sql 7.0的数据库拷贝出来。从装机后数据可以恢复吗？？？怎么恢复请教各位大侠了？？

Posted 2023-04-02

我的系统是win 98 ,因为系统损坏，我怕丢失数据。直接把sql 7.0的数据库拷贝出来。待从装机后数据可以恢复吗？？？怎么恢复请教各位大侠了？？

你重装SQL，打开SQL，把你备份好的数据恢复就行了
步骤：
进入到SQL介面，
右击数据库，
所有任务，
附加数据库就能把数据恢复！ 参考技术A 可以，在企业管理器里面右击数据库->所有任务->附加数据库 参考技术B 只要把 数据库里原来的*.MDF文件一个一个还原到数据库中就可以 参考技术C 上面说的可以，不过也不用那么麻烦，把服务断开后直接拷贝就可以。 参考技术D 可以的 只要你装的还是7．0

sql sql5.sql

1. Retourne les noms, prénoms, rôle et équipe de tous les joueurs, classés dans l’ordre alphabétique par équipe, 
puis par rôle dans l’équipe, puis par nom de famille, puis par prénom.
 
SELECT wiz.lastname, wiz.firstname, pl.role, t.name team FROM player AS pl
JOIN wizard AS wiz ON pl.wizard_id = wiz.id
JOIN team AS t ON pl.team_id = t.id
ORDER BY t.name, pl.role, wiz.lastname, wiz.firstname ASC;

+-----------------+-------------+--------+------------+
| lastname        | firstname   | role   | team       |
+-----------------+-------------+--------+------------+
| Black           | Sirius      | beater | Gryffindor |
| Brown           | Lavender    | beater | Gryffindor |
| Finnigan        | Seamus      | beater | Gryffindor |
| Hagrid          | Rubeus      | beater | Gryffindor |
| Longbottom      | Alice       | beater | Gryffindor |
| McGonagall      | Minerva     | beater | Gryffindor |
| Potter          | Harry       | beater | Gryffindor |
| Potter          | James       | beater | Gryffindor |
| Thomas          | Dean        | beater | Gryffindor |
| Weasley         | Arthur      | beater | Gryffindor |
| Weasley         | Percy       | beater | Gryffindor |
| Bell            | Katie       | chaser | Gryffindor |
| Dumbledore      | Albus       | chaser | Gryffindor |
| Granger         | Hermione    | chaser | Gryffindor |
| J.              | Lily        | chaser | Gryffindor |
| Jordan          | Lee         | chaser | Gryffindor |
| Longbottom      | Augusta     | chaser | Gryffindor |
| Longbottom      | Frank       | chaser | Gryffindor |
| Longbottom      | Neville     | chaser | Gryffindor |
| Pettigrew       | Peter       | chaser | Gryffindor |
| Spinnet         | Alicia      | chaser | Gryffindor |
| Weasley         | George      | chaser | Gryffindor |
| Wood            | Oliver      | chaser | Gryffindor |
|                 | Cadogan     | keeper | Gryffindor |
| Creevey         | Dennis      | keeper | Gryffindor |
| de              | Nicholas    | keeper | Gryffindor |
| Dumbledore      | Aberforth   | keeper | Gryffindor |
| Johnson         | Angelina    | keeper | Gryffindor |
| Weasley         | Ginevra     | keeper | Gryffindor |
| Binns           | Cuthbert    | seeker | Gryffindor |
| Creevey         | Colin       | seeker | Gryffindor |
| Gryffindor      | Godric      | seeker | Gryffindor |
| Vane            | Romilda     | seeker | Gryffindor |
| Weasley         | Fred        | seeker | Gryffindor |
| Weasley         | Ronald      | seeker | Gryffindor |
| Weasley         | William     | seeker | Gryffindor |
| Abbott          | Hannah      | beater | Hufflepuff |
| Finch-Fletchley | Justin      | beater | Hufflepuff |
| Friar           | Fat         | beater | Hufflepuff |
| Smith           | Hepzibah    | beater | Hufflepuff |
| Sprout          | Pomona      | beater | Hufflepuff |
| Tonks           | Nymphadora  | beater | Hufflepuff |
| Bones           | Amelia      | chaser | Hufflepuff |
| Scamander       | Newton      | chaser | Hufflepuff |
| Bones           | Susan       | keeper | Hufflepuff |
| Diggory         | Cedric      | keeper | Hufflepuff |
| Smith           | Zacharias   | keeper | Hufflepuff |
| Hufflepuff      | Helga       | seeker | Hufflepuff |
| Clearwater      | Penelope    | beater | Ravenclaw  |
| Quirrell        | Quirinus    | beater | Ravenclaw  |
| Ravenclaw       | Helena      | beater | Ravenclaw  |
| Warren          | Myrtle      | beater | Ravenclaw  |
| Chang           | Cho         | chaser | Ravenclaw  |
| Edgecombe       | Marietta    | chaser | Ravenclaw  |
| Flitwick        | Filius      | chaser | Ravenclaw  |
| Goldstein       | Anthony     | chaser | Ravenclaw  |
| Lockhart        | Gilderoy    | chaser | Ravenclaw  |
| Lovegood        | Luna        | chaser | Ravenclaw  |
| Lovegood        | Xenophilius | chaser | Ravenclaw  |
| Ollivander      | Garrick     | chaser | Ravenclaw  |
| Corner          | Michael     | seeker | Ravenclaw  |
| Ravenclaw       | Rowena      | seeker | Ravenclaw  |
| Trelawney       | Sybill      | seeker | Ravenclaw  |
| Bulstrode       | Millicent   | beater | Slytherin  |
| Crabbe          | Vincent     | beater | Slytherin  |
| Flint           | Marcus      | beater | Slytherin  |
| Parkinson       | Pansy       | beater | Slytherin  |
| Snape           | Severus     | beater | Slytherin  |
| Zabini          | Blaise      | beater | Slytherin  |
| Baron           | Bloody      | chaser | Slytherin  |
| Lestrange       | Bellatrix   | chaser | Slytherin  |
| Lestrange       | Rodolphus   | chaser | Slytherin  |
| Malfoy          | Draco       | chaser | Slytherin  |
| Malfoy          | Lucius      | chaser | Slytherin  |
| Nigellus        | Phineas     | chaser | Slytherin  |
| Nott            | Theodore    | chaser | Slytherin  |
| Riddle          | Tom         | chaser | Slytherin  |
| Tonks           | Andromeda   | chaser | Slytherin  |
| Black           | Regulus     | keeper | Slytherin  |
| Goyle           | Gregory     | seeker | Slytherin  |
| Lestrange       | Rabastan    | seeker | Slytherin  |
| Malfoy          | Narcissa    | seeker | Slytherin  |
| Slytherin       | Salazar     | seeker | Slytherin  |
| Umbridge        | Dolores     | seeker | Slytherin  |
+-----------------+-------------+--------+------------+


2. Retourne uniquement les prénom et nom des joueurs ayant le rôle de seeker (attrapeur), classés par ordre alphabétique
de nom puis prénom

SELECT firstname, lastname, role, name 
FROM player 
JOIN team ON team.id=player.team_id 
JOIN wizard ON wizard.id=player.wizard_id 
WHERE role="seeker";

+-----------+------------+--------+------------+
| firstname | lastname   | role   | name       |
+-----------+------------+--------+------------+
| Cuthbert  | Binns      | seeker | Gryffindor |
| Michael   | Corner     | seeker | Ravenclaw  |
| Colin     | Creevey    | seeker | Gryffindor |
| Gregory   | Goyle      | seeker | Slytherin  |
| Godric    | Gryffindor | seeker | Gryffindor |
| Helga     | Hufflepuff | seeker | Hufflepuff |
| Rabastan  | Lestrange  | seeker | Slytherin  |
| Narcissa  | Malfoy     | seeker | Slytherin  |
| Rowena    | Ravenclaw  | seeker | Ravenclaw  |
| Salazar   | Slytherin  | seeker | Slytherin  |
| Sybill    | Trelawney  | seeker | Ravenclaw  |
| Dolores   | Umbridge   | seeker | Slytherin  |
| Romilda   | Vane       | seeker | Gryffindor |
| William   | Weasley    | seeker | Gryffindor |
| Fred      | Weasley    | seeker | Gryffindor |
| Ronald    | Weasley    | seeker | Gryffindor |
+-----------+------------+--------+------------+

3. Retourne la liste de tous les sorciers qui ne pratiquent pas le quidditch.

SELECT * FROM wizard WHERE id NOT IN (SELECT wizard_id FROM player);

+----+-----------+----------+
| id | firstname | lastname |
+----+-----------+----------+
|  9 | Terry     | Boot     |
| 15 | Crabbe    |          |
| 45 | Remus     | Lupin    |
| 53 | Padma     | Patil    |
| 54 | Parvati   | Patil    |
| 63 | Demelza   | Robins   |
| 65 | Horace    | Slughorn |
| 80 | Charles   | Weasley  |
| 84 | Molly     | Weasley  |
+----+-----------+----------+