CREATE TABLE table_1081235_1 (country VARCHAR, last_eruption_or_growth_episode VARCHAR)

What countries have had eruptions of growth episodes in 1986?
SELECT country FROM table_1081235_1 WHERE last_eruption_or_growth_episode = "1986"
SELECT "country" FROM "table_1081235_1" WHERE "1986" = "last_eruption_or_growth_episode"