Make sure the query planner knows that the PRIMARY KEY index of a

WITHOUT ROWID table is always a covering index.

FossilOrigin-Name: 03e7019e14255dbeb85bb299569c82ef48ac4a98

src/build.c

@@ -1658,6 +1658,7 @@ static void convertToWithoutRowidTable(Parse *pParse, Table *pTab){
   }else{
     pPk = sqlite3PrimaryKeyIndex(pTab);
   }
+  pPk->isCovering = 1;
   assert( pPk!=0 );
   nPk = pPk->nKeyCol;