The Columns tab of the Article property sheet has the following components:
All columns Select this option to include all the columns of the table in the article.
Selected columns Select this option if you want the article to contain only some of the columns from the table. Selecting this option enables the checkboxes beside the column names in the Selected Columns list. The list includes all the columns of the table the article is based on.
When you choose this option, you must include at least one column in the article. To include a column in the article, select the checkbox beside the column name so that a checkmark appears. You can click Select All to include all the columns in the list in the article.
Select All Select this option to include all the columns of the table in the article.
Clear All Select this option clear all the checkboxes in the Selected Columns list.