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Your report should confidently, discuss and critique the impact of E-Commerce on the 'Retail industry', the new marketing techniques of e-commerce, and the Security issues that are associated with conducting business over the internet.
Your essay should be clearly structured and make use of a range of appropriate references, approached critically.
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This task is about e-commerce. This report is made in MS-Word. In this report, various essential factors about E-Commerce have discussed such as Impact of E-Commerce on Retail Industry. This topic is discussed in detail. Besides this, new marketing techniques of E-Commerce and security issues of internet are also discussed in detail. The purpose of this report is to aware people about benefits and risk of e-commerce for retailing industry and it also provides awareness to business organizations about security issues of internet, Harvard referencing is done.
how can you drop a table from your database that has one or more other tables referencing it with foreign keys?no words
Rubric for PowerPoint Presentation Points
In short, there is a need for a more convenient database system. The machine on which the database is currently running is powerful enough to host the database server. The database should be accessible from four checkout stations that process rent..
The relations given below keep track of airline flight information:Flights(flno: integer, from: string, to: string, distance:integer, departs: time, arrives: time, price: real)Aircraft(aid: integer, aflame: string, cruisingrange: integer)
Draw an Entity-Relationship diagram for this database using UML notation. Be sure to include all the entities mentioned above, together with attributes (including primary key attributes), relationships and multiplicity constraints
A controller action is taking 10 seconds to run. Most of the time is being spent in a view which is a large file.(1000 lines). How will you go about debugging the speed issue?
Prove that the algorithm for decomposing a relation schema with a set of FDs into a collection of BCNF relation schemas as described in Section 19.6.1 is correct (i.e., it produces a collection of BCNF relations, and is lossless-join) and terminates.
Each query is worth 2 marks. These tables exist in sphinx and are owned by the user dtoohey. You may, if you wish, create your own copies of the tables under your own account. If you do so, you should ensure that you copy the sample data in dtoohe..
After identifying the records and their corresponding fields, draw an entity-relationship (ER) diagram using the MS Excel worksheet to illustrate the relationships between entities and attributes
Discuss iterative design as it relates to databases overall. Determine whether one must design a database iteratively or design the entire database all at once. Provide a rationale for your answer
Identify the candidate key(s) for R. (b) Identify the best normal form that R satis?es (1NF, 2NF, 3NF, or BCNF). (c) If R is not in BCNF, decompose it into a set of BCNF relations that preserve the dependencies.
fishing in the public waterbodies of victoria rivers creeks lakes and reservoirs is controlled by the freshwater
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