Variables, Loops and Cursors Used in Stored Procedures

This chapter provides tutorial notes on store procedures. Topics include declaring variables and assigning values to variables; IF statements; LOOP, REPEAT and WHILE statements; ITERATE and LEAVE statements; Using cursors to loop through output rows of SELECT statements.


These sections are omitted from this Web preview version. To view the full content, see information on how to obtain the full version this book.

Local Variables in Stored Procedures

Execution Flow Control Statements

ITERATE and LEAVE - Statements to Break Loops

DECLARE ... CURSOR FOR Select Statements


Takeaways:

All notes and examples in chapter are tested with MySQL 8.0, 5.7, 5.6, 5.0 and 4.0 servers.

Table of Contents

 About This Book

 Introduction of SQL

 MySQL Introduction and Installation

 Introduction of MySQL Programs

 PHP Programs and MySQL Server

 Perl Programs and MySQL Servers

 Java Programs and MySQL Servers

 Datatypes and Data Literals

 Operations and Expressions

 Character Strings and Bit Strings

 Commonly Used Functions

 Table Column Types for Different Types of Values

 Using DDL to Create Tables and Indexes

 Using DML to Insert, Update and Delete Records

 Using SELECT to Query Database

 Window Functions for Statistical Analysis

 Use Index for Better Performance

 Transaction Management and Isolation Levels

 Locks Used in MySQL

 Defining and Calling Stored Procedures

Variables, Loops and Cursors Used in Stored Procedures

 System, User-Defined and Stored Procedure Variables

 MySQL Server Administration

 Storage Engines in MySQL Server

 InnoDB Storage Engine - Primary and Secondary Indexes

 Performance Tuning and Optimization

 Bulk Changes on Large Tables

 MySQL Server on macOS

 Installing MySQL Server on Linux

 Connection, Performance and Second Instance on Linux

 Archived Tutorials

 References

 Full Version in PDF/EPUB