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You are creating a database of measured meteorological data for use in weather and climate research. Explain a structure type measured_data_t with components site_id_num (a four digit integer), wind_speed, day_of_month, and temperature, Each site measures its data daily, at noon local time. Write down C program which inputs file of measured_data_t records and finds out site with greatest variation in temperature (defined here as biggest difference between extrema) and site with highest average wind speed for all days in file. You may suppose that there will be at most ten sites. Test program on the following July daily data gathered over one week at three sites.
id day wind speed temperature2001 10 11 302001 11
Create a Microsoft Access database. Create the tables, fi elds, data types, and primary key(s) for the database. Create the relationship(s) needed between the tables.
Write a program that models an employee. An employee has an employee number, a name, an address, and a hire date. A name consists of a first name and a last name.
Sketch an object-oriented model for a small private airport database that is used to keep track of airplanes, their owners, airport employees, and pilots.
Proceed with all steps in information-level design to add this user view to existing cumulative design. Is this table in1st NF?___No____ . If Yes skip. If not, write Table in DBDL notation after applying the methodology we use for converting into 1NF..
Monitor Renal Outcomes in patients post cardiac bypass surgery?
Create a database design specification Enhanced Entity Relationship Diagram (EERD) and Relational Data Model from the given business description - Database Management System
Describe the difference ways of implementing one-to-one relationships. Assume you are maintaining information on offices (office numbers, building, and phone numbers)
Design a dimensional model for analysing Purchases for Adventure Works Cycles and implement it as cubes using SQL Server Analysis Services. The AdventureWorks OLTP sample database is the data source for you BI analysis.
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.
These following questions require to you to create entities and their relationship using the Crow's Foot notation suitably.
Draw an Entity Relationship diagram for the system and Identify the table design for the database displaying all the fields/attributes. Ensure that all tables are in 3NF. You also need to identify the primary keys and foreign keys, where applicable..
Customers Dunne an Olowski are included in the CUSTOMER table also in CUSTOMER_2 table. Explain How many records are returned when using the MINUS operator?
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