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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 a data dictionary? Data Dictionary is a main source of data in a data management system. Its major function is to carry the creation and management of data definition
Preliminary entities and attributes of human resourse management database management system
assignment
Can we delete data element, which is being used by table fields. No we cant delete data element.
What are the Issues when Selecting a Database Issues when Selecting a Database Storage space requirement: A database requires about triple storage space of the actua
We require an advanced system for a Sports Centre, you are concerned only with representing the data discussed below about bookings and members. (The complete system may contain ot
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
Create a new user : CREATE USER IDENTIFIED BY Example: //CREATE USER MCA12 IDENTIFIED BY W123 Grant: It is used to give database access permission to users. It is of
explain at least five widly used case tools
What is recursive closure? Why is it not possible to describe this operation in relational algebra? Recursive closure is applied to recursive relationship. An instance of rec
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