calc_hist_selectivity calc_hist_selectivity_contained calc_hist_selectivity_contains calc_hist_selectivity_scalar default_tnumber_selectivity get_distance get_position rbound_bsearch tnumber_cachedop tnumber_cachedop_rangeop tnumber_const_to_tbox tnumber_joinsel tnumber_sel tnumber_sel_internal

get_distance() static float8 get_distance ( TypeCacheEntry *  typcache, RangeBound *  bound1, RangeBound *  bound2  ) static Measure distance between two range bounds. Note Function copied from rangetypes_selfuncs.c since it is not exported.