CREATE TABLE table_30078 ("Player" TEXT, "Played" FLOAT, "Legs Won" FLOAT, "Legs Lost" FLOAT, "100+" FLOAT, "140+" FLOAT, "180s" FLOAT, "High Checkout" FLOAT, "3-dart Average" TEXT)

How many legs were own by alan tabern?
SELECT MAX("Legs Won") FROM table_30078 WHERE "Player" = 'Alan Tabern'
SELECT MAX("Legs Won") FROM "table_30078" WHERE "Player" = 'Alan Tabern'