sql task

[Harshal Chavda]

  

Hello to all users
My configuration is 
--pentium 4,CPU  3GHz,512 MB RAM,windows XP professional
--JDK 1.5,Ant 1.6.3,Tomcat 4.1,Cruisecontrol 2.2.1


I ahve a problem regarding the sql task. I use the following code to which I 
get The following error:

        <target name="sqltesting">
        <sql 
        driver="oracle.jdbc.driver.OracleDriver"        
        url="jdbc:oracle:thin:@localhost:harshal"
        userid="scott"  password="tiger" >

        insert
    into table trainees
    values(naam,pataa);

        <classpath>
        <pathelement location="G:\BE_Project\Ant\RG\RG\lib\classes12.jar"/>
         </classpath>
         </sql>
---------------------------------------------------------------------------------------------------------------------------
ERROR
BUILD FAILED
G:\BE_Project\Ant\RG\RG\Practice\prac.xml:48: java.sql.SQLException: Io 
exception: Invalid 

connection string format, a valid format is: "host:port:sid"
---------------------------------------------------------------------------------------------------------------------------
---------------------------------------------------------------------------------------------------------------------------
Line 48 is --------->           userid="scott"  password="tiger" >
---------------------------------------------------------------------------------------------------------------------------
---------------------------------------------------------------------------------------------------------------------------

Assuming the above code to be the original one I made the following changes
All the changes are relative to the original code given above:::::::::::

CHANGE 
1-----------------------------------------------------------------------------------------------------------

        url="localhost:1521:harshal"
ERROR
-------------
-------------

BUILD FAILED
G:\BE_Project\Ant\RG\RG\Practice\prac.xml:48: java.sql.SQLException: No suitable
 Driver for localhost:1521:harshal



CHANGE 
2-----------------------------------------------------------------------------------------------------------

     url    =" jdbc:oracle:thin:@localhosthost:1521:harshal"
    


ERROR
---------------
---------------
BUILD FAILED
G:\BE_Project\Ant\RG\RG\Practice\prac.xml:48: java.sql.SQLException: Io 
exception: The Network 

Adapter could not establish the connection



How can I get around this problem?

Thanks Harshal