I have never done any serious SQL design before. Anyways I have to store a hierarchical data structure, similar to a tree in a SQL database.<BR><BR>Right now I simply add a "parent_id" column in each ...

Select Load to Disk and click the link to download the database files. Access requires two database files *.MDB and *.LDB. You will need to download both. This is a ...

When object-oriented programming languages began to be used in enterprise applications, designers had problems fitting the object-oriented model with the relational model. In the object-oriented model ...

Developers work with MultiValue’s database the way they naturally think, eliminating the time and frustration of squeezing the business into a rigid relational-database structure. You can easily ...

This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data Analytics. What is a navigational database? Navigational databases use a distinctive guided ...