SET FOREIGN_KEY_CHECKS = 0;

TRUNCATE TABLE exposant;

TRUNCATE TABLE exposant_stand;

TRUNCATE TABLE exposant_tactivity_area;

TRUNCATE TABLE exposant_produit;

TRUNCATE TABLE exposant_parcours;

TRUNCATE TABLE exposant_tactivity_area;

TRUNCATE TABLE exposant_apport_perso;

TRUNCATE TABLE exposant_zonegeo;

TRUNCATE TABLE produit;

TRUNCATE TABLE tactivity_area;

TRUNCATE TABLE conference;

TRUNCATE TABLE conference_partenaire;

TRUNCATE TABLE conference_participant;

TRUNCATE TABLE conference_parcours;

TRUNCATE TABLE conference_tthematique;

TRUNCATE TABLE conference_tconferencetype_t;

TRUNCATE TABLE partenaire;

TRUNCATE TABLE participant;

TRUNCATE TABLE parcours;

TRUNCATE TABLE tthematique;

TRUNCATE TABLE tparticipanttype;

TRUNCATE TABLE tconferencetype_t;

TRUNCATE TABLE tactivity_area;

TRUNCATE TABLE societe;

SET FOREIGN_KEY_CHECKS = 1;