mike-tr-adamson commented on code in PR #2673:
URL: https://github.com/apache/cassandra/pull/2673#discussion_r1368576593


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src/java/org/apache/cassandra/cql3/statements/SelectStatement.java:
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@@ -109,6 +112,15 @@ public class SelectStatement implements 
CQLStatement.SingleKeyspaceCqlStatement
     private static final NoSpamLogger noSpamLogger = 
NoSpamLogger.getLogger(SelectStatement.logger, 1, TimeUnit.MINUTES);
 
     public static final int DEFAULT_PAGE_SIZE = 10000;
+    public static final String TOPK_CONSISTENCY_LEVEL_ERROR = "Top-K queries 
can only be run with consistency level ONE/LOCAL_ONE. Consistency level %s was 
used.";
+    public static final String TOPK_LIMIT_ERROR = "Top-K queries must have a 
limit specified and the limit must be less than the query page size";
+    public static final String TOPK_PARTITION_LIMIT_ERROR = "Top-K queries do 
not support per-partition limits";
+    public static final String TOPK_AGGREGATION_ERROR = "Top-K queries can not 
be run with aggregation";
+    public static final String TOPK_CONSISTENCY_LEVEL_WARNING = "Top-K queries 
can only be run with consistency level ONE " +
+                                                                "/ LOCAL_ONE / 
NODE_LOCAL. Consistency level %s was used. " +
+                                                                "Downgrading 
to consistency level %s.";

Review Comment:
   Ok, I've changed this in the code to check for `NODE_LOCAL` as well and I've 
changed the warning message to make it clearer.



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