ConnectionTimeout,connection timeout:连接超时等待时间,默认15s DefaultCommandTimeout,command timeout:MySqlCommand 超时时间,默认 30s UserID, uid, username, user name, user:数据库登录帐号 Password,pwd: 登录密码 PersistSecurityInfo:是否保持敏感信息,默认 false Encrypt:已经用 SSL 替代了,默认 false Certific...
Stringurl="jdbc:mysql://localhost:3306/mydatabase?connectTimeout=3000&socketTimeout=3000";Stringuser="root";// 数据库用户名Stringpassword="password";// 数据库密码// 载入数据库驱动Class.forName("com.mysql.cj.jdbc.Driver");// 注册JDBC驱动// 建立数据库连接Connectionconnection=DriverManager.getConn...
importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.SQLException;publicclassMySQLConnection{publicstaticvoidmain(String[]args){Stringurl="jdbc:mysql://localhost:3306/mydatabase?user=root&password=123456&connectTimeout=10000&socketTimeout=30000&autoReconnect=true";try{Connectionconn=DriverMa...
UseOldSyntax,old syntax, oldsyntax:是否兼容旧版的语法,默认 false ConnectionTimeout,connection timeout:连接超时等待时间,默认15s DefaultCommandTimeout,command timeout:MySqlCommand 超时时间,默认 30s UserID, uid, username, user name, user:数据库登录帐号 Password,pwd: 登录密码 PersistSecurityInfo:是否保持...
1. 写ConnectString: server=127.0.0.1;User Id=reader;database=uni_chn_f_cffex_if_201005_r;Allow User Variables=True;pooling=True;Connect Timeout=3;Default Command Timeout=10 Connect Timeout = 3 表示连接数据库3秒超时 Default Command Timeout = 10 表示 Command的执行时间为10秒,之后超时 ...
String url = "jdbc:mysql://localhost:3306/mydatabase?connectTimeout=5000"; 复制代码 在这个例子中,我们将连接超时时间设置为5秒(5000毫秒)。您可以根据需要调整这个值。请注意,这个参数只适用于连接超时,而不适用于读取或写入操作的超时。要设置这些操作的超时时间,您需要分别设置socketTimeout和connectionTimeo...
(You can use the connect-timeout from mysql_options() function)How to repeat:Try and connect to a non-existing database url.Suggested fix:Implement connect-timeout option in the connection string, using connect-timeout from mysql_options() function. ...
i did some research and it appears there is a wait_timeout option that can be set in the connection string, and so i have used the following options in my connection string, all of which throw a not supported exception : writetimeout ...
connection; checkForDml(this.originalSql, this.firstCharOfStmt); this.batchedGeneratedKeys = null; resetCancelledState(); implicitlyCloseAllOpenResults(); clearWarnings(); if (this.doPingInstead) { doPingInstead(); return this.results; } setupStreamingTimeout(locallyScopedConn); Buffer sendPacket ...
I've noticed that when I enable connection pooling (pooling=true) through the ODBC connection string for the MySql .Net object, the connections never disappear. I would expect some type of timeout. Now, with that said, I know there is a parameter, Connection Lifetime, that defaults to 0...