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Java code:

Statement sta=co.createStatement();
String na=te1.getText();
String pa=te2.getText();
String sql="INSERT INTO login VALUES("+na+","+pa+")";
int tt=sta.executeUpdate(sql);


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String sql="INSERT INTO login VALUES("'+na+'","'+pa+'")";
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String sql="INSERT INTO login VALUES('"+na+"','"+pa+"')";

Java code:

sql="INSERT INTO login "+" VALUES("+na+","+pa+")";



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