CREATE TABLE table_203_593 (id DECIMAL, "tenure" TEXT, "coach" TEXT, "years" DECIMAL, "record" TEXT, "pct." DECIMAL, "ncaa tournament" DECIMAL)

who was the coach after joe connally ?
SELECT "coach" FROM table_203_593 WHERE "tenure" > (SELECT "tenure" FROM table_203_593 WHERE "coach" = 'joe connally') ORDER BY "tenure" LIMIT 1
SELECT "coach" FROM "table_203_593" WHERE "tenure" > (SELECT "tenure" FROM "table_203_593" WHERE "coach" = 'joe connally') ORDER BY "tenure" NULLS FIRST LIMIT 1