Data Types are simply enough the types of data a variable or field in a database can store.
Numerical Data types
Numerical data types are used to represent
These numbers are the numbers that do not contain decimal points. Aside from the lack of decimal points, the only restrictions are memory size and whether the number can be negative or not.
These numbers contain decimal points.
|Programming||Character - Floating point Number - User-defined Type - Integer|
|Database||Character - Decimal - Integer - Blob|