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[ ´ÙÀ½ ±Ûµé ] [ À̾ ±Û¿Ã¸®±â(´äÇϱâ) ] [ ÀÚ¹Ù ¹¯°í ´äÇϱâ ]

±Û¾´ÀÌ :±è±¤¼ö 2000³â 4¿ù 02ÀÏ 02:52:29

DB¿¡¼­ ¼ýÀÚ¸¦ ÀÐ¾î °¡Àå Å«°ª¿¡´Ù 1À» ´õÇؼ­ ¹ÝȯÇϴ°ǵ¥¿ä.
¹ÝȯµÇ´Â °ªÀÌ Ç×»ó 0À̳׿ä. ¹®Á¦´Â ¾ø¾î º¸À̴µ¥¿ä.
¾î¶»°Ô ¼öÁ¤À» ÇؾßÇÏ´ÂÁö µµ¿òÀ» Áֽʽÿä. ±ÞÇÕ´Ï´Ù.


public int getLastNumber()
throws ServletException, IOException
{

int max_number=0;
try {



String query = "SELECT MAX(NUM1) FROM BBSTable";
Statement stmt = con.createStatement();
ResultSet maxrs = stmt.executeQuery( query );
while (maxrs.next()){ // <-- Important !!
max_number = maxrs.getInt("NUM1") + 1;
}
maxrs.close();
stmt.close();
}catch(Exception e) {}


return max_number;


±×¸®°í maxrs.next()°¡ ¹¹ÇÏ´Â °ÇÁö Á» ´õºÒ¾î °¥ÄÑÁÖ½Ã¸é °í¸¿°Ú½À´Ï´Ù.
²À Á» ºÎŹµå·Á¿ä.


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