Re: Finding Duplicate Rows during INSERTs

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От Rob Sargent
Тема Re: Finding Duplicate Rows during INSERTs
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Msg-id 4FFB70C2.9070207@gmail.com
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Ответ на Finding Duplicate Rows during INSERTs  (Rich Shepard <rshepard@appl-ecosys.com>)
Ответы Re: Finding Duplicate Rows during INSERTs  (Rich Shepard <rshepard@appl-ecosys.com>)
Список pgsql-general
On 07/09/2012 04:48 PM, Rich Shepard wrote:
>    Source data has duplicates. I have a file that creates the table then
> INSERTS INTO the table all the rows. When I see errors flash by during the
> 'psql -d <database> -f <file.sql>' I try to scroll back in the terminal to
> see where the duplicate rows are located. Too often they are too far
> back to
> let me scroll to see them.
>
>    There must be a better way of doing this. Can I run psql with the tee
> command to capture errors in a file I can examine? What is the proper/most
> efficient way to identify the duplicates so they can be removed?
>
> TIA,
>
> Rich
>
>


psql -d <database> -f file.sql > file.log 2>&1 would give you a logfile


sort -u file.raw > file.uniq might give you clean data?


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