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What is SQL, and why is it important?
SQL stands for Structured Query Language, and is the most significant data processing language in use today. It is not a complete programming language like Java or C#, but a data sublanguage used for creating and processing database data and metadata.
All DBMS products today use SQL.
What is Identity? Identity (or AutoNumber) is a column that automatically produces numeric values. A start and increment value can be set, but most DBA leave these at 1. A GUID
Data Redundancy -A lot of information is being repeated in the relation. For instance, the information that MCS-014 is named SSAD is repetitive, address of Rahul is "D- 27, Main ro
Assignment #1 Data Management The questions on this exam are based on the Baxter Aviation case scenario. 1. (5 points) The systems analyst proposes the following two relationshi
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
Enumerate or state the steps in creating a relevant database of a shop.
a) Distinguish between ‘database' and ‘Database Management Systems (DBMS)'. b) List and briefly describe five potential benefits of the database approach compared to conventio
what is inverted and multilist structure
explain three types of internet risks to the consummers whent he business system is data dependent. how can we minimise these risks
what is lossless & dependency preserving decomposition ?
A Structure of a dependency diagram
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