GORM, which started as a part of Grails framework is now a standalone library. Developers can use GORM for developing the data layer of your applications. This presentation demonstrates how GORM provides a unified API for working across different types of data stores without sacrificing their uniqueness & strength.

1. GORM
The Polyglot Data Access Toolkit
Naresha K
@naresha_k
naresha.k@gmail.com

3. Make them usable,
before making them reusable

5. GORM
Groovy Object Relational Mapping

10. Grails application
Standalone mode
(Any Groovy App)

11. http://sdkman.io/

13. http://docs.grails.org/latest/guide/gettingStarted.html#downloadingAndInstalling

23. Read using Id

24. Querying

25. 1. Dynamic Finders

26. 1. Dynamic Finders

27. 1. Dynamic Finders

28. 1. Dynamic Finders

29. 1. Dynamic Finders

30. 1. Dynamic Finders

31. 2. Where queries

32. 2. Where queries

33. 2. Where queries

34. 2. Where queries

35. 2. Where queries

36. 2. Where queries

37. 3. Criteria Query

38. 3. Criteria Query

39. 3. Criteria Query

40. 3. Criteria Query

41. 3. Criteria Query

42. 3. Criteria Query

43. 4. HQL

44. 4. HQL

45. 4. HQL

46. 4. HQL

47. 5. SQL

48. 5. SQL

49. 5. SQL

50. 5. SQL

51. 5. SQL

52. 5. SQL4. HQL
3. Criteria Query
2. Where queries
1. Dynamic Finders

56. 5. SQL4. HQL
3. Criteria Query
2. Where queries
1. Dynamic Finders

59. Gotcha

64. Multi Tenancy
Database
Schema
Discriminator

65. Resources
• http://gorm.grails.org/latest/
• http://docs.grails.org/latest/

66. @naresha_k
naresha.k@gmail.com
https://www.slideshare.net/nareshak

67. Thank you