#26468: Bug in models.functions.ConcatPair for sqlite
-------------------------------------+-------------------------------------
     Reporter:  jerch                |                    Owner:  nobody
         Type:  Bug                  |                   Status:  new
    Component:  Database layer       |                  Version:  1.8
  (models, ORM)                      |
     Severity:  Normal               |               Resolution:
     Keywords:  sqlite concat        |             Triage Stage:
                                     |  Unreviewed
    Has patch:  0                    |      Needs documentation:  0
  Needs tests:  0                    |  Patch needs improvement:  0
Easy pickings:  0                    |                    UI/UX:  0
-------------------------------------+-------------------------------------

Comment (by jarshwah):

 I can't reproduce:

 {{{
 In [6]: from django.db import connection

 In [7]: connection.vendor
 Out[7]: u'sqlite'

 In [8]: concat = Concat(F('name'), Value('-'), F('motto'),
 output_field=CharField())

 In [9]: Company.objects.annotate(concat=concat).first().concat
 Out[9]: u'HI-'

 In [10]: concat = Concat(F('name'), Value('"-"'), F('motto'),
 output_field=CharField())

 In [11]: Company.objects.annotate(concat=concat).first().concat
 Out[11]: u'HI"-"'

 In [12]: import django

 In [13]: django.get_version()
 Out[13]: '1.10.dev20160401110429'
 }}}

 Note that I tried both Value('"-"') and Value('-'). You shouldn't be
 injecting quotes into Value, it'll take care of itself.

 Can you please post the full queryset you're running that generates the
 error, and also print the underlying query of the queryset, like this:

 {{{
 qs = Model.objects.whatever()
 print(qs.query)
 }}}

 Also, what version of Django are you using? Can you reproduce on master?

--
Ticket URL: <https://code.djangoproject.com/ticket/26468#comment:4>
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