Oracle Express was a multi-dimensional database and application development environment for building OLAP applications. Normal relational databases store data in two-dimensional tables and analytical queries against them can be very slow.
Annuity Period: The length of time between income payments made under an annuity income plan; the time span may be monthly, quarterly, semi-annually, or annually. Arbitrage: The act of buying and selling commodities in two markets at the same time to benefit from price differences between the markets.
Definition. noun. an extra charge to pay on some annuities to guarantee that if the policyholder dies his heirs will receive a benefit, and also that the insurance company will be compensated for an annuitant who lives longer than he or she should according to the mortality tables.