[GRASS-user] Error while executing: 'CREATE TEMPORARY TABLE...

[Markus Metz]

On Thu, Mar 7, 2019 at 6:35 PM Markus Neteler <neteler at osgeo.org> wrote:
>
> Hi,
>
> On Sat, Feb 16, 2019 at 12:28 AM Jamille Haarloo <j.r.haarloo at gmail.com>
wrote:
> >
> > Dear Grass community,
> >
> > I don't have any success with removal of columns from a vector file I
am working with, while adding columns has not been a problem.
> >
> > output:
> > v.db.dropcolumn map=nvTrainingset_test2019_clean at LUP1 columns=code
> > ERROR: Error while executing: 'CREATE TEMPORARY TABLE
nvTrainingset_test2019_clean_backup(cat INTEGER, compact_circle DOUBLE
PRECISION, DV2_mean DOUBLE PRECISION, DV2_stddev DOUBLE PRECISION,
DV2_variance DOUBLE PRECISION, DV2_coeff_var DOUBLE PRECISION,
DV2_first_quart DOUBLE PRECISION, DV2_median DOUBLE PRECISION,
DV2_third_quart DOUBLE PRECISION, DV2_perc_90 DOUBLE PRECISION, DV4_mean
DOUBLE PRECISION, DV4_stddev DOUBLE PRECISION, DV4_variance DOUBLE
PRECISION, DV4_coeff_var DOUBLE PRECISION, DV4_first_quart DOUBLE
PRECISION, DV4_median DOUBLE PRECISION, DV4_third_quart DOUBLE PRECISION,
DV4_perc_90 DOUBLE PRECISION, IDM2_mean DOUBLE PRECISION, IDM2_stddev
DOUBLE PRECISION, IDM2_variance DOUBLE PRECISION, IDM2_coeff_var DOUBLE
PRECISION, IDM2_first_quart DOUBLE PRECISION, IDM2_median DOUBLE PRECISION,
IDM2_third_quart DOUBLE PRECISION, IDM2_perc_90 DOUBLE PRECISION, IDM4_mean
DOUBLE PRECISION, IDM4_stddev DOUBLE PRECISION, IDM4_variance DOUBLE
PRECISION, IDM4_coeff_var DOUBLE PRECISION, IDM4_first_quart DOUBLE
PRECISION, IDM4_median DOUBLE PRECISION, IDM4_third_quart DOUBLE PRECISION,
IDM4_perc_90 DOUBLE PRECISION, W2_mean DOUBLE PRECISION, W2_stddev DOUBLE
PRECISION, W2_variance DOUBLE PRECISION, W2_coeff_var DOUBLE PRECISION,
W2_first_quart DOUBLE PRECISION, W2_median DOUBLE PRECISION, W2_third_quart
DOUBLE PRECISION, W2_perc_90 DOUBLE PRECISION, W4_mean DOUBLE PRECISION,
W4_stddev DOUBLE PRECISION, W4_variance DOUBLE PRECISION, W4_coeff_var
DOUBLE PRECISION, W4_first_quart DOUBLE PRECISION, W4_median DOUBLE
PRECISION, W4_third_quart DOUBLE PRECISION, W4_perc_90 DOUBLE PRECISION,
neighbors_count DOUBLE PRECISION, compact_circle_nbrmean DOUBLE PRECISION,
compact_circle_nbrstddev DOUBLE PRECISION, DV2_mean_nbrmean DOUBLE
PRECISION, DV2_mean_nbrstddev DOUBLE PRECISION, DV2_stddev_nbrmean DOUBLE
PRECISION, DV2_stddev_nbrstddev DOUBLE PRECISION, DV2_variance_nbrmean
DOUBLE PRECISION, DV2_variance_nbrstddev DOUBLE PRECISION,
DV2_coeff_var_nbrmean DOUBLE PRECISION, DV2_coeff_var_nbrstddev DOUBLE
PRECISION, DV2_first_quart_nbrmean DOUBLE PRECISION,
DV2_first_quart_nbrstddev DOUBLE PRECISION, DV2_median_nbrmean DOUBLE
PRECISION, DV2_median_nbrstddev DOUBLE PRECISION, DV2_third_quart_nbrmean
DOUBLE PRECISION, DV2_third_quart_nbrstddev DOUBLE PRECISION,
DV2_perc_90_nbrmean DOUBLE PRECISION, DV2_perc_90_nbrstddev DOUBLE
PRECISION, DV4_mean_nbrmean DOUBLE PRECISION, DV4_mean_nbrstddev DOUBLE
PRECISION, DV4_stddev_nbrmean DOUBLE PRECISION, DV4_stddev_nbrstddev DOUBLE
PRECISION, DV4_variance_nbrmean DOUBLE PRECISION, DV4_variance_nbrstddev
DOUBLE PRECISION, DV4_coeff_var_nbrmean DOUBLE PRECISION,
DV4_coeff_var_nbrstddev DOUBLE PRECISION, DV4_first_quart_nbrmean DOUBLE
PRECISION, DV4_first_quart_nbrstddev DOUBLE PRECISION, DV4_median_nbrmean
DOUBLE PRECISION, DV4_median_nbrstddev DOUBLE PRECISION,
DV4_third_quart_nbrmean DOUBLE PRECISION, DV4_third_quart_nbrstddev DOUBLE
PRECISION, DV4_perc_90_nbrmean DOUBLE PRECISION, DV4_perc_90_nbrstddev
DOUBLE PRECISION, IDM2_mean_nbrmean DOUBLE PRECISION, IDM2_mean_nbrstddev
DOUBLE PRECISION, IDM2_stddev_nbrmean DOUBLE PRECISION,
IDM2_stddev_nbrstddev DOUBLE PRECISION, IDM2_variance_nbrmean DOUBLE
PRECISION, IDM2_variance_nbrstddev DOUBLE PRECISION, IDM2_coeff_var_nbrmean
DOUBLE PRECISION, IDM2_coeff_var_nbrstddev DOUBLE PRECISION,
IDM2_first_quart_nbrmean DOUBLE PRECISION, IDM2_first_quart_nbrstddev
DOUBLE PRECISION, IDM2_median_nbrmean DOUBLE PRECISION,
IDM2_median_nbrstddev DOUBLE PRECISION, IDM2_third_quart_nbrmean DOUBLE
PRECISION, IDM2_third_quart_nbrstddev DOUBLE PRECISION,
IDM2_perc_90_nbrmean DOUBLE PRECISION, IDM2_perc_90_nbrstddev DOUBLE
PRECISION, IDM4_mean_nbrmean DOUBLE PRECISION, IDM4_mean_nbrstddev DOUBLE
PRECISION, IDM4_stddev_nbrmean DOUBLE PRECISION, IDM4_stddev_nbrstddev
DOUBLE PRECISION, IDM4_variance_nbrmean DOUBLE PRECISION,
IDM4_variance_nbrstddev DOUBLE PRECISION, IDM4_coeff_var_nbrmean DOUBLE
PRECISION, IDM4_coeff_var_nbrstddev DOUBLE PRECISION,
IDM4_first_quart_nbrmean DOUBLE PRECISION, IDM4_first_quart_nbrstddev
DOUBLE PRECISION, IDM4_median_n
> > brmean DOUBLE PRECISION, IDM4_median_nbrstddev DOUBLE'
> > ERROR: Deleting column failed
> >
> > Any suggestions?
>
> I used "wc -c" to count the length of the string: it is 4096 characters.
>
> Which DB driver do you use? It seems to be a limitation in the driver
> communication, i.e. the buffer is limited.

The db SQL buffer has been enlarged in trunk r74189 and relbr76 r74190.

Please test!

Markus M
>
> Markus
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