Module Seven: SQL Joins and sub queries
Abstract
This module is a buildup of the Structured query languages (SQL). The general topic is SQL as used in relational databases. SQL joins builds on the DML SELECT query. Sub queries are queries within another SQL query. Here you will study SQL joins and sub queries.
Description
This module is a buildup of the Structured query languages (SQL). The general topic is SQL as used in relational databases. SQL joins builds on the DML SELECT query. Sub queries are queries within another SQL query. Here you will study SQL joins and sub queries.