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List the types of authorization. A) Read authorization B) Write authorization C) Update authorization D) Drop authorization
How does a query tree represent a relational algebra expression? Ans: This includes transforming an initial expression (tree) into an equivalent expression (tree) that is
What is OLAP? OnLine Analytical Processing (OLAP) is a Business Intelligence (BI) reporting system. OLAP gives the user with the capability to sum, count, average and do other
What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only
The dataset " CFOLYMPICS.XLS " contains the observations used in the above article. The definitions of the variables are also included in this spreadsheet. However, for the purpo
Explain Interblock gap? Interblock Gap - A track of a disk is separated into equal-sized disk blocks. Blocks are separated through fixed-size gaps, called as interblock gaps th
1. Will you advise that your organization uses open source software and why? 2. Why is it important for business managers to have a basic understanding of the software development
While sorting field groups we cannot use more than one key field False.
what is database management system? & why it is required?
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
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