Re: [GENERAL] psql latex and newlines

2012-05-02 Thread Bruce Momjian
On Tue, Apr 10, 2012 at 03:18:27PM +0200, Wim Bertels wrote:
> On vr, 2012-03-30 at 16:25 +0200, Wim Bertels wrote:
> > On do, 2012-03-15 at 16:34 -0300, Alvaro Herrera wrote:
> > > Excerpts from Wim Bertels's message of jue feb 23 12:46:29 -0300 2012:
> > > > > > > > the problem arises when u have a field value that contains a 
> > > > > > > > newline
> > > > > > > > character, when this field is not the first column, then all 
> > > > > > > > the data
> > > > > > > > after this newline comes in the first column..
> > > > > > > > 
> > > > > > > > u can try this out, writing a function or table,
> > > > > > > > and then add 'enters' or newline in the COMMENT on this 
> > > > > > > > function or
> > > > > > > > table.
> > > 
> > > > the option i came across is the usage of \pbox,
> > > > so the suggestion would be to put every field/cell inside a pbox.
> > > 
> > > Did you come up with a patch for this?
> 
> A more polished version on page 7 and 8 of the pdf,
> in attachment:
> 1. include the psql latex a separate file
> 2. use longtable instead of table
> 3. if horizontal lines are needed they can easily be uncommented

Looks good.  Can I see the psql patch for this improvement?


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Re: [GENERAL] psql latex and newlines

2012-03-15 Thread Alvaro Herrera

Excerpts from Wim Bertels's message of jue feb 23 12:46:29 -0300 2012:
> > > > > the problem arises when u have a field value that contains a newline
> > > > > character, when this field is not the first column, then all the data
> > > > > after this newline comes in the first column..
> > > > > 
> > > > > u can try this out, writing a function or table,
> > > > > and then add 'enters' or newline in the COMMENT on this function or
> > > > > table.

> the option i came across is the usage of \pbox,
> so the suggestion would be to put every field/cell inside a pbox.

Did you come up with a patch for this?

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Re: [GENERAL] psql latex and newlines

2012-02-23 Thread Wim Bertels
> > > > the problem arises when u have a field value that contains a newline
> > > > character, when this field is not the first column, then all the data
> > > > after this newline comes in the first column..
> > > > 
> > > > u can try this out, writing a function or table,
> > > > and then add 'enters' or newline in the COMMENT on this function or
> > > > table.
> > > > 

> > 
> > There is also a problem with long lines as u can test by uncommenting
> > the t4bruce3 function.
> 
> Well, I was hoping you could tell me exactly how you wanted the behavior
> changed and I could try to implement it in psql.  I am afraid I don't
> know enough about TeX to understand the isssue involved.
> 

Hi Bruce,

the option i came across is the usage of \pbox,
so the suggestion would be to put every field/cell inside a pbox.

Instead of
\begin{tabular}{l | l | l}
\textit{Schema} & \textit{Name} & \textit{Description} \\
\hline
latex\_test & t4bruce1 & This function and so on enter\\ another enter,\
\ just one more.\\ \\
latex\_test & t4bruce2 & This function and so on enter\\ another enter,\
\ just one more,\\ so now have even one more.\\ \\
\end{tabular}

the generated code could like:
\begin{tabular}{l | l | l}
\textit{Schema} & \textit{Name} & \textit{Description} \\
\hline
\pbox{\textwidth}{latex\_test} & \pbox{\textwidth}{t4bruce1} &
\pbox{\textwidth}{This function and so on enter\\ another enter,\\ just
one more.\\} \\
\pbox{\textwidth}{latex\_test} & \pbox{\textwidth}{t4bruce2} &
\pbox{\textwidth}{This function and so on enter\\ another enter,\\ just
one more,\\ so now have even one more.\\} \\
\end{tabular}

Comments: 
- the improvement is that now newlines inside boxes stay inside these
boxes (or cells/fields), it is not a complete solution as very long
lines are not automatically formatted into several lines inside a box,
but if necessary the db-user can do a a search and replace in the
generated tex code s\textwidth\20cm for example, makes every box 20cm at
maximum. (maybe to be put in the docu somewhere as a comment on
textwidth). This all depends on the page format, unfortunately (for now?
in latex) the nice (p)aragraph formatting doesn't fully extend inside a
table (cf tabular) 
- i'm not a tex specialist, but also the people i know didn't find a
better solution 

mvg,
Wim







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Re: [GENERAL] psql latex and newlines

2012-02-14 Thread Bruce Momjian
On Mon, Feb 13, 2012 at 02:50:12PM +0100, Wim Bertels wrote:
> On vr, 2012-02-10 at 19:25 -0500, Bruce Momjian wrote:
> > On Mon, Dec 12, 2011 at 07:15:12PM +0100, Wim Bertels wrote:
> > > Hallo,
> > > 
> > > psql latex output format needs to differentiate between a newline and a
> > > tabularnewline.
> > > 
> > > the problem arises when u have a field value that contains a newline
> > > character, when this field is not the first column, then all the data
> > > after this newline comes in the first column..
> > > 
> > > u can try this out, writing a function or table,
> > > and then add 'enters' or newline in the COMMENT on this function or
> > > table.
> > > 
> > > the \pset recordsep doesn't solve this, since the mistakes take place
> > > within the same record.
> > 
> > Can you give me a self-contained test case I can use so I can use it to
> > fix the to code?
> 
> Hi Bruce,
> 
> i have attached some files:
> 1 sql file 
> 1 corresponding output file
> 1 full latex file using the output of the above file
> 
> i don't see and easy search/replace fix for this problem,
> maybe using the \multirow and \multicolumn options in latex is the most
> general solution,
> as all the others seems to need concrete dimensions (as width)
> 
> http://www.google.com/search?client=ubuntu&channel=fs&q=newline+tabular
> +cell+latex&ie=utf-8&oe=utf-8
> 
> http://andrewjpage.com/index.php?/archives/43-Multirow-and-multicolumn-spanning-with-latex-tables.html
> 
> There is also a problem with long lines as u can test by uncommenting
> the t4bruce3 function.

Well, I was hoping you could tell me exactly how you wanted the behavior
changed and I could try to implement it in psql.  I am afraid I don't
know enough about TeX to understand the isssue involved.

-- 
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  EnterpriseDB http://enterprisedb.com

  + It's impossible for everything to be true. +

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Re: [GENERAL] psql latex and newlines

2012-02-13 Thread Wim Bertels
On vr, 2012-02-10 at 19:25 -0500, Bruce Momjian wrote:
> On Mon, Dec 12, 2011 at 07:15:12PM +0100, Wim Bertels wrote:
> > Hallo,
> > 
> > psql latex output format needs to differentiate between a newline and a
> > tabularnewline.
> > 
> > the problem arises when u have a field value that contains a newline
> > character, when this field is not the first column, then all the data
> > after this newline comes in the first column..
> > 
> > u can try this out, writing a function or table,
> > and then add 'enters' or newline in the COMMENT on this function or
> > table.
> > 
> > the \pset recordsep doesn't solve this, since the mistakes take place
> > within the same record.
> 
> Can you give me a self-contained test case I can use so I can use it to
> fix the to code?

Hi Bruce,

i have attached some files:
1 sql file 
1 corresponding output file
1 full latex file using the output of the above file

i don't see and easy search/replace fix for this problem,
maybe using the \multirow and \multicolumn options in latex is the most
general solution,
as all the others seems to need concrete dimensions (as width)

http://www.google.com/search?client=ubuntu&channel=fs&q=newline+tabular
+cell+latex&ie=utf-8&oe=utf-8

http://andrewjpage.com/index.php?/archives/43-Multirow-and-multicolumn-spanning-with-latex-tables.html

There is also a problem with long lines as u can test by uncommenting
the t4bruce3 function.

info about the versions:

$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:Ubuntu 10.04.3 LTS
Release:10.04
Codename:   lucid
wim@zwerfkat:~/wet/gb/postgresql/debug$ psql -V
psql (PostgreSQL) 8.4.10
contains support for command-line editing

mvg,
Wim Bertels


> 

\documentclass[12pt,a4paper]{report}
\usepackage[latin1]{inputenc}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}
\author{Wim Bertels}
\begin{document}

\begin{tabular}{l | l | l}
\textit{Schema} & \textit{Name} & \textit{Description} \\
\hline
latex\_test & t4bruce1 & This function and so on enter\\		another enter,\\		just one more.\\ \\
latex\_test & t4bruce2 & This function and so on enter\\		another enter,\\		just one more,\\		so now have even one more.\\ \\
\end{tabular}

\noindent

% with a \\ replaced by a newline, doenst help
\begin{tabular}{l | l | l}
\textit{Schema} & \textit{Name} & \textit{Description} \\
\hline
latex\_test & t4bruce1 & This function and so on enter\newline		another enter,\\		just one more.\\ \\
latex\_test & t4bruce2 & This function and so on enter\\		another enter,\\		just one more,\\		so now have even one more.\\ \\
\end{tabular}

\noindent

%\begin{tabular}{l | l | l}
%\textit{Schema} & \textit{Name} & \textit{Description} \\
%\hline
%latex\_test & t4bruce1 & This function and so on enter\\		another enter,\\		just one more.\\ \\
%latex\_test & t4bruce2 & This function and so on enter\\		another enter,\\		just one more,\\		so now have even one more.\\ \\
%latex\_test & t4bruce3 & This function and so on enter\\		another enter,\\		just one more,this is a very long line without an enter, just one more,this is a very long line without an enter\\		so now have even one more.\\ \\
%\end{tabular}
%
%\noindent

\end{document}DROP SCHEMA
CREATE SCHEMA
SET
CREATE FUNCTION
COMMENT
CREATE FUNCTION
COMMENT
\begin{tabular}{l | l | l}
\textit{Schema} & \textit{Name} & \textit{Description} \\
\hline
latex\_test & t4bruce1 & This function and so on enter\\		another enter,\\		just one more.\\ \\
latex\_test & t4bruce2 & This function and so on enter\\		another enter,\\		just one more,\\		so now have even one more.\\ \\
\end{tabular}

\noindent (2 rows) \\

\pset format latex
\o out.tex


DROP SCHEMA IF EXISTS latex_test CASCADE;
CREATE SCHEMA latex_test;

SET SEARCH_PATH TO latex_test;


CREATE OR REPLACE FUNCTION t4bruce1(i integer)
RETURNS void AS $_$
DECLARE
BEGIN
END;
$_$
 LANGUAGE 'plpgsql'
 VOLATILE;

COMMENT ON FUNCTION t4bruce1(i integer)
IS  $_$This function and so on enter
		another enter,
		just one more.
$_$;


CREATE OR REPLACE FUNCTION t4bruce2(v varchar)
RETURNS varchar AS $_$
DECLARE
BEGIN
	RETURN	v;
END;
$_$
 LANGUAGE 'plpgsql'
 VOLATILE;

COMMENT ON FUNCTION t4bruce2(v varchar)
IS  $_$This function and so on enter
		another enter,
		just one more,
		so now have even one more.
$_$;

/*
CREATE OR REPLACE FUNCTION t4bruce3(v varchar)
RETURNS varchar AS $_$
DECLARE
BEGIN
	RETURN	v;
END;
$_$
 LANGUAGE 'plpgsql'
 VOLATILE;

COMMENT ON FUNCTION t4bruce3(v varchar)
IS  $_$This function and so on enter
		another enter,
		just one more,this is a very long line without an enter, just one more,this is a very long line without an enter
		so now have even one more.
$_$;
*/


SELECT n.nspname as "Schema",
  p.proname as "Name",
  pg_catalog.obj_description(p.oid, 'pg_proc') as "Description"
FROM pg_catalog.pg_proc p
 LE

Re: [GENERAL] psql latex and newlines

2012-02-10 Thread Bruce Momjian
On Mon, Dec 12, 2011 at 07:15:12PM +0100, Wim Bertels wrote:
> Hallo,
> 
> psql latex output format needs to differentiate between a newline and a
> tabularnewline.
> 
> the problem arises when u have a field value that contains a newline
> character, when this field is not the first column, then all the data
> after this newline comes in the first column..
> 
> u can try this out, writing a function or table,
> and then add 'enters' or newline in the COMMENT on this function or
> table.
> 
> the \pset recordsep doesn't solve this, since the mistakes take place
> within the same record.

Can you give me a self-contained test case I can use so I can use it to
fix the to code?

-- 
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  EnterpriseDB http://enterprisedb.com

  + It's impossible for everything to be true. +

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[GENERAL] psql latex and newlines

2011-12-12 Thread Wim Bertels
Hallo,

psql latex output format needs to differentiate between a newline and a
tabularnewline.

the problem arises when u have a field value that contains a newline
character, when this field is not the first column, then all the data
after this newline comes in the first column..

u can try this out, writing a function or table,
and then add 'enters' or newline in the COMMENT on this function or
table.

the \pset recordsep doesn't solve this, since the mistakes take place
within the same record.

so first:
make some function of table
\o tofile
\pset format latex
\df+ \dt+ or ..

eg:
-- latex generated: with the wrong layout

\begin{tabular}{|c|l|}

\hline

\multicolumn{2}{|c|}{\textit{Record 1}} \\

\hline

entry1\_test & test \\

..

out\_result & TABLE(out\_field1 integer,\\ out\_field2 character
varying,\\ out\_del boolean) \\
out\_description & This function deletes a record\\ given the
following .. foreign\_key\_violation.\\ \\

\hline

Compared with text output, right layout:
-[ RECORD1 
]+--
entry1_test | test
..

out_resultdatatypes | TABLE(out_field1 integer,
:  out_field2 character varying,
:  out_del boolean)
out_description | This function deletes a record
: given the following ..
..
: .. foreign_key_violation.


mvg,
Wim



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