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From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
To: Xi Shen <davidshen84@gmail.com>
Cc: "Emacs-orgmode@gnu.org" <Emacs-orgmode@gnu.org>
Subject: Re: [PATCH] ob-sql.el: Support sqlcmd and cygwin environment
Date: Sat, 11 Jun 2016 00:06:24 +0200	[thread overview]
Message-ID: <87r3c4em1r.fsf@saiph.selenimh> (raw)
In-Reply-To: <CANO68EOquCbO1EXUcDWA5O5pDVneL3r4G58q9shhG3ww7_sY3Q@mail.gmail.com> (Xi Shen's message of "Wed, 08 Jun 2016 10:24:44 +0000")

Hello,

Xi Shen <davidshen84@gmail.com> writes:

> I would like to apply this path to add sqlcmd support, and allow org-mode
> to execute and capture sqlcmd output in cygwin environment.

Thank you for the patch.

> I added a "platform-convert-file-name" function to convert a *nix path to
> Windows path. Should I put this function in ob-sql.el, or somewhere
> else?

I'm surprised it doesn't exist. Wouldn't `convert-standard-filename' do
the job?

In any case, it doesn't have a proper prefix.

> Subject: [PATCH] ob-sql.el: Support sqlcmd and cygwin environment
>
> * lisp/ob-sql.el (org-babel-sql-dbstring-mssql): Format Microsoft
>   sqlcmd command line args.
>
> * lisp/ob-sql.el (platform-convert-file-name): Convert a *nix path to
>   Windows long path in Cygwin environment, or do nothing.
>
> * lisp/ob-sql.el (org-babel-execute:sql): Add `mssql` command support.
>   For both `msosql` and `mssql` the `input` and `output` path will be
>   mapped by `platform-convert-file-name`

You can write it like

 * lisp/ob-sql.el (org-babel-sql-dbstring-mssql): Format Microsoft
   sqlcmd command line args.
 (platform-convert-file-name): Convert a *nix path to Windows long path
 in Cygwin environment, or do nothing.
 (org-babel-execute:sql): Add `mssql' command support. For both `msosql'
 and `mssql` the `input` and `output' path will be mapped by
 `platform-convert-file-name'

> The `osql` command line tool was last updated in 2004,
> https://technet.microsoft.com/en-us/library/aa214012(v=sql.80).aspx,
> and could not output the query result in a way that morden
> `org-table.el` expects.  The `sqlcmd` is the preferred command line
> tool to connect the Microsoft SQL Server and it also has a Linux
> version,
> https://msdn.microsoft.com/en-us/library/hh568447(v=sql.110).aspx.

Would it make sense to remove the msosql support then?

> +(defun org-babel-sql-dbstring-mssql (host user password database)
> +  "Make Microsoft sqlcmd commmand line args for database
> +connection."

The first sentence has to fit on a single line.

> +  (mapconcat 'identity

Nit-pick:

#'identity

> +  "In Cygwin environment convert the file path into Windows long
> +path and quote it."
> +  (if (fboundp 'cygwin-convert-file-name-to-windows)
> +      (format "\"%s\"" (cygwin-convert-file-name-to-windows file))
> +    file))

See above.

Regards,

-- 
Nicolas Goaziou

  reply	other threads:[~2016-06-10 22:06 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-08 10:24 [PATCH] ob-sql.el: Support sqlcmd and cygwin environment Xi Shen
2016-06-10 22:06 ` Nicolas Goaziou [this message]
2016-06-11  2:17   ` Xi Shen
2016-06-11  8:40     ` Nicolas Goaziou
2016-06-12  2:12       ` Xi Shen
2016-06-12 10:37         ` Xi Shen
2016-06-13  5:36           ` Xi Shen
2016-06-13  6:30             ` Xi Shen
2016-06-14 11:52               ` Nicolas Goaziou
2016-06-14 13:02                 ` Xi Shen
2016-06-15  4:01                   ` Xi Shen
2016-06-15 16:49                     ` Nicolas Goaziou
2016-06-16  6:04                       ` Xi Shen
2016-06-16  8:56                         ` tumashu
2016-06-16 22:29                         ` Nicolas Goaziou
2016-06-20 12:34                           ` Xi Shen
2016-07-04  8:11                             ` Xi Shen

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