Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This is an older version of Boost and was released in 2024. The current version is 1.89.0.
Returns true if the column
is not allowed to be NULL, false
if it is nullable.
bool is_not_null() const;
No-throw guarantee.