by
Mohamed El Desouki
[email protected]
Tel :00966 553450836
جامعة سلمان بن عبد العزيز - السعودية - الخرج

in this lecture we explain lesson 1 from section 02 of the course , it covers The following
- Using the Describe command to get information about database objects
- The use of concatenation operator to combine different strings and display them as a single output column
-The use of Distinct keyword to eliminate duplicates from the output data