Suppose you are having an existing table and you want to add a value all rows of the column. 
To select rows in which a particular column value contains a particular word, use LIKE and in inv
To create a single line comment in PostgresSQL, you use two hashes --
For example:
How to delete a table with all its concepts in SQL or MySQL?
How to use INDEX MATCH function to find values in a MS Excel Worksheet?
It is important to know how to add a new element to a Python list.
In this tutorial, we will learn to split a string in Python with new line character.