From: Jean-Luc Lachance <jllachan@nsd.ca>
To: Guy Fraser <guy@incentre.net>
Cc: pgsql-sql <pgsql-sql@postgresql.org>
Subject: Re: CSV import
Date: Tue, 28 Jan 2003 20:50:33 -0500
Message-ID: <3E373369.52C862DE@nsd.ca> (raw)
References: <3E3697AF.2030509@aon.at>
<3E370095.3020200@incentre.net>
You can acheive the same result with:
tr -d '"\015' < file_name.txt | psql {etc...}
Unix EOL is LF not CR.
Guy Fraser wrote:
>
> Hi
>
> You will need two text utilities {dos2unix and sed} to do this in the simplest
> way. They are fairly standard text utilities and are probably already on your
> machine.
>
> This is how I would do it :
>
> sed "s/\"//g" file_name.txt \
> | dos2unix \
> | pgsql -c "COPY table_name FROM STDIN USING DELIMITERS ',';" db
>
> Where "file_name.txt" is the csv file you want to import and "table_name" is
> the previously created table you want to insert the data into and db is the
> database name.
>
> How this works is "sed" {stream editor} removes all the double quote
> characters '"' then pipes the output through "dos2unix" which converts all the
> CRLF {DOS EOL} sequences into CR {UNIX EOL} characters, then pipes the data to
> "pgsql" with a command that does a bulk insert into the table of the database
> you have selected.
>
> Guy
>
> Oliver Vecernik wrote:
> > Hi again!
> >
> > After investigating a little bit further my CSV import couldn't work
> > because of following reasons:
> >
> > 1. CSV files are delimited with CR/LF
> > 2. text fields are surrounded by double quotes
> >
> > Is there a direct way to import such files into PostgreSQL?
> >
> > I would like to have something like MySQL provides:
> >
> > LOAD DATA [LOW_PRIORITY | CONCURRENT] [LOCAL] INFILE 'file_name.txt'
> > [REPLACE | IGNORE]
> > INTO TABLE tbl_name
> > [FIELDS
> > [TERMINATED BY '\t']
> > [[OPTIONALLY] ENCLOSED BY '']
> > [ESCAPED BY '\\' ]
> > ]
> > [LINES TERMINATED BY '\n']
> > [IGNORE number LINES]
> > [(col_name,...)]
> >
> > Has anybody written such a function already?
> >
> > Regards,
> > Oliver
> >
>
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To: pgsql-sql@postgresql.org
Cc: jllachan@nsd.ca, guy@incentre.net
Subject: Re: CSV import
In-Reply-To: <3E373369.52C862DE@nsd.ca>
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