Good morning, Bruno,
Follow the links on the citadel database information, any questions please contact us.
Logging Data with National Instruments Citadel
https://www.ni.com/en/support/documentation/supplemental/12/logging-data-with-national-instruments-c...
Why Is My Citadel Database Growing So Fast?
http://digital.ni.com/public.nsf/allkb/EDDF6576003713C1862569CF005E382E?OpenDocument
Sincerely,
Mauro Vera
Mauro Vera
Applications Engineer
National Instruments
