Times are based on a refrigerator set at 40 degrees Fahrenheit or colder. Shelf life also depends on the freshness of foods at the time of purchase. Cheese, hard: six months. Butter: 1 to 3 months. Olives and pickles: one month. Fresh eggs (in shell): 3 to 5 weeks. Cheese, soft, unopened: 3 to 4 weeks.
The DBA has many different responsibilities, but the overall goal of the DBA is to keep the server up at all times and to provide users with access to the required information when they need it. The DBA makes sure that the database is protected and that any chance of data loss is minimized. A DBA can be a programmer who, by default or by volunteering, took over the responsibility of maintaining a SQL Server during project development and enjoyed the job so much that he switched.
An Access database is a relational database contained in a single file that you can upload to a directory on your Web server. People typically create an Access database file using Microsoft Access or FrontPage. An Access database is different than SQL Server or MySQL database because it is a flat file that you upload on your hosting server. Many Web developers use Microsoft Access databases in conjunction with FrontPage Server Extensions.