SQLADM authority is the authority required to monitor and
tune SQL statements.
SQLADM authority can be granted by the security
administrator (who holds SECADM authority) or a user who possesses
ACCESSCTRL authority. SQLADM authority can be granted to a user, a
group, a role, or to PUBLIC. SQLADM authority gives a user the ability
to perform the following functions:
SQLADM authority is a subset of the database administrator (DBADM)
authority.
EXPLAIN authority is a subset of the SQLADM authority.