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.
SQL- 92包括DECIMAL数据类型，它是用于表示定点小数的精确数字类型，它可以对小数进行基本的算术运算。
You can also use a fixed-precision decimal type, or cast floating-point Numbers to a fixed-precision decimal type before you work with them.
您也可以使用固定精度的十进制类型，或者在使用浮点数之前将它们强制转换为固定精度的十进制类型。
You can also use a fixed-precision decimal type, or cast floating-point Numbers to a fixed-precision decimal type before you work with them.
您也可以使用固定精度的十进制类型，或者在使用浮点数之前将它们强制转换为固定精度的十进制类型。
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