Deadly Sins of Database Design

<b>Seven Deadly Sins of Database Design</b><p><b>How to avoid the worst problems in database design.</b><p>by Jason Tiret<p>Several factors can lead to a poor database …

Entity–relationship model

An <b>entity–relationship model</b> (<b>ER model</b> for short) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is …

Understanding Metadata

<i>The third article in a series of insights about metadata.</i><p>We’ve talked a lot about language, but language is just one, albeit a big one, of the …

The Metadata Challenge

<b>What exactly is the metadata challenge?</b><p>As discussed in our insight <i>The</i> <i>Language of Metadata</i>, using precise and consistent language as a business tool …

The value of Metadata

One of the best chapters I’ve ever read about metadata can be found in Darin Stewart’s book <i>Building Enterprise Taxonomies</i>. To quote Stewart:<p><i>Metadata</i> …

Introduction to Metadata

<b>Tony Gill, Anne J. Gilliland, Maureen Whalen, and Mary S. Woodley</b><p><b>Edited by Murtha Baca</b><p>An online publication devoted to metadata, its types and uses, …