I'm from Ukrane. Maybe my English isnot perfect.
Look, I have the same databasejoin type filter by label. And it's work OK!
But I use versions:
Joomla! 2.5.6 Stable [ Ember ] 19-June-2012 14:00 GMT
Fabrik 3.0.6 -
http://fabrikar.com/blog/76-fabrik-306-out-now
more informations about fabrik versions below:
(Content - Fabrik Site Plugin 3.0.6 August 2012 Pollen 8 Design Ltd content 10013
Fabrik Administrator Component 3.0.6.1 August 2012 Fabrik N/A 10046
Fabrik Cron - email Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_cron 10014
Fabrik Cron - geocode Site Plugin 3.0.6.1 August 2012 Hugh Messenger fabrik_cron 10167
Fabrik Cron - Gmail Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_cron 10168
Fabrik Cron - ImportCSV Site Plugin 3.0.6.1 August 2012 Mike Griggs fabrik_cron 10169
Fabrik Cron - rest Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_cron 10171
Fabrik Cron - run PHP Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_cron 10015
Fabrik Element - access Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_element 10172
Fabrik Element - birthday Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_element 10173
Fabrik Element - button Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_element 10016
Fabrik Element - calculation Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_element 10174
Fabrik Element - captcha Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10175
Fabrik Element - cascading dropdown Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10176
Fabrik Element - checkbox Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10017
Fabrik Element - colour picker Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10177
Fabrik Element - database join Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10018
Fabrik Element - date Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10019
Fabrik Element - display text Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_element 10020
Fabrik Element - dropdown Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10021
Fabrik Element - Facebook comment Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10180
Fabrik Element - Facebook like box Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10182
Fabrik Element - Facebook like button Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10181
Fabrik Element - Facebook recommendations Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10183
Fabrik Element - field Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10022
Fabrik Element - file upload Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10023
Fabrik Element - folder Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10184
Fabrik Element - google map Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10024
Fabrik Element - google o meter Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10185
Fabrik Element - image Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10025
Fabrik Element - internal id Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10026
Fabrik Element - IP address Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_element 10186
Fabrik Element - JSPeriodical Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10187
Fabrik Element - Kaltura video upload Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10188
Fabrik Element - link Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10027
Fabrik Element - notes Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10189
Fabrik Element - open street map Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10190
Fabrik Element - password Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10191
Fabrik Element - picklist Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10192
Fabrik Element - radio button Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10028
Fabrik Element - rating Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10193
Fabrik Element - slider Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10194
Fabrik Element - Sugar CRM ID Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10195
Fabrik Element - text area Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10029
Fabrik Element - thumbs Site Plugin 3.0.6 August 2012 Thomas Spierckel fabrik_element 10196
Fabrik Element - time only Site Plugin 3.0.6 August 2012 Jaanus Nurmoja fabrik_element 10197
Fabrik Element - timer Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10198
Fabrik Element - timestamp Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10199
Fabrik Element - twitter profile Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10200
Fabrik Element - user Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10030
Fabrik Element - User group Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10201
Fabrik Element - video Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10202
Fabrik Element - yes/no Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10203
Fabrik Element - YouTube video Site Plugin 3.0.6 August 2012 peamak fabrik_element 10204
Fabrik Form - autofill Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10205
Fabrik Form - clone Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_form 10206
Fabrik Form - comment Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10207
Fabrik Form - confirmation Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10208
Fabrik Form - create Joomla user Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10211
Fabrik Form - email Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10031
Fabrik Form - Firefox Contacts Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10210
Fabrik Form - kunena forum Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10212
Fabrik Form - logs Site Plugin 3.0.6 August 2012 Peamak fabrik_form 10214
Fabrik Form - Mailchimp Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10215
Fabrik Form Module Site Module 3.0.6.1 August 2012 Rob Clayburn N/A 10010
Fabrik Form - notification Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10216
Fabrik Form - paginate Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10217
Fabrik Form - Paypal processor Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10218
Fabrik Form - Paypal Subscriptions Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10223
Fabrik Form - Ping.fm Site Plugin 3.0.6 August 2012 Thomas Spierckel fabrik_form 10219
Fabrik Form - process image exif info Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_form 10209
Fabrik Form - receipt Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10033
Fabrik Form - redirect Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10034
Fabrik Form - rest Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10220
Fabrik Form - Run PHP Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10032
Fabrik Form - Salesforce Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10221
Fabrik Form - SMS Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10222
Fabrik Form - Twitter Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_form 10224
Fabrik Form - vBulletin forum Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_form 10225
Fabrik List - copy Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10035
Fabrik List - CSV import Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_list 10231
Fabrik List - download Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_list 10227
Fabrik List - email Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_list 10228
Fabrik list - Example Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10230
Fabrik List - filter view Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10229
Fabrik List - inline edit Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10070
Fabrik list Module Site Module 3.0.6.1 August 2012 Rob Clayburn N/A 10011
Fabrik list Module Administrator Module 3.0.2 {createdate} Rob Clayburn N/A 10164
Fabrik List - Order Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10232
Fabrik List - PHP Events Site Plugin 3.0.6 August 2012 Mauro H. Leggieri fabrik_list 10233
Fabrik List - radius Search Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10234
Fabrik List - run PHP Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10036
Fabrik List - update Column Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10235
Fabrik List - Webservice Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_list 10236
Fabrik Package Site Package 3.0.5.1 April 2012 Fabrik N/A 10047
Fabrik Validation - are unique values Site Plugin 3.0.6 August 2012 Lieven Gryp fabrik_validationrule 10238
Fabrik Validation - email exists in Joomla Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_validationrule 10239
Fabrik Validation - greater than or less than Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10037
Fabrik Validation - is alphanumeric Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10240
Fabrik Validation - is email Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10241
Fabrik Validation - is not Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_validationrule 10242
Fabrik Validation - is numeric Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_validationrule 10243
Fabrik Validation - is unique Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10244
Fabrik Validation - not empty Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10038
Fabrik Validation - PHP Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_validationrule 10039
Fabrik Validation - regex Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10040
Fabrik Validation - special chars Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10245
Fabrik Validation - user exists Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_validationrule 10246
Fabrik visualization Administrator Module 3.0 Alpha Aug 2011 Rob Clayburn N/A 10165
Fabrik Visualization - approvals Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10247
Fabrik Visualization - calendar Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10041
Fabrik Visualization - chart Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10042
Fabrik Visualization - coverflow Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10248
Fabrik Visualization - fusion_gantt_chart Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10249
Fabrik Visualization - googlemap Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10043
Fabrik Visualization - Kaltura Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10251
Fabrik Visualization - media Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_visualization 10044
Fabrik Visualization - slideshow Site Plugin 3.0.6 August 2012 Hugh Messenger fabrik_visualization 10045
Fabrik Visualization - timeline Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10252
plg_fabrik_cron_gcalsync Site Plugin 3.0.6.1 August 2012 Hugh Messenger fabrik_cron 10166
plg_fabrik_cron_notifications Site Plugin 3.0.6.1 August 2012 Rob Clayburn fabrik_cron 10170
plg_fabrik_element_count Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10178
plg_fabrik_element_fbactivity Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_element 10179
plg_fabrik_form_limit Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_form 10213
plg_fabrik_validationrule_askismet Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_validationrule 10237
plg_fabrik_visualization_fusionchart Site Plugin 3.0.6 August 2012 Rob Clayburn fabrik_visualization 10250
Search - Fabrik Site Plugin 3.0.6 August 2012 Rob Claybrun search 10253
System - Fabrik Site Plugin 3.0.6 August 2012 Fabrikar.com system 10012
System - Fabrik Scheduled Tasks Site Plugin 3.0.6 August 2012 Pollen 8 system 10254
Joomla! 2.5.6
)
because I don't have ploblems with this version of fabrik.
When I updated fabrik to 3.0.6.3 lastest - there are was problens with databasejoin element plugin, with fileupload element plugin, with email element validation.
That's why I downgrade to version 3.0.6 (some plugins 3.0.6.1).
Then,
I will write my settings of element databasejoin and filter type Field (it's work at me, but usually I use filter type dropdown).
Look at the pictures below. And look next my post.
Fiersterfull, try without prefilters