ORDER BY, 315, 2496, 2663 maximum sort length, 2664 NULL, 1682 NULL value, 1869 parenthesized query expressions, 2681 window functions, 2428 WITH ROLLUP, 2664 ORDER BY optimization, 1679 order option ndb_select_all, 4404 order-by-primary option mysqldump, 499 ORDER_INDEX, 1799 original_commit_timestamp, 3651 original_commit_timestamp system variable, 3567 original_server_version system variable, 3501 orphan stored objects, 4752 os-load option ndb_top, 4426 Out of resources error and partitioned tables, 4716 OUT parameter condition handling, 2833 out-dir option comp_err, 396 out-file option comp_err, 396 out-of-range handling, 2019 outer joins optimizing, 1667 OUTFILE, 2669 output-type option ndb_import, 4329 output-workers option ndb_import, 4330 OVER clause window functions, 2426 over-aligned type storage, 233 overflow handling, 2019 overflow page, 6173 Overlaps() removed features, 45 OverloadLimit, 4222, 4229 overview, 1 packages list of, 90 pad attribute collations, 1957, 2040, 2187 PAD SPACE collations, 1957, 1971, 2040 PAD_CHAR_TO_FULL_LENGTH deprecated features, 40 P 5500