public Query setQueryMetricsEnabled(boolean enabled) {
    this.queryMetricsEnabled = enabled;
    return this;
  }
Enables the return of {@link QueryMetrics} alongside the corresponding result(s) for this query
<p>
This is intended for advanced users who need result-granular, server-side metrics
<p>
Does not work with calls to {@link Table#exists(Get)} and {@link Table#exists(List)}
@param enabled {@code true} to enable collection of per-result query metrics {@code false} to
               disable metrics collection (resulting in {@code null} metrics)
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Query.java