Paradox Community

Items in pnews.paradox-client_server

Subject:Re: Postgres \copy command
Date:Fri, 26 Jun 2020 10:57:55 -0500
From:Mark Bannister <markRemove@THISinjection-moldings.com>
Newsgroups:pnews.paradox-client_server
Psql is a terminal based front end
(https://www.postgresql.org/docs/9.2/app-psql.html).  If you have it
installed locally you are going to have to issue a Windows command, not
a sql command.

On 6/26/2020 12:33 AM, Robert MacMillan wrote:
> How does one correctly format the sql statement so that the "\" does not
> cause issues.
> 
> The documentation says
> 
> "Otherwise, a more flexible approach is to replace the SQL's COPY
> command with the psql's "meta-command" called \copy which which takes
> all the same options as the "real" COPY, but is run inside the client
> (with no need for ; at the end):
> 
> psql -c "\copy tbname FROM '/tmp/the_file.csv' delimiter '|' csv"
> 
> As per docs, the \copy command:
> 
> Performs a frontend (client) copy. This is an operation that runs an SQL
> COPY command, but instead of the server reading or writing the specified
> file, psql reads or writes the file and routes the data between the
> server and the local file system. This means that file accessibility and
> privileges are those of the local user, not the server, and no SQL
> superuser privileges are required.
> 
> In addition, if the the_file.csv contains the header in the first line,
> it can be recognized by adding header at the end of the above command:"
> 
> I have tried many different variations of paths and names etc but the
> slash infront of the lower case copy seems to be causing the issues.
> 
> So this fails.
> 
> sqlcmd=
> sql
> \copy public.syssels
> FROM C:\PdoxRd\BotSysSels.csv
> DELIMITER ',' csv
> endsql
> 
> try
> 
> executesql(dbPG, sqlcmd)
> 
> onfail
> 
> get the error stack etc.
> 
> The error stack says
> 
> 1. An error was triggered in the 'executeSQL' method on an object of SQL
> type.
> 2. ERROR: syntax error at or near "\";
> Error while executing the query
> 


Copyright © 2004 thedbcommunity.com