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id stucode stuaddress sturoom stutime
1 22 35# n502 201005
2 22 35# n502 201007
3 12 45# n501 201005
4 22 35# n502 201005
5 22 35# n502 201005
6 12 45# n501 201009
7 12 65# n401 201010
8 22 35# n502 201005
9 22 34# n502 201005
10 32 35# n512 201005
11 22 34# n502 201007
12 32 55# n512 201009
13 33 55# n512 201009
ÇóÒ»sqlÓï¾äµÃµ½½á¹ûÈçÏÂ:
code address room time
22 35# n502 201007
12 45# n501 201009
32 55# n512 201009
33 55# n512 201009
codeΪ»ù´¡,È»ºó¶Ô±Èaddress+room °ÑÏàͬÌõÄ¿¶àµÄÁôÏÂ,×îºóÖ»ÁôÏÂÒ»Ìõtime×î´óµÄ.
ÔÔòÒ»:22µÄ 35#+n502 ÓÐ4Ìõ, 22µÄ34#+n502 ÓÐ2Ìõ ËùÒÔÁôÏÂ22µÄ 35#+n502,È»ºóÔÙÊ£ÏÂʱ¼ä×î´óµÄÒ»Ìõ
22 35# n502 201007
ÔÔò¶þ:32µÄ55#+n512 ÓÐ1Ìõ, 32µÄ35#+n512ÓÐ1Ìõ Áôʱ¼ä×î´óµÄÒ»Ìõ,Èç¹ûʱ¼äÏàͬÁôid´óµÄ,idΨһ
32 55# n512 201009
[code=SQL][/code]
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