Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
1 explain the concept of physical data independence and its importance in database systems2 explain what problems are caused by the design of the
assignment 62suppose your database system has failed describe the database recovery process and the use of deferred-write and write-through
create a database design specification enhanced entity relationship diagram eerd and relational data model rdm from the given business description
part 1 - using the data items given below construct an rea diagram entities participation cardinalities relationships the conceptual model could use
google weka and find the homepage for wekawhen you install it you may need to change your classpath to reference the jar file weka-3-6weka-srcjarin
taskcreate a database design specification enhanced entity relationship diagram eerd and relational data model rdm from the given business
database systems1 list the acid properties explain the usefulness of each2 consider the following two transactions t13 readareadbif a 0 then b b
it inventory database given a school system database with over 2000 computers 100 elmos 200 smartboards 200 projectors in 14 different locations each
coastal seafoodcoastal seafood is a family-owned business that operates on the east coast the company already uses both financial and point-of-sale
if those were for me wed keep them all in two to three minutes longer he says but thats not my call-its the customersone of the great symbols of
database management system create a database design specification enhanced entity relationship diagram eerd and relational data model rdm from the
ray henry is considering expanding the inventory at his book stores to include movies he has some special ideas for how he wants to implement this
question 1a explain the use of facts dimensions and attributes in a star schema modelb in relation to a fact table what does the term granularity
assignment 43 complete problems 1-5 on page 283 of your textbook test your sql code using oracle xe once you are certain that your sql code performs
assignment 32nbspdatabase notation is not consistent you have probably seen that already when you tried to create an e-r diagram visio uses notation
consider the following set of database tables same tables from assignment 6-1 please take note of foreign keys most of them carry the same names as
1 create a function that returns the day of the week for a specified datecreate or replace function funcnamehttpwwwyoutubecomwatchvihwjukfhaas2
you have been approached by the owner of custom auto body to help set up an application that will automate the customer work order system the
you were hired as an analyst to develop a new information system to automate the payroll transactions in a mid-size organization the proposed system
need a system that networks its 3 campuses in the us and one campus in singapore transaction data for all campuses should be available to all
its a lead a project that will implement a new learning management system for your university you have two key tasks task 1 investigate learning
physical design and implementation it requires the use of a relational database management system strayer university provides each student with a
question 1 consider the relational schemapartpart-id name costsubpartpart-id subpart-id counta tuple p1 p2 3 in the subpart relation denotes that the
part 1 - reportwrite a 2000-word report that describes a suitable methodology from the literature for the purpose of designing constructing and