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One of the tenets of database development is to never allow developers to create or own objects during development. All objects are created by the application owner and stored in that schema. Do you feel this is a good practice? Why or why not? Why do you think this policy relates to database security? Explain your reasons.
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
Did the corresponding lines for invoices 1001 and 1008 in table LINE get deleted automatically? Can you explain why?
Design relation schemas for the entire database.
Draw the E/R diagrams for the business rules
Prepare the relational schema for database
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)
Several times, database triggers are utilized to record logins by users. Here is the example of login trigger that inserts row into table every time a user connects.
Using Internet as the research tool for extra information not presented in text, describe why application roles are important part of the security model for databases.
Monitor Renal Outcomes in patients post cardiac bypass surgery?
Your task is to develop a database to support this activity.Here is what you need to be able to provide Custom Auto Body in order to land your first consulting contract:
Write down the SQL code in order to carrying out the following requests. Display all the data in each of the four tables. Do not display the foreign key columns.
Draw an ER diagram for database scenario. Design a set of 3NF tables for your database scenario.
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