filer: add conditional update preconditions (#8647)

* filer: add conditional update preconditions * iceberg: tighten metadata CAS preconditions
2026-03-16 12:33:32 -07:00
parent 61d6f2608e
commit acea36a181
7 changed files with 254 additions and 100 deletions
--- a/other/java/client/src/main/proto/filer.proto
+++ b/other/java/client/src/main/proto/filer.proto
@@ -213,6 +213,7 @@ message UpdateEntryRequest {
    Entry entry = 2;
    bool is_from_other_cluster = 3;
    repeated int32 signatures = 4;
+    map<string, bytes> expected_extended = 5;
 }
 message UpdateEntryResponse {
    SubscribeMetadataResponse metadata_event = 1;