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WHY SHOULD NULL IN A RELATION BE AVOID AS possible?
Describe association design of an object by giving one suitable example of it. The Design of Associations Associations are "glue" of advanced object oriented analysis and
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
Benefits and Limitations od Data Models?
What is the main goal of RAID technology? Describe the levels 1 through 5. RAID stands for Redundant Array of Inexpensive (or sometimes "Independent")Disks. RAID is a met
ADVANCE OBJECT DESIGN Introduction Analysis is the initial step of the OMT methodology. It is apprehensive with devising a precise, concise, correct and understandable mo
An ideal data dictionary should have everything a DBA wants to know about the database. 1 Conceptual, External, and internal database descriptions. 2. Descriptions of attr
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
What is B-Tree? A B-tree eliminates the redundant storage of search-key values .It permits search key values to appear only once.
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