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

Returns the last insert ID produced by the executed SQL statement.

std::uint64_t
last_insert_id() const;

For operations returning more than one resultset, returns the first resultset's last insert ID.

this->has_value() == true

No-throw guarantee.

Constant.