IDBDatabase: deleteObjectStore() method

The deleteObjectStore() method of the IDBDatabase interface destroys the object store with the given name in the connected database, along with any indexes that reference it.

As with IDBDatabase.createObjectStore, this method can be called only within a versionchange transaction.

Note: This feature is available in Web Workers

Syntax

deleteObjectStore(name)

Parameters

name: The name of the object store you want to delete. Names are case sensitive.

Return value

None (undefined).

Exceptions

InvalidStateError DOMException: Thrown if the method was not called from a versionchange transaction callback.
TransactionInactiveError DOMException: Thrown if a request is made on a source database that doesn't exist (E.g. has been deleted or removed.)
NotFoundError DOMException: Thrown when trying to delete an object store that does not exist.

Examples

const dbName = "sampleDB";
const dbVersion = 2;
const request = indexedDB.open(dbName, dbVersion);

request.onupgradeneeded = (event) => {
  const db = request.result;
  if (event.oldVersion < 1) {
    db.createObjectStore("store1");
  }

  if (event.oldVersion < 2) {
    db.deleteObjectStore("store1");
    db.createObjectStore("store2");
  }

  // etc. for version < 3, 4…
};

Specifications

Specification
Indexed Database API 3.0 # ref-for-dom-idbdatabase-deleteobjectstore①

Browser compatibility

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	WebView Android	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet
`deleteObjectStore`	23	12	10	10	15	8	4.4	25	22	14	8	1.5

Docs

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