IDBOpenDBRequest

Summary

Provides access to the result of a request to open a database.

onUpgradeNeeded: The event handler for the upgrade needed event.
onblocked: The event handler for the blocked event. This event is triggered when the upgradeneeded should be triggered because of a version change but the database is still in use (ie not closed) somewhere, even after the versionchange event was sent.

No methods.

No events.

error: The error codes returned under certain conditions.
onerror: The event handler for the error event.
onsuccess: The event handler for the success event.
readyState: The state of the request. Every request starts in the pending state. The state changes to done when the request completes successfully or when an error occurs.
result: Returns the result of the request. If the the request failed and the result is not available, the DOMException InvalidStateError exception is thrown.
source: The source of the request, such as an Index or a ObjectStore. If no source exists (such as when calling indexedDB.open()), it returns null.
transaction: The transaction for the request. This property can be null for certain requests, such as for request returned from IDBFactory.open (You’re just connecting to a database, so there is no transaction to return).

No methods.

No events.

The IDBOpenDBRequest object is returned by operations that affect database, such open and deleteDatabase.