如何解决C ++ zdb :: ConnectionPool“全局”连接
需要使用连接池,我尝试使用zdb :: ConnectionPool进行连接,并尝试使其变为全局。我这样做:
.h:
inline zdb::ConnectionPool MySqlPool("mysql://" + std::string(SettingsConfig["SQL_HOST"]) + ":" + std::string(SettingsConfig["SQL_PORT"]) + "/" + std::string(SettingsConfig["SQL_DB"]) + "?user=" + std::string(SettingsConfig["SQL_USER"]) + "&password=" + std::string(SettingsConfig["SQL_PASS"]));
class PoolConnection
{
public:
void Start();
zdb::Connection Get();
private:
function *FUNC;
};
.cpp:
void PoolConnection::Start()
{
make_log("DEBUG","Start Sql::PoolConnection,MySqlPool URL: " + std::string(MySqlPool.getURL().tostring()),false);
MySqlPool.start();
}
zdb::Connection PoolConnection::Get()
{
return MySqlPool.getConnection();
}
SettingsConfig我在主启动时设置。当我调用PoolConnection :: Start()时,我得到了调试信息:
Start Sql::PoolConnection,MySqlPool URL: mysql://
terminate called after throwing an instance of 'zdb::sql_exception'
what(): Failed to start connection pool -- no username specified in URL
不能将变量设置为内联MySqlPool,您能帮我吗,如何id更正?谢谢!
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