Re: import ignoring duplicates

Mark Fenbers <Mark(dot)Fenbers(at)noaa(dot)gov> wrote:

> I am using psql's \copy command to add records to a database
> from a file. The file has over 100,000 lines.
> Occasionally, there is a duplicate, and the import ceases
> and an internal rollback is performed. In other words, no
> data is imported even if the first error occurs near the end
> of the file.

> I am looking for an option/switch to tell psql (or the \copy
> command) to skip over any duplicate key constraint
> viloations and continue to load any data that doesn't
> violate a duplicate key constraint. Is there such an
> option?

No. You can either disable the constraint temporarily, im-
port the data, fix any duplicates and re-enable the con-
straint, or you can load the data in a temporary table and
then transfer only the valid data. With only 100000 records
I would opt for the latter.

Tim