set_cmp set_eq set_ge set_gt set_le set_lt set_ne span_cmp span_eq span_ge span_gt span_le span_lt span_ne spanset_cmp spanset_eq spanset_ge spanset_gt spanset_le spanset_lt spanset_ne

spanset_cmp() int spanset_cmp ( const SpanSet *  ss1, const SpanSet *  ss2  ) Return -1, 0, or 1 depending on whether the first span set is less than, equal, or greater than the second one. Note Function used for B-tree comparison SQL Function: spanset_cmp()