Data Connection using ADO DC
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This presentation discusses ActiveX Data Objects (ADO) for data access. ADO provides a simpler and more flexible object model compared to earlier interfaces like RDO and DAO. The presentation covers the ADO standard, ADO object model, and establishing a connection using binding or referencing. It recommends using ADO for new projects as the latest data access interface.
Data Connection using ADO DC
- 1. By: Kumari Purbanjali Das MSc. IT 2nd Sem Guide: Ms. Preeti Jain SESSION: 2014 A Presentation On
- 2. 1. • INTRODUCTION 2. • THE UDA STANDARD 3. • THE ADO OBJECT MODEL 4. • ESTABLISHING CONNECTION (Binding) 5. • ESTABLISHING CONNECTION (Reference) 6. • CONCLUSION
- 3. Data access technology is constantly evolving, and each of these three interfaces represents a different stage of development for Data Access Technology : • ActiveX Data Objects (ADO) • Remote Data Objects (RDO) • Data Access Objects (DAO) The latest is ADO. Its features are simpler — yet more flexible — object model than either RDO or DAO. For new projects, you should use ADO as your data access interface.
- 5. 1. • INTRODUCTION 2. • THE UDA STANDARD 3. • THE ADO OBJECT MODEL 4. • ESTABLISHING CONNECTION (Binding) 5. • ESTABLISHING CONNECTION (Reference) 6. • CONCLUSION
- 6. Application ADO OLEDB •OLEDB Provider •OLEDB Provider •OLEDB Provider •OLEDB Provider •OLEDB Provider ODBC - - - ODBC Data AccessSQL Server Oracle Excel
- 7. 1. • INTRODUCTION 2. • THE UDA STANDARD 3. • THE ADO OBJECT MODEL 4. • ESTABLISHING CONNECTION (Binding) 5. • ESTABLISHING CONNECTION (Reference) 6. • CONCLUSION
- 9. 1. • INTRODUCTION 2. • THE UDA STANDARD 3. • THE ADO OBJECT MODEL 4. • ESTABLISHING CONNECTION (Binding) 5. • ESTABLISHING CONNECTION (Reference) 6. • CONCLUSION
- 28. 1. • INTRODUCTION 2. • THE UDA STANDARD 3. • THE ADO OBJECT MODEL 4. • ESTABLISHING CONNECTION (Binding) 5. • ESTABLISHING CONNECTION (Reference) 6. • CONCLUSION
- 30. Property Methods ConnectionString Close Provider Open ConnectionTimeout CommandTimeout CursorLocation Mode
- 32. Property Methods CursorLocation AddNew CursorType Close and Open EOF and BOF MoveNext Fields MoveFirst RecordCount MoveLast MovePrevious
- 44. 1. • INTRODUCTION 2. • THE UDA STANDARD 3. • THE ADO OBJECT MODEL 4. • ESTABLISHING CONNECTION (Binding) 5. • ESTABLISHING CONNECTION (Reference) 6. • CONCLUSION