void foundQuery(boolean foundQuery) {
    // no-op for default output file
  }
Indicates that the following data will be a query result, and the converter should be
activated. Converter will collect the data only if fetchStarted, and foundQuery is true.
@param foundQuery The following data will be a query result (true) or not (false)
beeline/src/java/org/apache/hive/beeline/OutputFile.java