Objectives Create a MySQL Schema Create and drop a database tables using appropriate data types and indexing Describe and create table constraints Code primary key constraints Create and drop indexes Create a backup file of your database Description This database will be used by a college to build a class schedule from courses that are […]
Tag Archives: schema
Do the Creating Nodes assignment and customize title, author, and code information. Share screenshots of code and results.
Working with XML, Schema and Nodes Do the Creating an XML Document in Visual Studio exercise in Chapter 19. Show code and the schema you created in screenshots. Use the Loop Through XML Document exercise in Chapter 19 to create an application that loops through nodes. Share a screenshot of the code and the output. […]
Write a SELECT to find the maximum and minimum temperatures taken for each of your patients.
CHIP 490.297: Into to Databases in Healthcare https://jonathantweedy.com/www/work/CHIP/CHIP490DB… Using the Patient, Medications, Prescriptions and Temperatures Schema (located in link above) that we arrived at in class, insert some fake data and then write SQLto do the following: [5%] Write a SELECT that lists all patients (one per row) and the COUNT of the prescriptions that […]
Discuss/define the data independence concept provided by the three-schema database systems architecture.
Discussion Board Purpose In this discussion board, you will post your answer to the question. You will also read and respond to other classmate’s postings. This is an excellent way for you to interact with your colleagues and to share your thoughts about the question answer in a critical way. Action Items Discuss/define the data […]
Discuss how each of the following constructs is used in SQL, and discuss the various options for each construct.
Complex Queries,Triggers, Views, and Schema Modification 7.1. Describe the six clauses in the syntax of an SQL retrieval query. Show what type of constructs can be specified in each of the six clauses. Which of the six clauses are required and which are optional? 7.2. Describe conceptually how an SQL retrieval query will be executed […]
What is the difference between logical data independence and physical data independence-Which one is harder to achieve? Why?
Database System Concepts and Architecture 2.1 Define the following terms: data model, database schema, database state, internal schema, conceptual schema, external schema, data independence, DDL, DML, SDL, VDL, query language, host language, data sub language, database utility, catalog, client/server architecture, three-tier architecture, and n-tier architecture. 2.2. Discuss the main categories of data models. What are […]
Describe conceptually how an SQL retrieval query will be executed by specifying the conceptual order of executing each of the six clauses.
The ALTER Command Describe the six clauses in the syntax of an SQL retrieval query. Show what type of constructs can be specified in each of the six clauses. Which of the six clauses are required and which are optional? Describe conceptually how an SQL retrieval query will be executed by specifying the conceptual order […]
What types of additional information and constraints would you like to represent in the schema?
Think of different users for the database . What types of applications would each user need? To which user category would each belong, and what type of interface would each need? Database System Concepts and Architecture Choose a database application with which you are familiar. Design a schema and show a sample database for that […]
What is the difference between the two-tier and three-tier client/server architectures?
Classification of Database Management Systems 2.1. Define the following terms: data model, database schema, database state, internal schema, conceptual schema, external schema, data independence, DDL, DML, SDL, VDL, query language, host language, data sublanguage, database utility, catalog, client/server architecture, three-tier architecture, and n-tier architecture. 2.2. Discuss the main categories of data models. What are the […]
Give the Relational Schema (set of tables) that you will create.
DataBase Coursework Assignment 2022/23 autumn This coursework is about the design and implementation of a product monitoring service for a retail outlet. Study the ‘Mobile for You’ case study carefully and then submit the following: 1. Draw an initial Entity-Relationship model, stating any assumptions you make. 2. Normalise (to third normal form) the Sales Form. […]
