The Language of SQL · 2nd Edition (Shannon Powell's Library) by Rockoff, Larry -- Read -- Imperial Library of Trantor

Index

About This E-Book Title Page Copyright Page Contents at a Glance Table of Contents About the Author Acknowledgments We Want to Hear from You! Reader Services Introduction

Topics and Features What’s New in the Second Edition Plan of the Book Companion Website

1. Relational Databases and SQL

What Is SQL? Microsoft SQL Server, MySQL, and Oracle Relational Databases Primary and Foreign Keys Datatypes NULL Values The Significance of SQL Looking Ahead

2. Basic Data Retrieval

A Simple SELECT Syntax Notes Comments Specifying Columns Column Names with Embedded Spaces Preview of the Full SELECT Looking Ahead

3. Calculated Fields and Aliases

Literal Values Arithmetic Calculations Concatenating Fields Column Aliases Table Aliases Looking Ahead

4. Using Functions

What Is a Function? Character Functions Composite Functions Date/Time Functions Numeric Functions Conversion Functions Looking Ahead

5. Sorting Data

Sorting in Ascending Order Sorting in Descending Order Sorting by Multiple Columns Sorting by a Calculated Field Sort Sequences Looking Ahead

6. Selection Criteria

Applying Selection Criteria WHERE Clause Operators Limiting Rows Limiting Rows with a Sort Pattern Matching Wildcards Looking Ahead

7. Boolean Logic

Complex Logical Conditions The AND Operator The OR Operator Using Parentheses Multiple Sets of Parentheses The NOT Operator The BETWEEN Operator The IN Operator Boolean Logic and NULL Values Looking Ahead

8. Conditional Logic

The CASE Expression The Simple CASE Format The Searched CASE Format Conditional Logic in ORDER BY Clauses Conditional Logic in WHERE Clauses Looking Ahead

9. Summarizing Data

Eliminating Duplicates Aggregate Functions The COUNT Function Grouping Data Multiple Columns and Sorting Selection Criteria on Aggregates Conditional Logic in GROUP BY Clauses Conditional Logic in HAVING Clauses Ranking Functions Partitions Looking Ahead

10. Subtotals and Crosstabs

Adding Subtotals with ROLLUP Adding Subtotals with CUBE Creating Crosstab Layouts Looking Ahead

11. Inner Joins

Joining Two Tables The Inner Join Table Order in Inner Joins An Alternate Specification of Inner Joins Table Aliases Revisited Looking Ahead

12. Outer Joins

The Outer Join Left Joins Testing for NULL Values Right Joins Table Order in Outer Joins Full Joins Cross Joins Looking Ahead

13. Self Joins and Views

Self Joins Creating Views Referencing Views Benefits of Views Modifying and Deleting Views Looking Ahead

14. Subqueries

Types of Subqueries Using a Subquery as a Data Source Using a Subquery in Selection Criteria Correlated Subqueries The EXISTS Operator Using a Subquery as a Calculated Column Common Table Expressions Looking Ahead

15. Set Logic

Using the UNION Operator Distinct and Non-Distinct Unions Intersecting Queries Looking Ahead

16. Stored Procedures and Parameters

Creating Stored Procedures Parameters in Stored Procedures Executing Stored Procedures Modifying and Deleting Stored Procedures Functions Revisited Looking Ahead

17. Modifying Data

Modification Strategies Inserting Data Deleting Data Updating Data Correlated Subquery Updates Looking Ahead

18. Maintaining Tables

Data Definition Language Table Attributes Table Columns Primary Keys and Indexes Foreign Keys Creating Tables Creating Indexes Looking Ahead

19. Principles of Database Design

Goals of Normalization How to Normalize Data The Art of Database Design Alternatives to Normalization Looking Ahead

20. Strategies for Displaying Data

Crosstab Layouts Revisited Excel and External Data Excel Pivot Tables Looking Ahead

A. Getting Started with Microsoft SQL Server

Installing SQL Server 2016 Express Installing SQL Server 2016 Management Studio Express Using SQL Server 2016 Management Studio Express

B. Getting Started with MySQL

Installing MySQL on Windows Installing MySQL on a Mac Using MySQL Workbench

C. Getting Started with Oracle

Installing Oracle Database Express Edition Using Oracle Database Express Edition

Index Code Snippets

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