public long startQuery() {
    stats.incInt(queryInProgressId, 1);
    sendStats.incInt(querySendInProgressId, 1);
    startClientOp();
    return getStatTime();
  }
Records that the specified query is starting
<p>
Note: for every call of this method the caller must also call {@link #endQuerySend} and
{@link #endQuery}.

@return the start time of this query
geode-core/src/main/java/org/apache/geode/cache/client/internal/ConnectionStats.java