Oracle SQL*Plus has a very useful subparameter to the column parameter called NEW_VALUE. The NEW_VALUE directive allows you to store data retrieved from an Oracle table as a variable inside the ...

How to Create a CLOB in Oracle. Oracle's namesake database management system has a data type called a CLOB, or Character Large OBject. Though the standard character data type, called CHAR, has a ...

How to Check to See if a Record Exists in Oracle. Though SQL (Structured Query Language) for databases has proved to be indispensable through decades of use, differences among SQL versions can ...

This is introductory to SQL. I have over 10 queries I need to run/learn for my SQL exam. I am given about 10 tables and to display combination of 2-3 tables in each query. Is there any website ...