...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 number of rows affected by the executed SQL statement.
template< std::size_t I = 0> std::uint64_t affected_rows() const;
Type |
Description |
---|---|
|
Resultset index. For operations returning more than one resultset, you can explicitly specify this parameter to obtain the number of affected rows by the i-th resultset. If left unspecified, the number of affected rows by the first resultset is returned. |
this->has_value()
== true
No-throw guarantee.
Constant.