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PHP¾ð¾î·Î ¸¸µé¼ö ÀÖ´Â ÇÁ·Î±×·¥À̳ª
¸¸µé¾îÁ®ÀÖ´Â ÇÁ·Î±×·¥ÀÇ 95%´Â DB¿Í ¿¬µ¿ÇÏ´Â ÇÁ·Î±×·¥ÀÔ´Ï´Ù.
Áß¿äÇѺκÐÀÔ´Ï´Ù.
MySQL µ¥ÀÌÅͺ£À̽º °ü·Ã PHPÇÔ¼ö
mysql_connect();
--MySQL ¼¹ö¿¡ Á¢¼ÓÇÏ´Â ÇÔ¼ö
mysql_select_db();
--MySQL µ¥ÀÌÅͺ£À̽º¸¦ ¼±ÅÃÇÏ´Â ÇÔ¼ö
mysql_query();
--MySQL ¼¹ö¿¡ query¸¦ º¸³½ÈÄ ½ÇÇà½ÃÅ°´Â ÇÔ¼ö
mysql_fetch_array();
--Äõ¸® ½ÇÇàÈÄ °á°ú¸¦ ÇʵåÀ̸§»öÀÎ ¶Ç´Â ¼ýÀÚ»öÀÎÀ¸·Î µÈ ¹è¿·Î ¹ÝȯÇÏ´Â ÇÔ¼ö
mysql_free_result();
--°á°ú°ªÀ» Á¦°Å(ÇØü)ÇÏ´Â ÇÔ¼ö
mysql_close();
--MySQL Á¢¼ÓÀ» ´Ý´Â ÇÔ¼ö
mysql_connect() ÇÔ¼ö ¿¹Á¦
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
if ($link)
echo "¿¬°á¼º°ø";
else
echo "¿¬°á½ÇÆÐ";
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
¡Ø localhostÀ» ½á³õ´ÂºÎºÐÀº ÇØ´ç MySQL¼¹ö°¡ ÀÖ´Â À§Ä¡¸¦ ¸»ÇÑ´Ù.
ÇØ´ç ¼¹ö¿¡ MySQL¼¹ö°¡ ÀÖ´Ù¸é localhostÀ» ¾²Áö¸¸ ´Ù¸¥°÷¿¡ ÀÖ´À´Ù¸é ÇØ´ç ip³ª µµ¸ÞÀÎÀ» ¾¹´Ï´Ù.
mysql_select_db() ÇÔ¼ö ¿¹Á¦
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
mysql_select_db("byc",$link);
//¸µÅ© ½Äº°ÀÚ°ªÀ¸·Î ÀÌ¿ëÇÏ¿© »ç¿ë°¡´ÉÇÑ µ¥ÀÌÅͺ£À̽º¸¦ ¼±ÅÃÇÑ´Ù.
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
¡Ø or die("Ãâ·ÂÇÒ³»¿ë"); À» mysql°ü·ÃÇÔ¼ö ¸ðµÎÀÇ µÚ¿¡ ºÙÀ̸é
mysql°ü·ÃÇÔ¼ö°¡ ¿¡·¯³ª¸é ¿¡·¯ ¸Þ¼¼Áö¸¦ Ãâ·ÂÇÏÁö ¾Ê°í "Ãâ·ÂÇÒ³»¿ë"ÀÌ È¸é¿¡ Ãâ·ÂµÈ´Ù.
ex > mysql_select_db("byc",$link) or die("¿¡·¯ÀÔ´Ï´Ù.^^");
mysql_query() ÇÔ¼ö ¿¹Á¦
select query
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
//¸µÅ© ½Äº°ÀÚ°ªÀ¸·Î ÀÌ¿ëÇÏ¿© »ç¿ë°¡´ÉÇÑ µ¥ÀÌÅͺ£À̽º¸¦ ¼±ÅÃÇÑ´Ù.
$qry_chk = mysql_query(" select * from pet3 ",$link);
//# ¸µÅ©½Äº°ÀÚ·Î ¿¬°áµÈ DB¿¡ query¸¦ º¸³½ÈÄ ÇØ´ç MySQL¿¡¼ ½ÇÇà½ÃŲ´Ù. #//
//# ¸µÅ©½Äº°ÀÚ¸¦ ÀÔ·ÂÇÏÁö ¾ÊÀ¸¸é °¡Àå ÃÖ±Ù¿¡ ¿¾îÁø ¸µÅ©½Äº°ÀÚ¸¦ ÀÚµ¿À¸·Î »ç¿ëÇÏ°Ô µÈ´Ù. #//
//# SELECT¹®,INSERT¹®,UPDATE¹®,DELETE¹® ¸ðµÎ »ç¿ëÇÏ´Ù.
//# ¸®ÅϵǴ °ªÀº ¼º°øÀ̸é Âü(TRUE), °ÅÁþÀÌ¸é °ÅÁþ(FALSE)À» ¸®ÅÏÇÑ´Ù. #//
if($qry_chk)
echo "½ÇÇà ¼º°ø";
else
echo "½ÇÇà ½ÇÆÐ";
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
insert query
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
//¸µÅ© ½Äº°ÀÚ°ªÀ¸·Î ÀÌ¿ëÇÏ¿© »ç¿ë°¡´ÉÇÑ µ¥ÀÌÅͺ£À̽º¸¦ ¼±ÅÃÇÑ´Ù.
$qry_chk = mysql_query(" insert into pet3 values('jun','lee','sik','0','1988-02-01',12,13) ",$link);
//# ¸µÅ©½Äº°ÀÚ·Î ¿¬°áµÈ DB¿¡ query¸¦ º¸³½ÈÄ ÇØ´ç MySQL¿¡¼ ½ÇÇà½ÃŲ´Ù. #//
//# ¸µÅ©½Äº°ÀÚ¸¦ ÀÔ·ÂÇÏÁö ¾ÊÀ¸¸é °¡Àå ÃÖ±Ù¿¡ ¿¾îÁø ¸µÅ©½Äº°ÀÚ¸¦ ÀÚµ¿À¸·Î »ç¿ëÇÏ°Ô µÈ´Ù. #//
//# SELECT¹®,INSERT¹®,UPDATE¹®,DELETE¹® ¸ðµÎ »ç¿ëÇÏ´Ù.
//# ¸®ÅϵǴ °ªÀº ¼º°øÀ̸é Âü(TRUE), °ÅÁþÀÌ¸é °ÅÁþ(FALSE)À» ¸®ÅÏÇÑ´Ù. #//
if($qry_chk)
echo "½ÇÇà ¼º°ø";
else
echo "½ÇÇà ½ÇÆÐ";
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
¡Ø ÆĶõ»öÀº ÁÖ¼®ÀÔ´Ï´Ù. ÄÚµùÇÏÁö ¾Ê¾Æµµ µÇ»ï
mysql_query() ÇÔ¼ö ¿¹Á¦
update query
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
//¸µÅ© ½Äº°ÀÚ°ªÀ¸·Î ÀÌ¿ëÇÏ¿© »ç¿ë°¡´ÉÇÑ µ¥ÀÌÅͺ£À̽º¸¦ ¼±ÅÃÇÑ´Ù.
$qry_chk = mysql_query(" update pet3 set owner = 'haha' where name = 'lee' ",$link);
//# ¸µÅ©½Äº°ÀÚ·Î ¿¬°áµÈ DB¿¡ query¸¦ º¸³½ÈÄ ÇØ´ç MySQL¿¡¼ ½ÇÇà½ÃŲ´Ù. #//
//# ¸µÅ©½Äº°ÀÚ¸¦ ÀÔ·ÂÇÏÁö ¾ÊÀ¸¸é °¡Àå ÃÖ±Ù¿¡ ¿¾îÁø ¸µÅ©½Äº°ÀÚ¸¦ ÀÚµ¿À¸·Î »ç¿ëÇÏ°Ô µÈ´Ù. #//
//# SELECT¹®,INSERT¹®,UPDATE¹®,DELETE¹® ¸ðµÎ »ç¿ëÇÏ´Ù.
//# ¸®ÅϵǴ °ªÀº ¼º°øÀ̸é Âü(TRUE), °ÅÁþÀÌ¸é °ÅÁþ(FALSE)À» ¸®ÅÏÇÑ´Ù. #//
if($qry_chk)
echo "½ÇÇà ¼º°ø";
else
echo "½ÇÇà ½ÇÆÐ";
mysql_close($link);
//# MySQL Á¢¼ÓÇØü #//
?>
delete query
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
//¸µÅ© ½Äº°ÀÚ°ªÀ¸·Î ÀÌ¿ëÇÏ¿© »ç¿ë°¡´ÉÇÑ µ¥ÀÌÅͺ£À̽º¸¦ ¼±ÅÃÇÑ´Ù.
$qry_chk = mysql_query(" delete from pet3 where name = 'jun' ",$link);
//# ¸µÅ©½Äº°ÀÚ·Î ¿¬°áµÈ DB¿¡ query¸¦ º¸³½ÈÄ ÇØ´ç MySQL¿¡¼ ½ÇÇà½ÃŲ´Ù. #//
//# ¸µÅ©½Äº°ÀÚ¸¦ ÀÔ·ÂÇÏÁö ¾ÊÀ¸¸é °¡Àå ÃÖ±Ù¿¡ ¿¾îÁø ¸µÅ©½Äº°ÀÚ¸¦ ÀÚµ¿À¸·Î »ç¿ëÇÏ°Ô µÈ´Ù. #//
//# SELECT¹®,INSERT¹®,UPDATE¹®,DELETE¹® ¸ðµÎ »ç¿ëÇÏ´Ù.
//# ¸®ÅϵǴ °ªÀº ¼º°øÀ̸é Âü(TRUE), °ÅÁþÀÌ¸é °ÅÁþ(FALSE)À» ¸®ÅÏÇÑ´Ù. #//
if($qry_chk)
echo "½ÇÇà ¼º°ø";
else
echo "½ÇÇà ½ÇÆÐ";
mysql_close($link);
//# MySQL Á¢¼ÓÇØü #//
?>
mysql_fetch_array() ÇÔ¼ö ¿¹Á¦
Äõ¸® ½ÇÇàÈÄ °á°ú¸¦ Çʵå¸í »öÀÎ ¶Ç´Â ¼ýÀÚ »öÀÎÀ¸·Î µÈ ¹è¿ÇüÅ·Π¹ÝȯÇÏ´Â ÇÔ¼öÀÔ´Ï´Ù.
INSERT, UPDATE, DELETE ´Â °á°ú µ¥ÀÌŸ°¡ ¾ø½À´Ï´Ù.
¿Ö³ÄÇÏ¸é ½ÇÇàÈÄ °á°ú°¡ ³ª¿ÀÁö ¾Ê±â ¶§¹®ÀÔ´Ï´Ù.
ÇÏÁö¸¸ SELECT ´Â Äõ¸®½ÇÇàÈÄ °á°ú°¡ Ãâ·ÂµÇ¸ç
ÀÌ·¸°Ô Ãâ·ÂµÈ µ¥ÀÌŸ¸¦ PHPÆÄÀÏ¿¡¼ ó¸®Çؼ ºê¶ó¿ìÀú¿¡°Ô Ãâ·ÂÇÏ°Ô µË´Ï´Ù.
°á°ú µ¥ÀÌŸ¼Â¿¡¼ ù¹ø° ·¹ÄÚµåÀÇ ´ÜÀÏ Ä÷³Á¤º¸¸¦ Ãâ·ÂÇϱâ
<?
$link = mysql_connect("localhost","byc","freely21c");
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
$qry_result = mysql_query(" select * from pet3 ",$link);
$qry_row = mysql_fetch_array($qry_result);
//# $qry_result º¯¼ö°ª¿¡¼ select Äõ¸®ÀÇ °á°ú ·¹ÄÚµåµîÁß Ã¹¹ø° ·¹Äڵ带 ÇÑÁÙ°¡Á®¿Í¼
//# ¹è¿ÇüÅ·Π$qry_rowº¯¼ö¿¡ ³Ö½À´Ï´Ù.
echo $qry_row["name"];
//# ´ëÀÔÇÑ ¹è¿º¯¼ö¿¡¼ Ãâ·ÂÇÒ ´ÜÀÏ Ä÷³¸íÀ» ÀÌ¿ëÇØ µ¥ÀÌŸ¸¦ Ãâ·ÂÇÑ´Ù.
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
°á°ú µ¥ÀÌŸ¼Â¿¡¼ ù¹ø° ·¹ÄÚµåÀÇ ¸ðµç Ä÷³Á¤º¸¸¦ Ãâ·ÂÇϱâ
<?
$link = mysql_connect("localhost","byc","freely21c");
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
$qry_result = mysql_query(" select * from pet3 ",$link);
$qry_row = mysql_fetch_array($qry_result);
//# $qry_result º¯¼ö°ª¿¡¼ select Äõ¸®ÀÇ °á°ú ·¹ÄÚµåµîÁß Ã¹¹ø° ·¹Äڵ带 ÇÑÁÙ°¡Á®¿Í¼
//# ¹è¿ÇüÅ·Π$qry_rowº¯¼ö¿¡ ³Ö½À´Ï´Ù.
echo $qry_row["name"] . " " . $qry_row["owner"] . " " . $qry_row["jong"] . " " . $qry_row["sex"] . " " . $qry_row["birth"];
//# ´ëÀÔÇÑ ¹è¿º¯¼ö¿¡¼ Ãâ·ÂÇÒ ¿©·¯ Ä÷³¸íÀ» ÀÌ¿ëÇØ µ¥ÀÌŸ¸¦ Ãâ·ÂÇÑ´Ù.
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
°á°úµ¥ÀÌŸ¼Â¿¡¼ ¸ðµç ·¹ÄÚµåÀÇ ¸ðµç Ä÷³Á¤º¸¸¦ Ãâ·ÂÇϱâ
<?
$link = mysql_connect("localhost","byc","freely21c");
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
$qry_result = mysql_query(" select * from pet3 ",$link);
//# $qry_result º¯¼ö°ª¿¡¼ select Äõ¸®ÀÇ °á°ú ·¹Äڵ带 ù¹ø°ºÎÅÍ Çϳª¾¿ °¡Á®¿Â´Ù.
ù¹ø° ·¹Äڵ带 ÇÑÁÙ°¡Á®¿Í¼
//# ¹è¿ÇüÅ·Π$qry_rowº¯¼ö¿¡ ³Ö½À´Ï´Ù.
//# while ¹Ýº¹¹®À¸·Î Á¶È¸°á°ú¸¦ ÇÑ ·Î¿ì¾¿ »Ì¾Æ¿Â´Ù.
//# ·Î¿ì°á°ú°¡ ¾øÀ»¶§±îÁö ¹Ýº¹Çؼ ½ÇÇàÇÕ´Ï´Ù.
while($qry_row = mysql_fetch_array($qry_result))
{
echo $qry_row["name"] . " " . $qry_row["owner"] . "<br>";
echo $qry_row["jong"] . " " . $qry_row["sex"] . " " . $qry_row["birth"] . "<br>";
}
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
mysql_free_result() ÇÔ¼ö ¿¹Á¦
°á°ú°ª(result)À» Á¦°Å(ÇØü)ÇÏ´Â ÇÔ¼ö
<?
$link = mysql_connect("localhost","byc","freely21c");
mysql_select_db("byc",$link) or die("µ¥ÀÌÅͺ£À̽º¸¦ À߸ø¼±ÅÃÇÏ¿´½À´Ï´Ù.");
$qry_result = mysql_query(" select * from pet3 ",$link);
//# $qry_result º¯¼ö°ª¿¡¼ select Äõ¸®ÀÇ °á°ú ·¹ÄÚµåµîÁß Ã¹¹ø° ·¹Äڵ带 ÇÑÁÙ°¡Á®¿Í¼
//# ¹è¿ÇüÅ·Π$qry_rowº¯¼ö¿¡ ³Ö½À´Ï´Ù.
$qry_row = mysql_fetch_array($qry_result);
//# mysql_queryÇÔ¼öÀÇ ¸®ÅÏ°ªÀÎ result(µ¥ÀÌŸ¼Â)¿¡ ³»¿ëÀ» ¸ðµÎ Á¦°ÅÇÑ´Ù.
//# »ç½Ç ¾ÈÇØÁà¾ß µÇÁö¸¸ ÀÌ·±°Ô Àִٴ°ÍÀ» ¾Ë¾ÆµÎÀÚ.
mysql_free_result($qry_result);
//# MySQL Á¢¼ÓÇØü #//
mysql_close($link);
?>
mysql_close() ÇÔ¼ö ¿¹Á¦
MySQL Á¢¼ÓÀ» ´Ý´Â ÇÔ¼ö
<?
$link = mysql_connect("localhost","byc","freely21c");
//# MySQL ¼¹ö¿¡ Á¢¼Ó #//
// Á¢¼Ó¿¡ ¼º°øÇϸé $linkº¯¼ö¿¡´Â DB¿¬°á¿¡ ´ëÇÑ ¸µÅ©½Äº°ÀÚ °ªÀÌ µé¾î°¡¸ç Á¢¼Ó¿¡ ½ÇÆÐÇϸé
// ¾Æ¹«°ªµµ µé¾î°¡Áö ¾Ê´Â´Ù.
mysql_close($link);
//# MySQL Á¢¼ÓÇØü #//
//# »ç½Ç mysql_close()ÇÔ¼öµµ ¸¶Áö¸· ºÎºÐ¿¡¼ ÀÚµ¿À¸·Î Á¾·áµÇ±â
//# ¶§¹®¿¡ »ç¿ëÇÒ ÇÊ¿ä°¡ ¾ø´Ù.
?>
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