public void setRemoveBrackets(boolean removeBrackets) {
        this.removeBrackets = removeBrackets;
    }
@Test
    public void testMethodRemoveBrackets() {
        SQLMethodInvokeExpr methodInvokeExpr = new SQLMethodInvokeExpr("CURRENT_SCHEMA");
        Assert.assertEquals("CURRENT_SCHEMA()", SQLUtils.toSQLString(methodInvokeExpr));
        methodInvokeExpr.setRemoveBrackets(true);
        Assert.assertEquals("CURRENT_SCHEMA", SQLUtils.toSQLString(methodInvokeExpr));
    }