void function ( ) { hasNonNullValue = true ; }
sets the page/column as having a valid non-null value kind of misnomer here concode_field_sep long num_nulls concode_elem_sep boolean hasNonNullValue concode_field_sep boolean isSmallerThan concode_elem_sep T genericGetMin concode_elem_sep void setNumNulls concode_elem_sep boolean isEmpty concode_elem_sep byte[] getMaxBytes concode_elem_sep long getNumNulls concode_elem_sep boolean hasNonNullValue concode_elem_sep void mergeStatisticsMinMax concode_elem_sep Statistics getStatsBasedOnType concode_elem_sep T genericGetMax concode_elem_sep void mergeStatistics concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep byte[] getMinBytes concode_elem_sep void setMinMaxFromBytes concode_elem_sep String toString concode_elem_sep void incrementNumNulls concode_elem_sep void incrementNumNulls concode_elem_sep void updateStats concode_elem_sep void updateStats concode_elem_sep void updateStats concode_elem_sep void updateStats concode_elem_sep void updateStats concode_elem_sep void updateStats