Tips

Tips

• The pros and cons of file-level vs. block-level data deduplication technology

  Some data deduplication approaches operate at the file level, while others examine data at a block level. This tip explores advantages and disadvantages of each method.  Continue Reading

• The differences between block-based and file-based data backup

  This tip examines the differences between block-based and file-based data backup and will help you choose what's best for you.  Continue Reading

• Data deletion or data destruction?

  It's often assumed that once data has been marked for disposal, it no longer requires much attention. But when data backups or archives are deleted, are they really gone?  Continue Reading

• Four ways to streamline your data backup process

  Are your data backup operations out of control? Here are four tips to help you streamline your data backup and recovery process.  Continue Reading

• What is electronic vaulting?

  Electronic vaulting usually fits between tape backup and disk mirroring as part of an overall data protection plan.  Continue Reading

• How to estimate your data deduplication ratio

  This tip details the factors that influence data deduplication ratio (the ratio of data before deduplication to the amount of data after deduplication), so you can estimate the data deduplication ratio you can reasonably expect to achieve.  Continue Reading

• ILM vs. DLM: The importance of data management

  Knowing the differences between information lifecycle management (ILM) and data lifecycle management (DLM) will ultimately determine which storage offerings you bring to a client's table.  Continue Reading

• 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

• 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

• 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