Assuming you're using MySQL, instead of using INSERT INTO, you can use
REPLACE INTO instead.  If you have unique keys on that table, the new
record will overwrite existing records with the same unique keys instead
of creating a new one.


Miguel Guirao wrote:
> My dear beloved friends,
> I have a catalog of products that a product provider gave, sadly for me, in
> this CSV file there are many duplicated rows.
> I edited the file in my Linux system with the "uniq -u" command, and it
> worked somewhat fine, it eliminated some duplicated rows, originally the
> file had 24K rows, and now it has been reduced to 15k rows.
> Anyhow, there are still duplicated rows, and since this is a catalog, it
> should not have duplicated rows!!!
> Now the catalog has been has been loaded into the DB.
> How can I continue eliminating duplicated rows?
> As far as I remember the is a sentence in SQL to only show ONE row of
> duplicated rows, maybe if I do a select using this sentence and then put
> this new recordset in another table, it will work!!
> Any ideas?
> -----------------------
> Miguel Guirao Aguilera
> Logistica R8 TELCEL
> Tel. (999) 960.7994
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   Ade Olonoh - Independent Software Developer |

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