步骤2: 设置 MySQL 选项MYSQL_OPT_RECONNECT 接下来,我们需要设置 MySQL 的自动重连选项。可以使用mysql_options函数来实现: my_bool reconnect=1;// 设置重连选项为开启if(mysql_options(conn,MYSQL_OPT_RECONNECT,&reconnect)){// 如果设置失败,输出错误信息并退出fprintf(stderr,"mysql_options() failed\n");m...
MYSQL_OPT_RECONNECT(argument type:bool *) Note TheMYSQL_OPT_RECONNECToption is still available but is deprecated; expect it to be removed in a future version of MySQL. Enable or disable automatic reconnection to the server if the connection is found to have been lost. Reconnect is off by de...
MYSQL_OPT_RECONNECT(参数类型:my_bool *):如果发现连接已丢失,则启用或禁用与服务器的自动重新连接。重新连接默认关闭;此选项提供了一种显式设置重新连接行为的方法。 MYSQL_OPT_RETRY_COUNT(参数类型:unsigned int *):与服务器连接或与其通信时中断的 I/O 相关系统调用的重试计数。如果未指定此选项,则默认值为...
TheMYSQL_OPT_RECONNECToption is still available but is deprecated; expect it to be removed in a future version of MySQL. Enable or disable automatic reconnection to the server if the connection is found to have been lost. Reconnect is off by default; this option provides a way to set reconn...
MYSQL_OPT_RECONNECT(argument type:my_bool *): enables or disables automatic reconnection to the server if the connection is found to have been lost. Reconnection is disabled by default. This option provides a way to explicitly set reconnection behavior. ...
TheMYSQL_OPT_RECONNECToption is still available but is deprecated; expect it to be removed in a future version of MySQL. Enable or disable automatic reconnection to the server if the connection is found to have been lost. Reconnect is off by default; this option provides a way to set reconn...
my_bool reconnect= 1; /* enable reconnect */ mysql_optionsv(mysql, MYSQL_OPT_RECONNECT, (void *)&reconnect); MYSQL_OPT_READ_TIMEOUT: Specifies the timeout in seconds for reading packets from the server. unsigned int timeout= 5;
sql::ConnectOptionsMap_Set(Maps.get(),"OPT_RECONNECT", sql::Variant(true)); sql::ConnectOptionsMap_Set(Maps.get(),"OPT_CHARSET_NAME", sql::Variant(sql::SQLString("utf8")));returnm_driver->connect(*Maps.get()); }catch(sql::SQLException e) ...
socket = /opt/data/mysql.sock no-auto-rehash #或登录的时候指定 -A方式 shell # mysql -uroot -p*** -A 1. 2. 3. 4. 5. 看下实际效果: shell #mysql -uroot -p*** --auto-rehash Reading table information for completion of table and column names You can ...
["OPT_RECONNECT"] = true; dbpmx.lock(); mydriver = get_driver_instance(); dbpmx.unlock(); myconn = mydriver->connect(connection_properties); mystmt = myconn->createStatement(); } compile: g++ -std=c++11 -m64 -g -I/usr/include -I/usr/include/mysql-cppconn -ldl -lssl3 -l...