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This course is an introduction to the SQL database language. After this course the student will be able to use SQL to define, manipulate and control access to their data. The course thoroughly covers SQL syntax and facilities.

The course begins with a general introduction to databases, including the principles of relational databases. Data retrieval is discussed in depth, covering all of the pertinent features of SQL, including joins. Data Manipulation Language is covered, including inserting, updating and deleting data. Transaction control and locking is discussed. Data Definition Language is covered, including creating, altering and dropping tables, and the use of integrity constraints. Views and indexes are covered. The course includes detailed coverage of Data Control Language. The course concludes with an introduction to the principles of relational database design.

Course Contents

Introduction to Database

Database
Files or Tables
Database - Further Properties
Metadata

Relational Databases

Relational Database
Example of a Relation
Relational Operations

Introduction To SQL

History of SQL
Data Definition Language
Tables
Schemas
Views
Data Manipulation Language
Find Data
Insert, Update and Delete Data
Data Control Language
Grant and Revoke
Commit and Rollback
Non-Procedural Language
SQL Datatypes

Table Creation

Create Table
Column Constraints
NULL and NOT NULL
Keys
Default Values
References and Check Clauses
Additional Constraints
Foreign Keys
Populating A Table
Insert Statement
Inserting Into a Table through a Query Specification

Finding Data In Tables – Part I

Select Statement
Where Clause
Predicates
Boolean combinations
SQL “Truth” Tables
Boolean Precedence
Two Value Rules Retained
Between Predicate
In Predicate
Outer Reference
Exists Predicate
Quantified Predicate

Finding Data in Tables - Part II

Joins
Cross Product Joins
Equ-Join
Outer-Joins
Left Outer Join
Union, Intersection, and Difference
All Keyword
Order By
Multiple Column Order Bys
NULL and ORDER BY

Finding and Updating Data in Tables

Aggregate Functions
Table for Aggregates
Aggregate functions, examples
Aggregate Function Rules
Group By
Having Cause
Views
Normalized Tables and Views
Combined View
Views and Security
Drop View
Update
Assignments
Delete
Updateble Views

More Data Definition Language

Drop Table
Alter
Create Index
Index Speedup

Data Control Language

Data Control Language
Grant
Reference Privileges
Revoke
Abandoned Privileges
Transaction
Commit and Rollback
Transactions and Microsoft (all material following in chapter is specific to Microsoft)
SQL Server Locks
Locking Granularity
Shared, Exclusive and Update Lock
Intent, Extent and Demand Locks
Demand locks
sp_lock
Deadlock
ISQLW and Transactions


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