Entity Framework Improve Performance Discover What Cause EF to be Slow
Improve Entity Framework Performance
- Is Entity Framework as slow as some people report it? Yes and no.
- Entity Framework offers great advantages over other ORM, and it's in fact pretty fast.
Problem
- It's too easy to fall into a Entity Framework performance pitfall.
- Sooner or later, many developers make some mistakes which may impact the application performance severely.
Performance Cheat Sheet
| Problem | Solution |
|---|---|
| Add | Use AddRange Disable AutoDetectChanges Add in Batches |
| Change Tracker | Track Less Entities |
| DetectChanges | Disable AutoDetectChanges SaveChanges in Batches |
| Eager Loading | Use AsNoTracking Use EF+ Caching Use EF+ Query Future |
| Lazy Loading | Use Eager Loading |
| Include | Split in multiple Include Use EF+ IncludeFilter Use EF+ IncludeOptimized |
| Insert | Use EFE BulkInsert |
| Query | Use AsNoTracking Use EF+ Caching Use EF+ Query Future |
| SaveChanges | Use EFE Bulk Operations Use EFE BulkSaveChanges |
Recommendation
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