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CallableStatement ca = conn.prepareCall("{call Login (?,?)}");
ca.setString(1,username);
ca.setString(2,password);
ca.execute();
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CallableStatement ca = conn.prepareCall("{call Login (?,?,?)}");
ca.setString(1,username);
ca.setString(2,password);
ca.registerOutParameter(3,java.sql.Types.INTEGER);
ca.execute();
int returnOut = ca.getInt(3);
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CallableStatement ca = conn.prepareCall("{?=call Login (?,?,?)}");
ca.setString(2,username);
ca.setString(3,password);
ca.registerOutParameter(1,java.sql.Types.INTEGER);
ca.execute();
int returnOut = ca.getInt(1);
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CallableStatement ca = conn.prepareCall("{call Login (?,?,?)}");
ca.setString(1,usern
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