'Ve reserved boat 103' presentation slideshows

SQL: Structured Query Language

SQL: Structured Query Language. Chapter 5. R1. Example Instances. We will use these instances of the Sailors and Reserves relations in our examples. S1. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

1.16k views • 98 slides

SQL: DML and Constraints

SQL: DML and Constraints. Chapter 5. Review (1/3). In Chapter 3, we covered commands to create and modify tables: This included DDL commands: CREATE TABLE table_name (column1 domain 1, column2 domain 2, ... with some constraints) creates a new table

696 views • 66 slides

Midterm Review

Midterm Review. October 20. Announcements. You should look on Piazza for your room assignments! There is no class on Wednesday It is being used for makeup exams. GOOD LUCK!. Exam Details. 90 Minutes. 7 to 8:30pm Closed Book, Closed Notes. Some notes provided. (They are posted.)

442 views • 34 slides

SQL: Structured Query Language

SQL: Structured Query Language. Chapter 5. R1. Example Instances. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S1. S2.

319 views • 30 slides

Relational Calculus

Relational Calculus. Chapter 4, Part B. Relational Calculus. Comes in two flavors: Tuple relational calculus (TRC) and Domain relational calculus (DRC) . Calculus has variables, constants, comparison ops , logical connectives and quantifiers .

616 views • 23 slides

SQL: The Query Language (Part II)

230 views • 10 slides

SQL: The Query Language (Part II)

115 views • 10 slides