aliasing when changing one field doesnt drop others

common/src/proto/komp_ac.table_validation.rs

@@ -159,6 +159,12 @@ pub struct UpdateFieldValidationRequest {
     pub data_key: ::prost::alloc::string::String,
     #[prost(message, optional, tag = "4")]
     pub validation: ::core::option::Option<FieldValidation>,
+    /// Omitted keeps the legacy full-replacement behavior. Otherwise, only the
+    /// selected FieldValidation properties are changed; selecting an absent
+    /// message property deliberately removes it.
+    #[prost(message, optional, tag = "5")]
+    #[serde(skip)]
+    pub update_mask: ::core::option::Option<::prost_types::FieldMask>,
 }
 #[derive(serde::Serialize, serde::Deserialize)]
 #[derive(Clone, PartialEq, Eq, Hash, ::prost::Message)]