what is data abstraction

Answer Posted / poonam

The system hides certain details of how data is stored and created and maintained

Complexity should be hidden from database users.this is data abstraction

Is This Answer Correct ?    12 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to join query for one source type is oracle another source type is sql server ?

1968


Can we store images in oracle database?

535


How does one get the view definition of fixed views/tables?

583


What are group functions in oracle?

569


What is the minimum client footprint required to connect c# to an oracle database?

554






What do you mean by redo log file mirroring?

542


How to create a table index?

550


What is an oracle data file?

598


1) WIll all the user get the DEFAULT profile, if their current profile got deleted at any point of time? 2) What are the Situation we need to MOVE the TABLE between T.spaces? 3) What is the use of MOVING the TABLE between SCHEMA'S? 4) What are the Table Clause, Segment Clause and the Datafile Clause which will override each other? 5) Explain SORT_AREA_SIZE of Tempfile to make UNIFORM SIZE

1572


Can you have more than one content canvas view attached with a window ?

1806


Can sub procedure/function be called recursively?

523


what is the use of system.effective.date variable in oracle?

654


What is meant by an index?

603


What do you understand by database schema and what does it hold?

578


How many data types are supported?

602