SQL-92 includes a decimal data type, which is an exact numeric type for representing fixed point decimal Numbers and performs basic arithmetic operation on decimal Numbers.
The presented results are usually derived by applying basic arithmetic operations to the information stored in a data warehouse (for example, average sales per month).
报告的结果通常是通过对存储在数据仓库中的信息应用基本的算术运算而得到的(例如，每月的平均销售额)。
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A processor interprets a stream of data as instructions to execute; it has one or more processing units that perform integer and floating-point arithmetic as well as more advanced computations.