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Sets the source of the data for auto completion suggestions.

Type: List

Can be set in: profile.cfg, collection.cfg


This parameter sets which predefined collection level data source(s) should be used for suggestions for all profiles.

To specify a non-predefined external file please use auto-completion.source.extra.

Possible values are:

  • internal: Spelling Suggestions will be used as auto completion suggestions
  • csv: A CSV file in the collection's configuration directory , named auto-completion.csv in the CSV data format. This collection level CSV file in the will be applied to all profiles. Profile auto-completion.csv files will always be applied to its profile, even if csv is not set as a collection level auto completion source.
  • bestbets: The Best bets file will be used (Only Exact Query Match type entries will be considered). Multiple values can be specified as a comma separated list.

Default value



To use both spelling suggestions and best bets as suggestions data source:


To set a profile to have no collection level sources we can set in that profile's configuration file ($SEARCH_HOME/conf/<collection>/<profile>/profile.cfg):



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