a1.setType(DataTypeManager.DefaultDataClasses.STRING);
symbols.add(a1);
Expression sql = new Constant("SELECT * FROM g"); //$NON-NLS-1$
SetClauseList using = new SetClauseList();
using.addClause(a1, a1);
DynamicCommand sqlCmd = new DynamicCommand(sql, symbols, new GroupSymbol("#g"), using); //$NON-NLS-1$
UnitTestUtil.helpTestEquivalence(0, sqlCmd, sqlCmd.clone());
}