protected virtual Expression VisitColumn(ColumnExpression column)
{
var exp = this.Visit(column.Declaration);
if (exp != column.Declaration)
return CompleteExpression.Column(exp, column.Name, column.Alias, column.Ordinal);
return column;
}
protected override Expression VisitColumn(ColumnExpression column)
{
var columnName = column.Name;
var index = 1;
while (columns.Find(x => x.Name == columnName) != null)
columnName = string.Format("{0}{1}", column.Name, ++index);
column.Alias = alias;
column.Ordinal = columns.Count;
column.Name = columnName;
column.MembershipPath = membershipPath;
columns.Add(column);
return column;
}
protected override Expression VisitColumn(ColumnExpression column)
{
return CompleteExpression.Column(column, column.Name, column.Alias);
}
protected virtual Expression VisitColumn(ColumnExpression exp)
{
this.Write(string.Format("[{2}].[{0}({1}) = ", exp.Name, exp.Ordinal, exp.Alias));
this.Visit(exp.Declaration);
this.Write("]");
return exp;
}
protected override Expression VisitColumn(ColumnExpression column)
{
sb.AppendFormat("[{0}].[{1}]", column.Alias, column.Name);
return column;
}