WebSQL is a structured relational database at the client browser side. It’s a local RDBMS inside the browser on which you can fire SQL queries.
No, many people label it as HTML 5 but it’s not part of HTML 5 specification. The specification is based around SQLite.
The first step we need to do is open the database by using “OpenDatabase” function as shown below. The first argument is the name of the database, the next is the version, then a simple textual title and finally the size of the database.