protected override SqlBuilder GroupBy(NewExpression expression, SqlBuilder sqlBuilder)
{
foreach (Expression item in expression.Arguments)
{
ExpressionToSqlProvider.GroupBy(item, sqlBuilder);
}
return(sqlBuilder);
}
public ExpressionToSqlmpl <T> GroupBy(Expression <Func <T, object> > expression)
{
if (expression == null)
{
throw new ArgumentNullException("expression", "Value cannot be null");
}
this._sqlBuilder += "\ngroup by ";
ExpressionToSqlProvider.GroupBy(expression.Body, this._sqlBuilder);
return(this);
}
protected override SqlBuilder GroupBy(UnaryExpression expression, SqlBuilder sqlBuilder)
{
ExpressionToSqlProvider.GroupBy(expression.Operand, sqlBuilder);
return(sqlBuilder);
}
protected override SqlBuilder GroupBy(ParameterExpression expression, SqlBuilder sqlBuilder)
{
ExpressionToSqlProvider.GroupBy(expression, sqlBuilder);
return(sqlBuilder);
}