EF Core 7.0 (EF7) Preview 4
Pre-release
Pre-release
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2842 commits
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since this release
EF Core 7.0 (EF7) preview 4 is available from NuGet
Preview 4 contains the following new features:
Preview 4 also includes the following new features from previews 1 through 3:
- Attribute (Data Annotations) mapping for composite primary keys
- SQL Server UTF8 collations
- Stop wrapping single changes in transactions where possible
- Use RETURNING/OUTPUT clause for UPDATE/DELETE
- SQLite SaveChanges: Use RETURNING clause
- SQL Server: Optimize SQL Server OUTPUT clause usage when retrieving database-generated values
- Stop automatically deleting orphans for optional relationships with cascade delete configured
- Empty default interface implementations for all interceptor interface methods
- Temporal tables support for owned entities and other table splitting scenarios
- Support for index ordering (ASC/DESC)
- Support "non-rooted" query expressions in compiled queries
- Property/Reference/etc overloads that take IProperty/INavigation
- Distinguish cancellation from failure to allow different logging strategies
- Lift table from subquery when joining if no additional operations
- DiagnosticSuppressor for CS8618 for DbSet properties
- Stop generating a default DbContext constructor when using dotnet ef dbcontext scaffold --no-onconfiguring
- Robust and extensible SQL precedence/parentheses mechanism
- Translation for string.IndexOf(string, int)
- Support SqlNullabilityProcessor and COALESCE with more than two arguments
- Support Contains when using a IReadOnlySet
- Overload of EnableRetryOnFailure that allows specifying errorCodesToAdd without count / delay
See GitHub for all issues resolved in preview 1, preview 2, preview 3, and preview 4.