midADO.NET
What is DataTable in ADO.NET?
Updated Apr 28, 2026
Short answer
DataTable represents a single table in memory.
Deep explanation
It stores rows and columns and supports operations like filtering, sorting, and relationships.
Real-world example
Displaying tabular data in UI.
Common mistakes
- Using for large datasets.
Follow-up questions
- Difference from DataSet?
- Can DataTable work offline?