# include "../ingres.h" # include "../access.h" /* ** Delete - delete the tuple specified by tid ** ** Delete removes the tuple specified by tid ** and reclaims the tuple space. ** ** returns: ** <0 fatal error ** 0 success ** 2 tuple specified by tid aleady deleted */ delete(dx, tidx) struct descriptor *dx; struct tup_id *tidx; { register struct descriptor *d; register struct tup_id *tid; register int i; d = dx; tid = tidx; # ifdef xATR1 if (tTf(91, 0)) { printf("delete: %.14s,", d->relid); dumptid(tid); } # endif if (i = get_page(d, tid)) return (i); if (i = invalid(tid)) return (i); i = tup_len(tid); del_tuple(tid, i); d->reladds--; return (0); }