float8_qsort_cmp Span_analyze span_compute_stats span_compute_stats_generic

span_compute_stats() static void span_compute_stats ( VacAttrStats *  stats, AnalyzeAttrFetchFunc  fetchfunc, int  samplerows, double  totalrows  ) static Compute statistics for set, span, and span set columns. Parameters [in] stats Structure storing statistics information [in] fetchfunc Fetch function [in] samplerows Number of sample rows [in] totalrows Total number of rows