[R] sqlSave with underscores in table fieldname

[Hoeven, Maarten van der]

my apologies; this messages shouldnt have been send to the list. I did reply to Brian directly.

Sorry for your time.

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch]On Behalf Of Hoeven, Maarten
> van der
> Sent: Wednesday, May 12, 2004 3:04 PM
> To: r-help at stat.math.ethz.ch
> Subject: RE: [R] sqlSave with underscores in table fieldname
> 
> 
> Don't understand... What patch do you expect from me? And, I 
> thought my analysis is quite reproducable and thorough. It is 
> im my situation, though.
> 
> I'm not patching something, or writing/issueing R-code. I'm 
> 'just' an R-user with a problem/question. 
> 
> In short: using underscores in SQL-tablefields  doesnt work, 
> not using underscores in SQL-tablefields does work. See below. 
> 
> Question: is my observation correct, that RODBC cannot handle 
> underscores in Mysql-tablefield? If not correct, what is the 
> solution I need to apply?
> 
> 
> Thanks,
> Maarten
> 
> > -----Original Message-----
> > From: Prof Brian Ripley [mailto:ripley at stats.ox.ac.uk]
> > Sent: Wednesday, May 12, 2004 2:50 PM
> > To: Hoeven, Maarten van der
> > Subject: RE: [R] sqlSave with underscores in table fieldname
> > 
> > 
> > No, we saw it.
> > 
> > What I missed was the analysis and patch I was expecting from you.
> > 
> > On Wed, 12 May 2004, Hoeven, Maarten van der wrote:
> > 
> > > Hi,
> > > 
> > > resending this question; guess someone missed it (?)
> > > 
> > > Thanks,
> > > Maarten
> > > 
> > > > -----Original Message-----
> > > > From: r-help-bounces at stat.math.ethz.ch
> > > > [mailto:r-help-bounces at stat.math.ethz.ch]On Behalf Of 
> > Hoeven, Maarten
> > > > van der
> > > > Sent: Monday, May 10, 2004 12:34 PM
> > > > To: r-help at stat.math.ethz.ch
> > > > Subject: [R] sqlSave with underscores in table fieldname
> > > > 
> > > > 
> > > > Hi group,
> > > > 
> > > > I try to write a frame to a table (RODBC). I use
> > > > 	colnames(temp6) <- 
> > > > c("ind_id","ser_id","period_id","year","calc","mean")
> > > > 	sqlSave(channel, temp6, tablename = 
> > > > "series_indices_test",append= TRUE, rownames=FALSE, verbose = 
> > > > FALSE, test = FALSE, nastring = -999999, fast = FALSE)
> > > > 
> > > > This is giving me an error:
> > > > 	Error in sqlSave(channel, temp6, tablename = 
> > > > "series_indices_test", append = TRUE,  : 
> > > >         	unable to append to table %sseries_indices_test
> > > > 
> > > > My table definition is:
> > > > ind_id smallint(3) 
> > > > ser_id smallint(4)
> > > > period_id tinyint(2)
> > > > year smallint(4)
> > > > calc mediumint(6)
> > > > mean mediumint(6)
> > > > 
> > > > This error is related to the underscores I use in the table. 
> > > > Because, when I change the table definition to (removing 
> > underscores):
> > > > 
> > > > indid smallint(3) 
> > > > serid smallint(4)
> > > > periodid tinyint(2)
> > > > year smallint(4)
> > > > calc mediumint(6)
> > > > mean mediumint(6)
> > > > 
> > > > and execute
> > > > 	colnames(temp6) <- 
> > > > c("indid","serid","periodid","year","calc","mean")
> > > > 	sqlSave(channel, temp6, tablename = 
> > > > "series_indices_test",append= TRUE, rownames=FALSE, verbose = 
> > > > FALSE, test = FALSE, nastring = -999999, fast = FALSE)
> > > > 
> > > > 
> > > > it goes well.
> > > > 
> > > > Not using the underscores is not really prefered, as this 
> > > > table with this underscores in the definition is used on a 
> > > > lot of places elsewhere. But if removing the underscores is 
> > > > the only solution, let me know as well.
> > > > 
> > > > 
> > > > Any clue?
> > > > 
> > > > Using R 1.9.0, RODBC-package 1.4.0 (underlying database MySQL 
> > > > 4.0.16-standard)
> > > > 
> > > > Thanks,
> > > > Maarten
> > > > 
> > > > 
> > > > +-------------------------------
> > > > | Maarten van der Hoeven
> > > > | KNMI, De Bilt
> > > > | +31-30-2206 402
> > > > | maarten.van.der.hoeven at knmi.nl
> > > > +-------------------------------
> > > > -------------------------------------------------------------- 
> > > > 
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> > 
> > -- 
> > Brian D. Ripley,                  ripley at stats.ox.ac.uk
> > Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
> > University of Oxford,             Tel:  +44 1865 272861 (self)
> > 1 South Parks Road,                     +44 1865 272866 (PA)
> > Oxford OX1 3TG, UK                Fax:  +44 1865 272595
> > 
> >
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