Web/API/IDBFactory/databases

The databases method of the IDBFactory interface returns a list represening all the available databases, including their names and versions.

Note: This feature is available in Web Workers.

Note: This method is introduced in a draft of a specifications and browser compatibility is limited.

Syntax

const promise = indexedDB.databases()

The method does not take in any parameters.

A promise that resolves either to an error or a list of dictionaries, each with two elements, name and version.

The database name.

The database version.

Exceptions

This method may raise a DOMException of the following types:

Attribute	Description
`SecurityError`	The method is called from an opaque origin.
Other error	Specification does not describe all possible errors.

const promise = indexedDB.databases()
promise.then(databases => {
  console.log(databases)
})

Specification	Status	Comment
Indexed Database API DraftThe definition of 'databases()' in that specification.	Recommendation	Initial definition.

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`databases` Experimental'	Chrome Full support 71	Edge Full support 79	Firefox No support No Notes' No support No Notes' Notes' See bug 934640.	IE No support No	Opera Full support 58	Safari Full support 14	WebView Android Full support 71	Chrome Android Full support 71	Firefox Android No support No Notes' No support No Notes' Notes' See bug 934640.	Opera Android Full support Yes	Safari iOS Full support 14	Samsung Internet Android Full support 10.0

Full support: Full support
No support: No support
Experimental. Expect behavior to change in the future.': Experimental. Expect behavior to change in the future.
See implementation notes.': See implementation notes.