Answer Posted / santosh

Use
DATASET for that

just take 2 conenctions
one with Sql server and other with Oracle
then use

OledbDataAdopter DAD1 = new Oledbdataadopter("select * from
emp",SQL Serverconnection)

OledbDataAdopter DAD2 = new Oledbdataadopter("select * from
Student",Oracle)

then

DAD1.fill(Dataset,"emp");
DAD2.fill(dataset,"student");


now u can acces data from same Dataset

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