feat: add UUID in Spanner TypeCode enum

Google APIs · copybara-github · commit d46c6c9a8bf2 · 2024-12-10T20:39:49.000-08:00
PiperOrigin-RevId: 704948401
diff --git a/google/spanner/v1/type.proto b/google/spanner/v1/type.proto
@@ -175,6 +175,10 @@ enum TypeCode {
   // For example, `P1Y2M3DT4H5M6.5S` represents time duration of 1 year, 2
   // months, 3 days, 4 hours, 5 minutes, and 6.5 seconds.
   INTERVAL = 16;
+
+  // Encoded as `string`, in lower-case hexa-decimal format, as described
+  // in RFC 9562, section 4.
+  UUID = 17;
 }
 
 // `TypeAnnotationCode` is used as a part of [Type][google.spanner.v1.Type] to
