what is the difference between relational calculus and
relational algebra ?
Answer Posted / shalinithakur
RC are formed WFFs where as RA does not form any formula
Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
Is hive a database?
Give the syntax of exception handling used in DBMS?
What are the advantages of normalizing a database.
Explain normalization in one line?
Write a query to retrieve for many to many relationships?
What is the difference between data source and database?
What is the use of default key?
How default key is different from primary key?
Under which circumstance should you create an index on a table?
give a simple example of physical and logical data independence
Explain phantom deadlock?
Explain the various types of normalization.
can i use the commands "modify" and Change in DB2 to alter my column datatype and its name in a table?
i have windows-xp processor with P4 system. whenever I tried to download foxpro for windows 2.6 on windows XP, my operating system failed to install foxpro for windows 2.6.please. how could i download , install & run foxpro for windows 2.6 easily on windows XP ?
what is ad-hoc access? what is the diff b/w managed query and ad-hoc access?