(ߣ) !] 

ƺ㸶 ٰŷ ǽļ ȿ Ͼ
Ÿó ϰڽϴ

忡 Ÿ 3 ֽϴ
> ܺηκ _Ÿ
>Ǿ ִ _Ÿ
>ó ߿ ִ _Ÿ

3 _Ÿ ׻ Ư_ҿ Ű(schema)
Ʋ Ͽ ּҴ ϴ
|--------------| -------------------------|-------------|-1_ǿ
|                       |                                         |_____________|-2_ǿ
|                       |                                         |_____________|-3_ǿ
|                    |                                         |_____________|-4_ٶǿ
|                       |                                         |_____________|-5_ǰ
|                       |                                         |_____________|-6_ǰ
|                       |                                         |___________|-7_ǰ
|                    |                                         |_____________|-8_ǰ
|                       |                                         |_____________|-9_ǰ
|                       |                                         |_____________|-10_
|                       |                                         |_____________|-11_Ҹ
|                    |                                         |_____________|-12_
|                       |           Ư_             |_____Ű______|-13_
|                       |              (register)              |_____________|-14_
|                       |                                         |_____________|-15_
|                    |                                         |_____________|-16_
|                       |                                         |_____________|-17_
|                       |                                         |_____________|-18_
|                       |                                         |___________|-19_ǿ
|                    |                                         |_____________|-20_ǾϽ
|                       |                                         |_____________|-21_ǾϽ
|                       |                                         |_____________|-22_ǰ
|                       |                                         |_____________|-23_Ǻε巯
|         Ÿ           |                                         |_____________|-24_
|                       |                                         |_____________|-25_
|                       |                                         |_____________|-26_
|                       |                                         |_____________|-27_
|______________|__________________________|_____________|-28_
̰ _row ¸ ϰ Ͻϰ ֽϴ
8__row Ű(schema) ġ ߱ ؼ
ԽѼ ׻ 28 ϰ ֽϴ

ٿ óϴ
ϰ ؾմϴ մϴ٤

Ϲ_Ÿó ڽϴ
>տ ó ϴ
>'_' ϴ
>Ÿ ɴϴ
(Ÿ_ Ű ֽϴ)
> ٰ ϴ
>Ű(schema) ؼ Ÿ ޾ƵԴϴ
> Ž_ٰ ϴ
>_DBȿ ִ _̺ ֽ _ оԴϴ
>޾Ƶ '_Ÿ_' Ǿִ '_Ÿ_' մϴ
((value)'̶ 'ũ' Ǵ '' մϴ)
≯ ߰մϴ!
> ȸϷ 屸 ߻ŵϴ
>౹ ޷ϴ
̻ Ϲ_Ÿó ſ ϰ 캸ҽϴ

< >
 '(value)' /̵/ǰ/ó/ɱ?
ϰ ִ 28 Ī Ͻð
>1-18 '_(;) '(value;ũ/)
>19-28' '_(;) '(value;ũ/)
ֽϴ

< _ ó>
'' 'ó'մϴ
'ó' /ϱ///ϱԴϴ

ݵ
'ó'մϴ
ܺηκ _Ÿ ּҴ '5_ǰ_' ڸ~

>_DataBank>_DB>_̺>_>5_ǰ_
̷ ˴ϴ

̷ ̹ ˰ ֽϴ!

׷ Ǿ ִ _Ÿ
>_DataBank>_DB>_̺>_ оٰ
Ű '
Ǿִ_5_ǰ_' 'ݵ 5_ǰ_'
óմϴ

ؼ '
_ ' ǹ̰ üȭ/ȭ ˴ϴ
Ʋ ̶ Ʋ   ˴ϴ
(̳ DataBase_ڷ
ٽɿԴϴ)

ö(ߣ) ̸ϴ!

<>
1_ǿҿ ܴ ˴ϴ
(;318)

( -9;ָ--->0;óǪǪ--->+9;ݰóܴ)

'' 帰 '' մϴ

ģ þӴϸ ٸ ƺ㸶
ϰڽϴ

'ģ'信 ۵ 1_ǿҶ
'þӴ'信 ۵ 1_ǿҶ Ʋ Դϴ
ģ -5 þӴ +5 ɼ ֽϴ

۵Ҷ ѻ '_' ̴ Ƿ
()ص ģ þӴϴ ϴ'
' ϸ Ҽ ̴ ؼ ϴ'

̷ غϷ ؾ ұ?()

(2010.2.8)
 
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