dolibarr-fork/dev/purgedemo/purge-facture.sql

delete from llx_fa_pr;

delete from llx_facturedet;

delete from llx_facturedet_rec;

delete from llx_facture_rec;

delete from llx_facture_tva_sum;

delete from llx_paiement_facture;

delete from llx_paiement;

delete from llx_facture;