English Mastering DISTINCT! How to Eliminate Duplicate Data and Apply It
When manipulating data with SQL, you often encounter situations where you want to "eliminate duplicate data." For exampl...
select
English Oracle Basics_en Explaining the Oracle dual Table!
When working with the Oracle database, the dual table is an entity you will almost certainly encounter. While its name m...
English Explaining the Basics of the Oracle SELECT Statement
The SELECT statement is the most basic and important SQL statement for operating an Oracle database. It allows you to ex...
English Introduction to Oracle SQL: Basic SELECT Statements with SCOTT Schema
The SELECT statement is the foundation of SQL and the first command you'll use when working with an Oracle Database.In t...