1454   assert( pIdx->nSample>0 );  in whereKeyStats()
1501   nField = MIN(pRec->nField, pIdx->nSample);  in whereKeyStats()
1503   iSample = pIdx->nSample * nField;  in whereKeyStats()
1544       assert( i<pIdx->nSample );  in whereKeyStats()
1554       assert( i<=pIdx->nSample && i>=0 );  in whereKeyStats()
1556       assert( i==pIdx->nSample   in whereKeyStats()
1588     if( i>=pIdx->nSample ){  in whereKeyStats()
1700   int nUpper = p->nSample+1;  in whereRangeSkipScanEst()
1716     nUpper = p2 ? 0 : p->nSample;  in whereRangeSkipScanEst()
1722     for(i=0; rc==SQLITE_OK && i<p->nSample; i++){  in whereRangeSkipScanEst()
1742       int nAdjust = (sqlite3LogEst(p->nSample) - sqlite3LogEst(nDiff));  in whereRangeSkipScanEst()
1816   if( p->nSample>0 && ALWAYS(nEq<p->nSampleCol)  in whereRangeScanEst()
1998   assert( p->nSample>0 );  in whereEqualScanEst()
3033          && pProbe->nSample   in whereLoopAddBtreeIndex()