boolean retval = false;
StringBuffer sql = new StringBuffer();
ResultSet rst = null;
conn.setAutoCom mit(false);
sql.append("sel ect assign_customer s() ");
Statement st = conn.createStat ement();
retval = st.execute(sql. toString());

When I execute assign_customer s through pgadmin , it works. But within javacode
I do not get any error nor the result gets executed...