CREATE TABLE table_30723 ("Team" CLOB, "Head Coach" CLOB, "Years at School" FLOAT, "Overall Record" CLOB, "Record at School" CLOB, "ACC Record" CLOB)

What is the Record at School of Tom O'Brien's team?
SELECT "Record at School" FROM table_30723 WHERE "Head Coach" = 'Tom O''Brien'
SELECT "Record at School" FROM "table_30723" WHERE "Head Coach" = 'Tom O''Brien'