Answer / srinivas.kinthada

i think oldb is not correct it's may b.
it is oledb

using system.data.oledb;
oledbconnection cn=new
oledbconnection("uid=<username>;pwd=<password>;server=<servername>");
cn.open();

Answer / raghavendra.v

it is not oldb it may be oledb

using System.Data.Oledb;

Oledbconnection cn=new OleDbConnection
("Provider=Msdaora.1;uid=<username>;pwd=<pwd>;server=<server
name>");
cn.open();

Answer / sudha

first add the namespace

using system.Data.oledb;

OledbConnection cntn = new OledbConnection("Provider =
Microsoft.jet.oledb.12.0;datasource = (local);Integrated
security = SSPI,persistent Security = false");

provider = it depends on version of Microsoft Access like if
it is 2003 - 4.0 & if it is 2007 - 12.0

dataource - u can make it as local or provide the path to ur
database

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