Retrieving Rails Model Column Names

Question

When one retrieves a Rails model object, how are the column (or object attribute) names accessed?

score 64 · Accepted Answer · answered Mar 14 '11 at 16:13

64

User.column_names

Like a lot of things in Rails, it just works :)

answered Mar 14 '11 at 16:13

Gregory Mostizky

score 6 · Answer 2 · answered Mar 14 '11 at 16:00

6

Example:

user = User.find(1)
p user.attributes.keys

answered Mar 14 '11 at 16:00

Zabba

1

This of course requires there be at least one record in the table – Zando Aug 17 '11 at 17:54
1

The OP asked "When one **retrieves** a Rails model object..." – Zabba May 17 '13 at 22:19
We should have one record with id equal 1. Too many conditions for a simple operation. – Alexander Revutsky Mar 14 '15 at 10:34

2 Answers2