What is WebSQL in HTML5?

Question

Web SQL Database is a web page used for storing or managing the data in the database. The API is supported by Google Chrome, Opera and Android browsers. The Web SQL API is not a part of the HTML5 specification, but is a separate specification. It addresses a set of APIs to manipulate the client-side database.

What is WebSQL used for?

Web SQL is a web page API for storing or managing the data in databases that can be queried using a variant of SQL like creating databases, opening the transaction, creating tables, inserting values to tables, deleting values, and reading data.

Should I use WebSQL?

WebSQL is still deprecated and in fact being removed from iOS Safari. Web Workers are not necessarily a panacea. I'd recommend using IndexedDB for large data, and LocalStorage for small amounts of data that you need synchronous access to.

Is WebSQL part of HTML5?

The Web SQL Database API isn't actually part of the HTML5 specification but it is a separate specification which introduces a set of APIs to manipulate client-side databases using SQL.

Is WebSQL deprecated?

WebSQL in third-party contexts is now deprecated. Removal is expected in Chrome 97. The Web SQL Database standard was first proposed in April 2009 and abandoned in November 2010. Gecko never implemented this feature and WebKit deprecated this feature in 2019.

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