index Unusable
- From: "David" <thump@xxxxxxxxxxxxxxxx>
- To: "Oracle-L" <oracle-l@xxxxxxxxxxxxx>
- Date: Tue, 30 Nov 2004 14:24:13 -0800 (PST)
What would cause the PK column index(on object_id) to become unusable
after the fllowing steps: NO direct import or other such activites that
would def cause this....
alter table ship_objects add temp varchar2(500);
update ship_objects set temp = cmp_crc, cmp_crc = null;
commit;
alter table ship_objects modify (
cmp_armor_hp_maximum varchar2(400),
cmp_armor_hp_current varchar2(400),
cmp_efficiency_general varchar2(400),
cmp_efficiency_eng varchar2(400),
cmp_eng_maintenance varchar2(400),
cmp_mass varchar2(400),
cmp_crc varchar2(500),
cmp_hp_current varchar2(400),
cmp_hp_maximum varchar2(400),
cmp_flags varchar2(400),
weapon_damage_maximum varchar2(400),
weapon_damage_minimum varchar2(400),
weapon_effectiveness_shields varchar2(400),
weapon_effectiveness_armor varchar2(400),
weapon_eng_per_shot varchar2(400),
weapon_refire_rate varchar2(400),
weapon_ammo_current varchar2(400),
weapon_ammo_maximum varchar2(400),
weapon_ammo_type varchar2(400),
cmp_creators varchar2(400));
update ship_objects set cmp_crc = temp;
update version_number set version_number=185, min_version_number=185; commit;
alter table ship_objects drop column temp;
--
..
David
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