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mysql updateÓï¾ä Çë½Ì¸÷λ¸ç¸ç - PHP / »ù´¡±à³Ì

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 $result = mysql_query ( select 'infor' from 'table' where 'id' = 99 ); 
 
$result = $result['infor'] + "ÐèÒªÌí¼ÓµÄÄÚÈÝ" £»

//¸üÐÂ
update `table` set `infor`= `infor`+ $result where 'id' = 99 ;


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update `table` set `infor`= concat(infor,"ÐèÒªÌí¼ÓµÄÄÚÈÝ") where id= 99 ;


update `table` set `infor`= concat(infor,"ÐèÒªÌí¼ÓµÄÄÚÈÝ") where id= 99 ;

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PHP code:

//·½·¨Ò»
//´ó¸ÅÊÇÕâ¾ä£¬Ê״βåÈ룬µÚ¶þ´ÎÊǸüÐÂ
insert into story (id,infor) values(99,'ÐèÒªÌí¼ÓµÄÄÚÈÝ') on duplicate key update set infor = concat(infor,'ÐèÒªÌí¼ÓµÄÄÚÈÝ') ;
//·½·¨¶þ
update `table` set `infor`= concat(infor,"ÐèÒªÌí¼ÓµÄÄÚÈÝ") where id= 99 ;





SQL code:

mysql> select * from tb1;
+----+------+
| id | str |
+----+------+
| 1 | abc |
+----+------+
1 row in set (0.00 sec)

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