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Explain I command in QBE ?
I : It is the command in QBE that is used to insert tuple (s) into the database
what is inverted and multilist structure
Ask question #Minim 100 words accepted#what is recovery management component in database management system and how it is useful
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
Make SQL statements for the following scenarios. Your response should contain SQL statement, output and any other assumptions you have made to arrive at the answer. For Colorado cu
What is the use of a slotted-page structure and what is the information are there in the header? The slotted-page structure is used for organizing records within a one block.
Explain the benefit of OOM. Main benefits of object oriented modeling are development of system become fast, quality of the system get improve. It gives freedom of use of alrea
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
The External or View Level The external or view level is the highest level of abstraction of database. It gives a window on the conceptual view, which permits the user to see
What are the reasons for having variable length records? What are the various ways to store variable length records? Variable-length records arise in a database in various wa
how to prepare a data dictionary for online examination system for certified courses?
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