tables and columns

hello;
ı want to select a table and then ı want to use its columns.
for example; ı have a "my" table.ın "my" table i want to list its columns name,type,length and description.how can ı do this?

maybe an example;
my "id" "int" "4" "it is a description"
my "name" "nvarchar" "0" "you write your name"
my "number" "int" "8" "write your school number"
like this.
the last one column's description.

how can ı do this?
thanks
[508 byte] By [qwerty_uni] at [2007-11-20 9:48:21]