There are four types of customer relationship management (CRM) data: quantitative, qualitative, descriptive and identity. Understanding what specific information falls under these categories and ...

Good software habits apply to databases too. Trust in these little design tips to build a useful, rot-resistant database schema.

In Microsoft Excel, you can create relationships between two tables based on the matching data within the table, even when the tables are from different sources.In older versions of Excel, people ...