Database class

1. Properties
2. name
3. objectStoreNames
4. onAbort
5. onClose
6. onError
7. onVersionChange
8. version
9. hashCode
10. on
11. runtimeType
12. Methods
13. close
14. createObjectStore
15. deleteObjectStore
16. transaction
17. transactionList
18. transactionStore
19. transactionStores
20. addEventListener
21. dispatchEvent
22. noSuchMethod
23. removeEventListener
24. toString
25. Operators
26. operator ==
27. Constants
28. abortEvent
29. closeEvent
30. errorEvent
31. versionChangeEvent