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Describe an data dictionary?
A data dictionary is a data structure which keeps meta data about the structure of the database ie. the schema of the database.
what is relationship inheritance and attribute inheritance
Sequences Sequences: Automatically produce unique numbers Are sharable Are typically used to make a primary key value Replace application code Speed up t
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
it can be possible to create any table without primary key
Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
Function requirement as given: 1> manage fans and likes and followings those information from facebook. twitter. google+ and linkedin etc 2> Organize the clients from email m
What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
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