Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

oracle²åÈëʱÈçºÎ²åÈëuuId

 ÊÇÏëÉú³ÉGUIDÂð£¿
SQL> select   sys_guid() from dual ;
SYS_GUID()
--------------------------------
F18031C69D8345DEB305D4B2E796A282
Äã¿ÉÒ԰ѱíµÄÖ÷¼ü×ֶεÄȱʡֵÉèΪsys_guid()
insert into luxian_info (id) values(sys_guid());


Ïà¹ØÎĵµ£º

jdbcÁ¬½ÓOracle

      ËäȻѧϰJavaºÜ¾ÃÁË£¬×Ô¼ºÒ²Á¬½Ó¹ýһЩÊý¾Ý¿â£¬±ÈÈçmysqlÖ®ÀàµÄ£¬Èç½ñÄØ£¬Ò²Ñ§Ï°ÁËÒ»¶Îʱ¼äµÄOracle£¬È»¶øÄØ£¬½ñÌìÊÇÎÒµÚÒ»´ÎÁ¬½ÓOracle£¬ºÙºÙ£¬Ó¦¸Ã»¹²»ËãÌ«³Ù°É¡£
    ½ñÌìÄØ£¬Óе㱿׾£¬´ó¼ÒĪЦ£¡
    ÎÒÕâÊÇÒ»¸ö²éѯÀý×Ó
    Ê×ÏÈ£¬Ô ......

Oracle INTERVAL DAY TO SECONDÊý¾ÝÀàÐÍ

INTERVAL DAY TO SECONDÊý¾ÝÀàÐÍ
OracleÓï·¨:
INTERVAL '{ integer | integer time_expr | time_expr }'
{ { DAY | HOUR | MINUTE } [ ( leading_precision ) ]
| SECOND [ ( leading_precision [, fractional_seconds_precision ] ) ] }
[ TO { DAY | HOUR | MINUTE | SECOND [ (fractional_seconds_precision) ] } ......

an example to insert data into Oracle Clob

 Step1. Insert empty_clob() into the Clob column of Oracle
Step2. Set autocommit to false
Step3. Select Clob as oracle.sql.CLOB from database
Step4. Insert String into Clob
Step5. Commit
Example:
import java.sql.*;
import java.io.*;
import oracle.jdbc.driver.OracleResultSet;
......

JAVAʵÏÖOracleÊý¾Ý¿âµÄÊý¾ÝµÄ·ÖÒ³ÏÔʾ

 
×î½üѧÁËservletºÍoracle£¬Ò²¾Í°ÑËûÃǽáºÏÏ£¬×ö¸ö·ÖÒ³µÄÒ³Ãæ³öÀ´¡£ËãÊÇÒ»ÖÖ¸´Ï°°É¡£
1.Ê×ÏÈÊÇoracleµÄ·ÖÒ³ÏÔʾSQLÓï¾ä£º
select * from(select a.*, rownum  rn from (select * from Person) a where  rownum <= MaxN ......

ORACLE×ÔÔö³¤×Ö¶ÎʵÏÖ£¨×ª£©

ÏîÄ¿ÖУ¬ÐèÒª½¨Á¢×ÔÔö³¤×ֶΣ¬µ«Åöµ½oracle±¾Éí²»Ö§³Ö´ËÖÖÀàÐ͵Ä×ֶΣ¬Ö»ºÃÓñðµÄ°ì·¨¡£ 
ORACLE×ÔÔö³¤×Ö¶ÎʵÏÖ£¨×ª£©
     Ê×ÏÈ£¬ÄãÒªÓÐÒ»ÕÅ±í£¡
       CREATE TABLE example(
          &nbs ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ