Error establishing a database connection

I tried to repair database but these errors appeared… please any help?

wphv_users: Table ‘hostboti_wp855.wphv_users’ doesn’t exist
wphv_usermeta: Table ‘hostboti_wp855.wphv_usermeta’ doesn’t exist
wphv_posts: Table ‘hostboti_wp855.wphv_posts’ doesn’t exist
wphv_options: Table ‘hostboti_wp855.wphv_options’ doesn’t exist
wphv_postmeta: Table ‘hostboti_wp855.wphv_postmeta’ doesn’t exist
wphv_terms: Table ‘hostboti_wp855.wphv_terms’ doesn’t exist
wphv_term_taxonomy: Table ‘hostboti_wp855.wphv_term_taxonomy’ doesn’t exist
wphv_term_relationships: Table ‘hostboti_wp855.wphv_term_relationships’ doesn’t exist
wphv_termmeta: Table ‘hostboti_wp855.wphv_termmeta’ doesn’t exist

The page I need help with: [log in to see the link]