* Displaying or describing by means of a column or vertical display (belonging to a larger set of data or a table with a common category).
* Organized as a column or a list as a member of lists.
* Describing something with respect to columns
* Calculated by means of a column of a table.
Why can't we display that data side by side? The sets are columnular.

or

Grab all the user IDs and other related columnular data.
by Dan Katz April 2, 2008
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