yuqi1129 commented on code in PR #11079:
URL: https://github.com/apache/gravitino/pull/11079#discussion_r3240455871
##########
docs/security/how-to-authenticate.md:
##########
@@ -72,6 +72,143 @@ GravitinoClient client = GravitinoClient.builder(uri)
.build();
```
+#### OAuth 2.0 token refresh for Iceberg REST clients
+
+When Gravitino is used as an Iceberg REST Catalog (IRC), some query engines
may encounter OAuth 2.0 token refresh issues.
+This usually occurs when the identity provider does not support token
exchange, or when a child authentication session inherits the parent session's
expiration time.
+
+For the native Apache Iceberg OAuth 2.0 implementation, the following upstream
improvement is relevant:
+
+| Version | Change |
+| --- | --- |
Review Comment:
Format the table.
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