CREATE TABLE table_63448 ("Locks & Dam" CLOB, "Location [L ]" CLOB, "River Mile" FLOAT, "Lock Side" CLOB, "Lock Lift/Drop  ( in feet ) " CLOB, "Pool Length  ( miles ) " CLOB)

What is the location of the river mile that is larger than 938.9, and Olmsted Locks and Dam?
SELECT "Location [L ]" FROM table_63448 WHERE "River Mile" > '938.9' AND "Locks & Dam" = 'olmsted locks and dam'
SELECT "Location [L ]" FROM "table_63448" WHERE "Locks & Dam" = 'olmsted locks and dam' AND "River Mile" > '938.9'