nRowEst0         11759 ext/sqlite3/libsqlite/sqlite3.c   tRowcnt nRowEst0;        /* Non-logarithmic number of rows in the index */
nRowEst0         89671 ext/sqlite3/libsqlite/sqlite3.c       pIdx->nRowEst0 = nRow;
nRowEst0         118625 ext/sqlite3/libsqlite/sqlite3.c         iUpper = p->nRowEst0;