Document Cosmos: empty owned collections now return empty instead of null#5301
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Document Cosmos: empty owned collections now return empty instead of null#5301
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Co-authored-by: roji <1862641+roji@users.noreply.github.com> Agent-Logs-Url: https://github.com/dotnet/EntityFramework.Docs/sessions/24eed013-bccb-4d07-bec3-7f80f0dd3036
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roji
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entity-framework/core/what-is-new/ef-core-11.0/breaking-changes.md
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Co-authored-by: roji <1862641+roji@users.noreply.github.com> Agent-Logs-Url: https://github.com/dotnet/EntityFramework.Docs/sessions/de97c57f-87b9-45c9-9dae-e8c9ff1517cf
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Document Cosmos: empty owned collection navigations now return empty instead of null
Document Cosmos: empty owned collections now return empty instead of null
Mar 24, 2026
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Pull request overview
Adds documentation for an EF Core 11 low-impact breaking change in the Azure Cosmos DB provider where empty owned collections are now materialized as empty collections rather than null.
Changes:
- Adds a new breaking-change entry documenting Cosmos owned collection materialization behavior.
- Updates the breaking-changes summary table to include the new entry.
entity-framework/core/what-is-new/ef-core-11.0/breaking-changes.md
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Co-authored-by: roji <1862641+roji@users.noreply.github.com> Agent-Logs-Url: https://github.com/dotnet/EntityFramework.Docs/sessions/c170f175-98b7-4e66-b81d-996d06159012
AndriySvyryd
approved these changes
Mar 25, 2026
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