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EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

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Currently we use default (lax) mode, should allow to specify strict, so that we throw when path is invalid

type-enhancement
area-sqlserver
area-json

Resolves #795

auto-merge

## Ask a question I've define a convention in `ConfigureConventions` where all strings are to have a max length of 256. I'd like to override this for some properties, for...

customer-reported

Split off from #13850 By default, a column is nullable in the database if the property to which it is mapped is nullable. This is true even if the converter...

type-enhancement
area-type-mapping
punted-for-6.0

It is my understanding that CosmosDb has no way to turn triggers on by default. They have to be turned on per call. EF Core doesn't turn these on, so...

type-enhancement
customer-reported
area-cosmos
punted-for-7.0

Something like: ```cs entity.Where(x => x.JsonCollection[0].NestedReference.Name != "Foo") ``` When done in projection, this breaks the ordinal key logic, so we need to force AsNoTracking for these queries. We could...

type-enhancement
consider-for-next-release
area-json

When json has navigation to the parent entity, it's possible to build linq that would navigate back to the parent, e.g. ``` entity.Select(x => x.OwnedReferece.OwnedNested.Parent.Name) ``` currently we throw as...

type-enhancement
area-json