PL/SQL stands for Procedural Language extension of SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle Corporation in the early ...

The ALTER TABLE statement is used to modify the structure of an existing table. It can be used to add, delete, rename, or modify columns.

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier. Due to popular demand, we’re ...

There was an error while loading. Please reload this page. How does the syntax of a SELECT statement look? SELECT column1, column2, ... FROM table_name WHERE ...