CREATE TABLE table_30252 ("School" CLOB, "Nickname" CLOB, "Location" CLOB, "Colors" CLOB, "Tenure" CLOB)

When were the members tenured in the Field school?
SELECT "Tenure" FROM table_30252 WHERE "School" = 'Field'
SELECT "Tenure" FROM "table_30252" WHERE "School" = 'Field'