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Whst is logical schema ?
Logical schema is the entire database.
Which is another name for weak entity? Child is another name of weak entity.
why older data models are being replaced by new data models.
Define the terms i) Key attribute ii) Value set Key attribute: An entity type usually has an attribute whose values are exact from each individual entity in the collection. Su
Define DBA database administrator? DBA : A database administrator (DBA) is a person who is responsible for the environmental aspects of a database. In common, these involves:
limitations and benefits in database tecknowlagy
While sorting, if the main storage available is not enough, the system writes data to an external help file. The SAP profile parameter, which determines DIR_SORTTMP
What are the comparison operator in SQL? Comparison operator in SQL are =, LIKE and BETWEEN
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
It is not possible to make an ABAP/4 program, which having only Subroutines. False. We can make ABAP/4 program, which having only Subroutines.
Due date for May 8
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