> I've made some inroads towards adding 'ignore duplicates'
> functionality to PostgreSQL's COPY command. I've updated the parser
> grammar for COPY FROM to now accept:
>
> COPY [ BINARY ] table [ WITH OIDS ]
> FROM { 'filename' | stdin }
> [ [USING] DELIMITERS 'delimiter' ]
> [ WITH [NULL AS 'null string']
> [IGNORE DUPLICATES] ]
Is there any possibility that COPY could insert a row so the old row
will be discarded and a new one inserted instead the old? It could be
useful for doing replications on table with modified rows.
Dan
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