sqlite3SetHasNullFlag 84559 ext/sqlite3/libsqlite/sqlite3.c             sqlite3SetHasNullFlag(v, iTab, *prRhsHasNull);
sqlite3SetHasNullFlag 84834 ext/sqlite3/libsqlite/sqlite3.c     sqlite3SetHasNullFlag(v, pExpr->iTable, rHasNullFlag);