static ColumnStat PrestoFormatConvert(PrestoColumnStats stat_in, int nRows) { ColumnStat stat = new ColumnStat(); stat.nullfrac_ = (double)stat_in.nullsCount / (double)nRows; stat.n_rows_ = (ulong)nRows; stat.n_distinct_ = (ulong)stat_in.distinctValuesCount; stat.mcv_ = null; stat.hist_ = null; return(stat); }
static ColumnStat PrestoFormatConvert(PrestoColumnStats stat_in, int nRows) { ColumnStat stat = new ColumnStat { nullfrac_ = (double)stat_in.nullsCount_ / (double)nRows, n_rows_ = (ulong)nRows, n_distinct_ = (ulong)stat_in.distinctValuesCount_, mcv_ = null, hist_ = null }; return(stat); }