CREATE TABLE table_17978052_2 (_number_s_lake_and_gnis_query_link NUMBER, borough_or_census_area VARCHAR2)

How many number of lakes are there in the Valdez-Cordova (CA) area?
SELECT MIN(_number_s_lake_and_gnis_query_link) FROM table_17978052_2 WHERE borough_or_census_area = "Valdez-Cordova (CA)"
SELECT MIN("_number_s_lake_and_gnis_query_link") FROM "table_17978052_2" WHERE "Valdez-Cordova (CA)" = "borough_or_census_area"