IDBFactorySync

草案
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Important : The synchronous version of the IndexedDB API was originally intended for use only with Web 工作者 , and was eventually removed from the spec because its need was questionable. It may however be reintroduced in the future if there is enough demand from web developers.

IDBFactorySync interface of the IndexedDB API provide a synchronous means of accessing the capabilities of indexed databases.

Method overview

IDBDatabaseSync open (in DOMString name, in DOMString description, in optional boolean modifyDatabase) raises ( IDBDatabaseException );

方法

open()

Opens and returns a connection to a database . Blocks the calling thread until the connection object is ready to return. If there is already a database with the specified name, it uses that one; otherwise, it creates the database using the specified name and description.

IDBDatabaseSync open (
  in DOMString name,
  in DOMString description
) raises (IDBDatabaseException);
					
参数
name
The name for the database.
description
The description for the database.
返回
IDBDatabaseSync
An object to access the open database.
异常

This method can raise an IDBDatabaseException with the following codes:

NON_TRANSIENT_ERR
name parameter is not valid. A valid name is any string including the empty string.
UNKNOWN_ERR
If an error occurs while the database is being opened.