iChildKey        98997 ext/sqlite3/libsqlite/sqlite3.c     int iChildKey = p->aCol[i].iFrom;
iChildKey        98998 ext/sqlite3/libsqlite/sqlite3.c     if( aChange[iChildKey]>=0 ) return 1;
iChildKey        98999 ext/sqlite3/libsqlite/sqlite3.c     if( iChildKey==pTab->iPKey && bChngRowid ) return 1;