Re: Ragged CSV import

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: "Little, Douglas" <DOUGLAS(dot)LITTLE(at)orbitz(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: Ragged CSV import
Date: 2009-12-03 22:46:45
Message-ID: 4B183FD5.4080009@agliodbs.com
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Douglas,

> 1. Copy to non-existent table - create it from the data type using most generic datatypes

Yes, that would be nice. Types chosen would pretty much have to be
TEXT, NUMERIC, and TIMESTAMP for everything though; anything else is too
variable.

> 2. provide column mapping function - from what I understand that the column list on a copy from is the target columns to load. I assume there must be a header record and the same columns in the

So, like:

COPY table1 ( cola, colb, colc ) FROM 'somecsv.csv' ( 'name', 'place',
'date') WITH CSV HEADER

... which would copy 'name' to cola, 'place' to colb, 'date' to colc,
and ignore any other columns present in the file?

--Josh Berkus

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