649 static void samplePushPrevious(StatAccum *p, int iChng){  in samplePushPrevious()  argument
654   for(i=(p->nCol-2); i>=iChng; i--){  in samplePushPrevious()
670   if( iChng<p->nMaxEqZero ){  in samplePushPrevious()
673       for(j=iChng; j<p->nCol; j++){  in samplePushPrevious()
677     p->nMaxEqZero = iChng;  in samplePushPrevious()
710   int iChng = sqlite3_value_int(argv[1]);  in statPush()  local
715   assert( iChng<p->nCol );  in statPush()
723     if( p->mxSample ) samplePushPrevious(p, iChng);  in statPush()
728     for(i=0; i<iChng; i++){  in statPush()
731     for(i=iChng; i<p->nCol; i++){  in statPush()
764       if( i>=iChng || sampleIsBetterPost(p, &p->current, &p->aBest[i]) ){  in statPush()