Github user paul-rogers commented on a diff in the pull request: https://github.com/apache/drill/pull/574#discussion_r80539844 --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/FunctionImplementationRegistry.java --- @@ -120,9 +129,9 @@ public FunctionImplementationRegistry(DrillConfig config, ScanResult classpathSc * Register functions in given operator table. * @param operatorTable */ - public void register(DrillOperatorTable operatorTable) { + public void register(DrillOperatorTable operatorTable, AtomicLong version) { --- End diff -- Perhaps describe the semantics (purpose) of the atomic long. Is this for function versioning? If so, perhaps add a description of how this works to the Javadoc comment for this class so that the reader understands what's happening.
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