Data Management
Top Stories
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Opinion
26 Aug 2026
Why anonymization alone no longer protects sensitive data
Anonymized data is still valuable, but organizations that rely on it alone can expose their business and customers to privacy, regulatory and reputational risk. Continue Reading
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News
26 Aug 2026
CIOs say data engineers, AI architects hardest roles to fill
CIOs face a growing talent gap as AI changes IT roles. Seven IT leaders explain which skills are hardest to find and what hiring teams should look for. Continue Reading
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Podcast
21 Jul 2008
Creating successful data stewardship programs, with Jill Dyché
Learn how data stewardship fits into data governance and data quality management programs, from Jill Dyché. Continue Reading
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News
10 Jul 2008
How much historical data is enough?
There are many factors that impact the amount of historical data a corporation requires. Continue Reading
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Answer
03 Jul 2008
Using BETWEEN with DATETIMEs in SQL
Expert Rudy Limeback is asked if SQL can be used to retrieve data between two dates, including the two dates. Continue Reading
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Answer
26 Jun 2008
How to evaluate data warehouse software in five steps
Get five steps to evaluating data warehouse software from a data warehouse expert. Continue Reading
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Answer
21 May 2008
Enterprise versus project level conceptual data modeling
Learn the differences between enterprise level and project level conceptual data modeling, and find out how both approaches are compatible. Continue Reading
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Answer
22 Apr 2008
Data model conversion: Conceptual design to logical design using an ER model
Learn two common approaches to converting a data model from a conceptual design to a logical design. Continue Reading
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Answer
17 Apr 2008
Can a dimension table be a fact table for another data mart?
Find out if a dimension table can be a fact table for another data mart -- and get an explanation of the answer. Continue Reading
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News
10 Apr 2008
Why Are Data Warehouses Growing So Fast?
Richard Winter provides observations on the causes and effects of the explosion of digital information. Continue Reading
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Feature
13 Mar 2008
IT project management: The cost estimating process
Learn about the cost estimating process in IT project management by reading examples and definitions of cost estimation terms, in this free chapter download. Continue Reading
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Feature
28 Jan 2008
Personal information management: History and details
Learn about personal information management and why managing personal information is especially important in today's data inundated world. Continue Reading
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News
22 Jan 2008
Active data warehousing explained and examined
Active data warehousing brings business intelligence to more operational decision-making processes. Find out how, and why, active data warehouses enable competitive advantages. Continue Reading
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Answer
28 Nov 2007
The ETL process and MySQL
Get advice on the ETL process and ETL tools for transforming raw data in MySQL. Continue Reading
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Answer
23 Oct 2007
What are the benefits of a conceptual data model?
Learn the functions and potential benefits of a conceptual data model, from data modeling expert Pete Stiglich. Continue Reading
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Answer
15 Aug 2007
LOB tables missing with exp/imp move of schema
I have a problem when moving a schema using exp/imp. After import, the tables with LOBs are missing. Continue Reading
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Feature
21 Jun 2007
Continuous integration: The value of CI
Learn about the value of continuous integration and get reasons why continuous integration can benefit the enterprise in this free sample chapter download. Continue Reading
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Answer
22 May 2007
How to increase SGA_MAX_SIZE in Oracle
How to increase SGA_MAX_SIZE in Oracle? I got the error "ORA-03113: end-of-file on communication channel" during startup. Continue Reading
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Answer
11 May 2007
Employees with the same first and last names in SQL
How do I SELECT a list of employees who have the same last and first name in SQL? Continue Reading
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Feature
01 May 2007
MDM-CDI project implementation guidelines
This chapter excerpt deals with the practical aspects of implementing MDM-CDI solutions as complex, multidisciplinary, enterprise-wide projects or programs. Implementing MDM-CDI solutions requires an approach that may be even broader than a single project, and should be managed as an initiative-level, enterprise-wide program. Continue Reading
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Answer
23 Apr 2007
When will support for Oracle 9i be discontinued?
When will general support for Oracle 9i be discontinued? Continue Reading
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Feature
20 Apr 2007
Data governance: Information ownership policies and roles explained
Who owns the data? This chapter defines information ownership boundaries and best practices, and outlines the specific roles and responsibilities of all involved in the battle for data governance. Continue Reading
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Answer
18 Dec 2006
Sorting a clob column
I'm trying to sort a column type asc as well as desc. I'm able to sort the clob column desc but not able to sort it asc. Can you please help me out? Continue Reading
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News
14 Sep 2006
Gartner makes Oracle CRM predictions
Plenty of Siebel users are still concerned and confused over the direction of their CRM tool. Analysts at the Gartner CRM Summit offered some clues. Continue Reading
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Tutorial
01 Sep 2006
Oracle database performance tuning guide
Learn the tricks of industry experts for identifying and eliminating performance problems in this guide. Topics include tuning fundamentals and fallacies, explanations of performance tuning tools, disk I/O and SQL tuning specifics, and common problem areas. Continue Reading
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Tip
14 Aug 2006
Oracle vs. Sybase: 10 reasons to use Sybase on Linux
Despite its fall from market leadership, Sybase is still a strong enterprise offering, says database consultant Dr. Mich Talebzadeh. In this tip, he gives 10 reasons why Sybase on Linux bests other databases, particularly Oracle. Continue Reading
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News
27 Jul 2006
Backup failure: Five reasons backups fail and tips for prevention
Media failure, human error and hardware failure are among the most common reasons backups fail. Learn what you can do to prevent these issues and others to perform legitimate, usable backups. Continue Reading
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News
05 Jul 2006
Spotlight on compliance
This special report compiles news and analysis on regulatory compliance, a top priority for anyone working with Oracle or in IT. Continue Reading
- Answer 04 May 2006
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Feature
21 Nov 2005
Types of DBAs
DBAs can take on many different roles. This excerpt from the "Database administration: The complete guide to practices and procedures" takes a closer look at different types of DBAs. Continue Reading
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Definition
21 Sep 2005
field
A field is an area in a fixed or known location in a unit of data such as a record, message header, or computer instruction that has a purpose and usually a fixed size. Continue Reading
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Definition
21 Sep 2005
record
In computer data processing, a record is a collection of data items arranged for processing by a program. Continue Reading
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Answer
16 Aug 2005
Multiple instances on a single database
Is it possible for Oracle to have parallel servers (single database, multiple instances)? Is it impossible to have the inverse (that is, multiple databases, single instance)? Continue Reading
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Tip
19 May 2005
What is the difference between DB2 UDB and DB2 OS/390?
Database expert Craig Mullins explains the differences between DB2 UDB and DB2 OS/390. He begins by clarifying that the two are comprised of completely different code bases. Continue Reading
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News
06 Jan 2005
Data warehousing for government
Surprisingly, Data Warehouses have been slow to be adopted in the government circles. Continue Reading
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Answer
28 Sep 2004
Purpose of roll forward and roll backward
What are rolling forward and rolling backward in backup and recovery? Continue Reading
- Answer 23 Sep 2004
- Answer 07 Jun 2004
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Tip
15 Mar 2004
Merging datasets with NULL values
A MERGE may appear to work properly, but it's important you check your target dataset to make sure it does. This tip explains why and how. Continue Reading
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