SQL is a widely-used programming language for computer databases in business. Frequently, software developers need to combine different kinds of data, such as integer and character fields, into a ...

SQL provides a number of different character datatypes which includes – CHAR, VARCHAR, VARCHAR2, LONG, RAW, and LONG RAW. The various datatypes are categorized into three different datatypes : ...

Oracle has a TO_CHAR function that converts n of NUMBER datatype to a value of VARCHAR2 datatype, using an optional number format. SQL Server has the STR function, which returns character data ...