MySQL example - table joins
SQL Primer as Used in MySQL example from a Well House Consultants training course
More on SQL Primer as Used in MySQL [link]
Source code: seeds.mysql Module: S152
drop database if exists jamie;
create database jamie;
create table aisles(
aid int primary key not null,
create table products(
pid int primary key not null,
insert into aisles values (1,"Vegetables");
insert into aisles values (2,"Sweeties");
insert into aisles values (3,"Petfood");
insert into products values (101,1,"Carrots","Orange");
insert into products values (102,1,"Sprouts","Green");
insert into products values (103,2,"Foxmints","Clear");
insert into products values (104,6,"Pizza","Red");
select * from aisles join products on aisles.aid = products.aid;
select * from aisles left join products on aisles.aid = products.aid;
select * from aisles right join products on aisles.aid = products.aid;
select * from aisles left join products on aisles.aid = products.aid where pid is NULL;
Learn about this subject
This module and example are covered on the following public courses:
* Deploying LAMP - Linux, Apache, MySQL, Perl/PHP
* Linux Web Server
* Deploying Java Applications on Linux / Unix
Also available on on site courses for larger groups
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This example comes from our "SQL Primer as Used in MySQL" training module. You'll find a description of the topic and some other closely related examples on the "SQL Primer as Used in MySQL" module index page.
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