Table: french_singles_chart_artists_3
Columns: artist
country
number_one_single_s
year
weeks_at_1
straight_to_1

Question: Name the number one singles for  desvarieux, jacob
SQL: SELECT "number_one_single_s" FROM french_singles_chart_artists_3 WHERE "artist" = 'Desvarieux, Jacob'

Question: Name the least weeks at number 1 for 1988
SQL: SELECT MIN("weeks_at_1") FROM french_singles_chart_artists_3 WHERE "year" = 1988