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 version of Boost is under active development. You are currently in the develop branch. The current version is 1.91.0.
Returns additional text information about the execution of the SQL statement.
template<
std::size_t I = 0>
string_view
info() const noexcept;
The format of this information is documented by MySQL here.
The returned string always uses ASCII encoding, regardless of the connection's character set.
|
Type |
Description |
|---|---|
|
|
Resultset index. For operations returning more than one resultset, you can explicitly specify this parameter to obtain the value for the i-th resultset. If left unspecified, the value for the first resultset is returned. |
this->has_value()
== true
No-throw guarantee.
This function returns a view object, with reference semantics. The returned
view points into memory owned by *this, and will be valid as long as *this or
an object move-constructed from *this are alive.
Constant.