But that issue isn't because Strings are value or reference types: it's because Strings are immutable (as are lots of other data types -- Integers, for example, are also immutable). When you change an ...

The data types fall into three categories: types for string data, types for numeric data, and types for datetime values. Each of these types is described in the following sections.

DB2 data types fall into three categories: types for string data; types for numeric data; and types for dates, times, and timestamps. The categories, followed by the data types within each category, ...

Shelley Doll finishes her coverage of SQL data types with an overview of datetime and interval data types. Learn more about the basic syntax of these standard SQL types.