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我想通过使用下面的代码采取MySQL数据库备份,但我运行该程序时得到像下面的异常。 Plz任何人都可以帮助解决这个问题。如何使用java进行mysql数据库备份?
Java代码:
String path = "D:/databasbac.sql";
String username = "root";
String password = "";
String dbname = "ranjith";
String executeCmd = "<Path to MySQL>/bin/mysqldump -u " + username + " -p" + password + " --add-drop-database -B " + dbname + " -r " + path;
Process runtimeProcess;
try {
// System.out.println(executeCmd);//this out put works in mysql shell
runtimeProcess = Runtime.getRuntime().exec(new String[] { "cmd.exe", "/c", executeCmd });
// runtimeProcess = Runtime.getRuntime().exec(executeCmd);
int processComplete = runtimeProcess.waitFor();
if (processComplete == 0) {
System.out.println("Backup created successfully");
} else {
System.out.println("Could not create the backup");
}
} catch (Exception ex) {
ex.printStackTrace();
}
例外是不是现在,但sop打印就像不能创建备份 – user3214269