[GitHub] keith-turner commented on a change in pull request #571: Add scanner execution hints #555

[GitBox <gi...@apache.org>]

keith-turner commented on a change in pull request #571: Add scanner execution hints #555
URL: https://github.com/apache/accumulo/pull/571#discussion_r207300117
 
 

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 File path: core/src/main/java/org/apache/accumulo/core/client/ScannerBase.java
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 @@ -286,4 +292,18 @@
    * @since 1.8.0
    */
   String getClassLoaderContext();
+
+  /**
+   * Set hints for the configured {@link ScanPrioritizer} and {@link ScanDispatcher}. These hints
+   * are available on the server side via {@link ScanInfo#getExecutionHints()} Depending on the
+   * configuration, these hints may be ignored. These hints should never impacts what data is
 
 Review comment:
   Should be able to say that as long as iterators are never given access to the hints on the server side.

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