diff --git a/README.md b/README.md
index 2c10705be4..100d34355d 100644
--- a/README.md
+++ b/README.md
@@ -130,45 +130,45 @@ of features outlined in the Delta [protocol][protocol] is also [tracked](#protoc
 
 ### Cloud Integrations
 
-| Storage              |  Rust   | Python  | Comment                             |
-| -------------------- | :-----: | :-----: | ----------------------------------- |
-| Local                | ![done] | ![done] |                                     |
-| S3 - AWS             | ![done] | ![done] | requires lock for concurrent writes |
-| S3 - MinIO           | ![done] | ![done] | requires lock for concurrent writes |
-| S3 - R2              | ![done] | ![done] | requires lock for concurrent writes |
-| Azure Blob           | ![done] | ![done] |                                     |
-| Azure ADLS Gen2      | ![done] | ![done] |                                     |
-| Microsoft OneLake    | ![done] | ![done] |                                     |
-| Google Cloud Storage | ![done] | ![done] |                                     |
+| Storage              |  Rust   | Python  | Comment                                                          |
+| -------------------- | :-----: | :-----: | ---------------------------------------------------------------- |
+| Local                | ![done] | ![done] |                                                                  |
+| S3 - AWS             | ![done] | ![done] | requires lock for concurrent writes                              |
+| S3 - MinIO           | ![done] | ![done] | requires lock for concurrent writes                              |
+| S3 - R2              | ![done] | ![done] | No lock required when using `AmazonS3ConfigKey::CopyIfNotExists` |
+| Azure Blob           | ![done] | ![done] |                                                                  |
+| Azure ADLS Gen2      | ![done] | ![done] |                                                                  |
+| Microsoft OneLake    | ![done] | ![done] |                                                                  |
+| Google Cloud Storage | ![done] | ![done] |                                                                  |
 
 ### Supported Operations
 
-| Operation             |           Rust           |          Python          | Description                                 |
-| --------------------- | :----------------------: | :----------------------: | ------------------------------------------- |
-| Create                |         ![done]          |         ![done]          | Create a new table                          |
-| Read                  |         ![done]          |         ![done]          | Read data from a table                      |
-| Vacuum                |         ![done]          |         ![done]          | Remove unused files and log entries         |
-| Delete - partitions   |                          |         ![done]          | Delete a table partition                    |
-| Delete - predicates   |         ![done]          |         ![done]          | Delete data based on a predicate            |
-| Optimize - compaction |         ![done]          |         ![done]          | Harmonize the size of data file             |
-| Optimize - Z-order    |         ![done]          |         ![done]          | Place similar data into the same file       |
-| Merge                 |         ![done]          |         ![done]          | Merge a target Delta table with source data |
-| FS check              |         ![done]          |         ![done]          | Remove corrupted files from table           |
+| Operation             |  Rust   | Python  | Description                                 |
+| --------------------- | :-----: | :-----: | ------------------------------------------- |
+| Create                | ![done] | ![done] | Create a new table                          |
+| Read                  | ![done] | ![done] | Read data from a table                      |
+| Vacuum                | ![done] | ![done] | Remove unused files and log entries         |
+| Delete - partitions   |         | ![done] | Delete a table partition                    |
+| Delete - predicates   | ![done] | ![done] | Delete data based on a predicate            |
+| Optimize - compaction | ![done] | ![done] | Harmonize the size of data file             |
+| Optimize - Z-order    | ![done] | ![done] | Place similar data into the same file       |
+| Merge                 | ![done] | ![done] | Merge a target Delta table with source data |
+| FS check              | ![done] | ![done] | Remove corrupted files from table           |
 
 ### Protocol Support Level
 
-| Writer Version | Requirement                                   |        Status        |
-| -------------- | --------------------------------------------- | :------------------: |
-| Version 2      | Append Only Tables                            |       ![done]        |
-| Version 2      | Column Invariants                             |       ![done]        |
-| Version 3      | Enforce `delta.checkpoint.writeStatsAsJson`   | [![open]][writer-rs] |
-| Version 3      | Enforce `delta.checkpoint.writeStatsAsStruct` | [![open]][writer-rs] |
+| Writer Version | Requirement                                   |              Status               |
+| -------------- | --------------------------------------------- | :-------------------------------: |
+| Version 2      | Append Only Tables                            |              ![done]              |
+| Version 2      | Column Invariants                             |              ![done]              |
+| Version 3      | Enforce `delta.checkpoint.writeStatsAsJson`   |       [![open]][writer-rs]        |
+| Version 3      | Enforce `delta.checkpoint.writeStatsAsStruct` |       [![open]][writer-rs]        |
 | Version 3      | CHECK constraints                             | [![semi-done]][check-constraints] |
-| Version 4      | Change Data Feed                              |                      |
-| Version 4      | Generated Columns                             |                      |
-| Version 5      | Column Mapping                                |                      |
-| Version 6      | Identity Columns                              |                      |
-| Version 7      | Table Features                                |                      |
+| Version 4      | Change Data Feed                              |                                   |
+| Version 4      | Generated Columns                             |                                   |
+| Version 5      | Column Mapping                                |                                   |
+| Version 6      | Identity Columns                              |                                   |
+| Version 7      | Table Features                                |                                   |
 
 | Reader Version | Requirement                         | Status |
 | -------------- | ----------------------------------- | ------ |