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Create an XML file that describes 3 product elements; each product has three sub-elements: id, name, and description. Also create a DTD file and an XSD file that specify the schemas of the XML file, respectively.
All primary keys are underlined. All foreign keys have same name as primary key that they are referencing. Determine the names of all Tracks which are more than 10 minutes (600,000 ms) long.
Create a report which identifies five most expensive bicycles. The report must list bicycles in descending order from most expensive to lease expensive, the quantity on hand for each, and the markup percentage for each.
Create a database design specification (Enhanced Entity Relationship Diagram (EERD) and Relational Data Model (RDM)) from the given business description. The RDM must be in 3rd Normal Form.
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:
Illustrate relational algebra expressions for names of all salespeople, names of all salespeople having ORDER row and names of salespeople not having ORDER row.
Describe the characteristics of a Relational Database Management System (RDBMS).
You are asked to create a GIS database of information about Vietnam at scale of 1:100,000. Database will include the following: Which of these features are best represented by raster model? Explain why?
Identify and explain the differences between a stack and a queue data structure
Explain thoughts on database design process this far. You have learned about first three phases of process: defining mission statement and mission objectives, analyzing current database, and creating data structures.
Suggest how to implement direct-address table in which keys of stored elements don't require to be distinct and elements can have satellite data.
Produce a scatterplot of Rent vs. Size (square meters of the apartment) for the rental data in rent.
Design an er schema for keeping track of information about votes taken in the U.S. House of Representatives during the current two year congressional session.
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