Security specification in SQL. Structured Query Language (SQL) is the standard query language for invoking relational databases. Here specify some of the security specification of Sql. The SQL data-definition language includes commands to grant and revoke privileges. The SQL standard includes delete, insert, select and update privileges. The select privilege corresponds to the read […]
SQL Security
Posted in Database Development by admin - Dec 19 2011
Database Management Languages
Posted in Database Development by admin - May 28 2011
Once the design of database is completed and a particular DBMS is chosen to implement a particular database project, the first thing we have to do is to specify a particular internal and conceptual schemas for the database and any mappings between the two. In many DBMS where there is no strict separation of levels […]
Multimedia Database Programming
Posted in Database Development by admin - May 28 2011
Multimedia databases provides features that allow users to store and query different types of multimedia information, which include images, video clips, audio clips and documents. The main types of database queries that are needed involve locating multimedia sources that contain certain objects of interest. Content-based retrieval is type of multimedia database concept in which […]