Object Query Language (OQL) is a query language standard for object-oriented databases modelled after SQL. OQL was developed by the Object Data Management Group (ODMG). Because of its overall complexity no vendor has ever fully implemented the complete OQL. OQL has influenced the design of some of the newer query languages like JDOQL and EJB [...]
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Data binding is the process that establishes a connection between the application UI and business logic. If the binding has the correct settings and the data provides the proper notifications, then, when the data changes its value, the elements that are bound to the data reflect changes automatically. Data binding can also mean that if [...] DATABASE CONCURRENCY: – Database concurrency is the particular situation when a single database is being accessed by multiple programs. Databases, by design in most cases are shared resources, but in this case, they are shared across multiple applications. Database concurrency controls ensure that transactions occur in an ordered fashion. The main job of these controls [...] Encryption can provide strong security for data, but is that enough ? Data in a database can be accessed by many systems, but developing a database encryption strategy must take many factors into consideration. Where should the encryption be performed, for example — in the database, or in the application where the data originates? Who [...] |
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