arina-ielchiieva commented on a change in pull request #1482: DRILL-6762: 
Dynamic UDFs registered on 1 Drillbit not visible on others
URL: https://github.com/apache/drill/pull/1482#discussion_r221192929
 
 

 ##########
 File path: 
exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/registry/RemoteFunctionRegistry.java
 ##########
 @@ -84,6 +84,7 @@
   private static final String registry_path = "registry";
   private static final org.slf4j.Logger logger = 
org.slf4j.LoggerFactory.getLogger(RemoteFunctionRegistry.class);
   private static final ObjectMapper mapper = new 
ObjectMapper().enable(INDENT_OUTPUT);
+  public static final int UNREACHABLE = Integer.MIN_VALUE;
 
 Review comment:
   I would suggest we have all versions in int since ZK versioning is always in 
int.
   

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