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Class.forName("com.mysql.jdbc.Driver");
Class.forName("com.mysql.jdbc.Driver").newInstance();
JDBC URL ¶¨ÒåÇý¶¯³ÌÐòÓëÊý¾ÝÔ´Ö®¼äµÄÁ¬½Ó
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jdbc:mysql//[hostname][:port]/[dbname][?param1=value1][&param2=value2]….
 
ʾÀý£ºjdbc:mysql://localhost:3306/sample_db?user=root&password=your_password
 
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user                       Óû§Ãû
password                  ÃÜÂë
autoReconnect                  Áª»úʧ°Ü£¬ÊÇ·ñÖØÐÂÁª»ú£¨true/false£©
maxReconnect              ³¢ÊÔÖØÐÂÁª»ú´ÎÊý
initialTimeout               ³¢ÊÔÖØÐÂÁª»ú¼ä¸ô
maxRows                   ´«»Ø×î´óÐÐÊý
useUnicode                 ÊÇ·ñʹÓÃUnicode×ÖÌå±àÂ루true/false£©
characterEncoding          ºÎÖÖ±àÂ루GB2312/UTF-8/…£©
relaxAutocommit            ÊÇ·ñ×Ô¶¯Ìá½»£¨true/false£©
capitalizeTypeNames        Êý¾Ý¶¨ÒåµÄÃû³ÆÒÔ´óд±íʾ
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String url="jdbc:mysql://localhost:3306/sample_db?user=root&password=your_password";
Connection con = DriverManager.getConnection(url);
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Statement stmt = con.createStatem


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DELIMITER $$
CREATE
    FUNCTION `t_girl`
.
`func_rand_string`
(
f_num tinyint
unsigned
,
f_type tinyint
unsigned
)
    RETURNS varchar
(
32)
    BEGIN
       ......

Mysql Explain Ïê½â

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explain < table_name >
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+----+-------------+-------+-------+-------------------+---------+---------+-------+------+-------+
| id | select_type | table | type  | possible_keys     | key ......

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Mysql innodb Îóɾ³ýÊý¾Ý¿âÊÇ·ñ¿É»Ö¸´

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¹¤¾ß: innodb-recovery
Official Website: http://code.google.com/p/innodb-tools/
This set of tools could be used to check InnoDB
tablespaces and to recover data from damaged tablespaces or from
dropped/truncated InnoDB tables.
Õâ¸ö¹¤¾ßÓÃÀ´¼ì²éInnoDB¿Õ¼ä±íºÍ» ......
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