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|12.9 CREATE DATABASE

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|DB2´Â ÀÌÁ¦ À¯´ÏÄÚµå µ¥ÀÌÅͺ£À̽º¿ë »õ Á¶ÇÕ ¼øÂ÷ Å°¿öµåÀÎ |IDENTITY_16BIT ¹× SQL_CS_IDENTITY_16BIT¸¦ Áö¿øÇÕ´Ï´Ù. |IDENTITY_16BIT°¡ CLP CREATE |DATABASE ¸í·É¿¡ ÁöÁ¤µÇ°Å³ª SQLEDBDESC.SQLDBCSS°¡ |sqlecrea() -- Create Database API¿¡¼­ SQL_CS_IDENTITY_16BIT·Î |¼³Á¤µÈ °æ¿ì, À¯´ÏÄÚµå µ¥ÀÌÅͺ£À̽ºÀÇ ¸ðµç µ¥ÀÌÅÍ´Â |CESU-8 ¼ø¼­·Î ¹è¿­µË´Ï´Ù. CESU-8Àº Compatibility Encoding Scheme for UTF-16: 8-BitÀÇ ¾àÀڷμ­, |º» ¼­ÀûÀÌ ÁýÇ浃 ¹«·Æ À¯´ÏÄÚµå ±â¼ú Äܼҽþö À¥ »çÀÌÆ®(www.unicode.org)¿¡ |ÀÖ´Â Draft Unicode Technical Report #26¿¡ ÇØ´ç ½ºÆåÀÌ Æ÷ÇԵǾî ÀÖ¾ú½À´Ï´Ù. CESU-8´Â |À¯´ÏÄÚµå º¸Á¶ ¹®ÀÚ(Áï, 16ºñÆ® BMP ¶Ç´Â Plane 0 ¿ÜºÎ¿¡ |Á¤ÀÇµÈ ¹®ÀÚ)¸¦ Á¦¿ÜÇÏ°í UTF-8°ú µ¿ÀÏÇÑ 2Áø¼öÀÔ´Ï´Ù. |UTF-8 ÀÎÄÚµù¿¡¼­, º¸Á¶ ¹®ÀÚ´Â ÇϳªÀÇ 4¹ÙÀÌÆ® ½ÃÄö½º·Î |Ç¥ÇöµÇÁö¸¸ CESU-8¿¡¼­ µ¿ÀÏÇÑ ¹®ÀÚ¸¦ Ç¥ÇöÇÏ·Á¸é µÎ °³ÀÇ 3¹ÙÀÌÆ® ½ÃÄö½º°¡ ÇÊ¿äÇÕ´Ï´Ù.

|À¯´ÏÄÚµå µ¥ÀÌÅͺ£À̽º¿¡¼­, CHAR, VARCHAR, LONG VARCHAR, CLOB µ¥ÀÌÅÍ´Â |UTF-8·Î ÀúÀåµÇ°í GRAPHIC, VARGRAPHIC, LONG VARGRAPHIC, DBCLOB µ¥ÀÌÅÍ´Â |UCS-2·Î ÀúÀåµË´Ï´Ù. IDENTITY ¶Ç´Â SQL_CS_NONE ¹è¿­¿¡¼­ |UTF-8 ¹× UCS-2·Î µÈ ±âº»(non-supplementary) ¹®ÀÚ´Â µ¿ÀÏÇÑ 2Áø ¹è¿­À» °¡ÁöÁö¸¸ |UTF-8·Î µÈ º¸Á¶ ¹®ÀÚ´Â UCS-2·Î µÈ µ¿ÀÏÇÑ ¹®ÀÚ¿Í ´Ù¸£°Ô ¹è¿­µË´Ï´Ù. |IDENTITY_16BIT ¶Ç´Â |SQL_CS_IDENTITY_16BIT´Â DB2 À¯´ÏÄÚµå µ¥ÀÌÅͺ£À̽º¿¡ ÀÖ´Â |º¸Á¶ ¹®ÀÚ¿Í ±âº» ¹®ÀÚ¸¦ Æ÷ÇÔÇÑ ¸ðµç ¹®ÀÚ°¡ µ¿ÀÏÇÑ 2Áø ¹è¿­À» °®µµ·Ï ÇØÁÝ´Ï´Ù.


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