【解决报错:from err django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module. Did you install mysqlclient?】教程文章相关的互联网学习教程文章

c-很奇怪-mysql的sql :: SQLException未被其类型捕获,而是被捕获为std :: exception并成功地回退【代码】

我正在使用带有此(稍微简化)代码的mysql c连接器.try {statement->setString(1, word);statement->executeUpdate(); } catch( sql::SQLException& e ) {// I don't get herereturn sqlerrno_to_error_code( e.getErrorCode() ); } catch( std::exception& e ) {// I do get here and the cast workssql::SQLException& sqle = (sql::SQLException&) e;return sqlerrno_to_error_code( sqle.getErrorCode() ); }连接器应该抛出sql :...