OP_NullRow       3585 ext/pdo_sqlite/sqlite/src/vdbe.c case OP_NullRow: {        /* no-push */
OP_NullRow       2685 ext/pdo_sqlite/sqlite/src/where.c       sqlite3VdbeAddOp(v, OP_NullRow, pTabList->a[i].iCursor, 0);
OP_NullRow       2687 ext/pdo_sqlite/sqlite/src/where.c         sqlite3VdbeAddOp(v, OP_NullRow, pLevel->iIdxCur, 0);
OP_NullRow       2743 ext/pdo_sqlite/sqlite/src/where.c         }else if( pOp->opcode==OP_NullRow ){
OP_NullRow       3308 ext/sqlite/libsqlite/src/vdbe.c case OP_NullRow: {
OP_NullRow       1210 ext/sqlite/libsqlite/src/where.c       sqliteVdbeAddOp(v, OP_NullRow, pTabList->a[i].iCursor, 0);
OP_NullRow       1212 ext/sqlite/libsqlite/src/where.c         sqliteVdbeAddOp(v, OP_NullRow, pLevel->iCur, 0);