CREATE TABLE table_21274 ("Team" CLOB, "Outgoing manager" CLOB, "Manner of departure" CLOB, "Date of vacancy" CLOB, "Replaced by" CLOB, "Date of appointment" CLOB)

What was the date of appointment when J rgen Kohler was the outgoing manager?
SELECT "Date of appointment" FROM table_21274 WHERE "Outgoing manager" = 'Jürgen Kohler'
SELECT "Date of appointment" FROM "table_21274" WHERE "Outgoing manager" = 'Jürgen Kohler'