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1.select max(id) from user;
2.select last_insert_id() as id from user limit 1; 
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oracelÖÐ
create sequence seqID
minvalue 1
maxvalue 999999999999999999999999999
start with 1
increment by 1
nocache
order;
create or replace procedure sp_insert(aName int,rst out int) is
begin
  insert into tablename(id,name) values(seqID.nextval,aName);
  rst:=seqID.currval;
end;
2£©mysqlÖÐʵÏÖ
DELIMITER $$
DROP PROCEDURE IF EXISTS `test` $$
CREATE DEFINER=`root`@`localhost` PROCEDURE `test`(in name varchar(100),out oid int)
BEGIN
  insert into user(loginname) values(name);
  select max(id) from user into oid;
  select oid;
END $$
DELIMITER ;
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call test('gg',@id);
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ÇëÔ¸Ê鵨ַ£ºhttp://helpmysql.org/cn/petition
Ç×°®µÄÕü¾ÈMySQLµÄÖйúÇ©ÃûÖ§³ÖÕß:
    Å·ÃË¿ÉÄÜÎÞ·¨Õü¾ÈMySQL, ÖйúºÍ¶íÂÞ˹¿ÉÄÜÊÇÕü¾ÈMySQLµÄÏ£ÍûÖ®ËùÔÚ¡£ÖйúÓµÓÐÇ¿´ó¡¢¶ÀÁ¢ÒÔ¼°×ÔÐŵ ......

MySQL Cluster Configuration — Basic Example


To support MySQL Cluster, you will need to update
my.cnf
as shown in the following example.
You may also specify these parameters on the command line when
invoking the executables.

Note
The options shown here should not be confused with thos ......

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ʲôÊÇC2¼¶°²È«ÐÔ£¿°²È«ÐԵķÖÀàÊÇÔõÑùµÄ£¿(2008-01-30 17:04:39)
  
DÀࣺ×îµÍ±£»¤£¬±£Áô¸ø²»ÄÜͨ¹ý¸ü¸ß¼¶±ð¼ì²éµÄϵͳ
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mysql ÖеÄ×Ö·û´®Á¬½Ó CONCAT(str1,str2,...)

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mysql> select CONCAT('My', 'S', 'QL');
-> 'MySQL'
mysql> select CONCAT('My', NULL, 'QL');
-> NULL
mysql> select CONCAT(14.3);
-> '14.3'
È磺update test set ......

Java+MysqlµÄÊý¾Ý¿â²éÕÒʵÏÖ


public class select {
 public List XiuGai_select(String keyword){
  List list=new ArrayList();
        Connection conn = null;
  Statement stmt = null;
  String sql=null;
  ResultSet res = null;
  get ......
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