Adam Witney wrote:
> 
> Something strange has just appeared in my database, can anyone explain this
> duplication of columns:
> 
> test=# \d plate_reporter
>                                       Table "plate_reporter"
>       Column       |  Type   |                             Modifiers
> -------------------+---------+--------------------------------------------
>  plate_reporter_id | integer | not null,
>  plate_reporter_id | integer | not null,
>  plate_id          | integer | not null
>  plate_id          | integer | not null
>  well_address      | text    | not null
>  well_address      | text    | not null
>  reporter_id       | integer | not null
>  reporter_id       | integer | not null
>  dilution_factor   | text    |
>  dilution_factor   | text    |

What version of PostgreSQL are you using?  Old versions could get
duplicates in some system tables.  Do you have a two row for
'plate_reporter' in pg_class?

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