For many reasons we need to access remote server automatically without providing password. Specially when you need to copy file through script or programming from one server to another server. We know that SSH is a secure protocol to access remote server. Here we will show how we can access remote server without providing password.
In this article I will show you how to write automated FTP script in Linux. File Transfer Protocol (FTP) is typically used to copy files from one computer to another. The automated FTP script is mostly useful when you are a server administrator and you are maintaining many servers and you need to take backup
This article is written for those who have already read article “MySQL Replication skip error” . In that article I explained how to find out replication error and how to solve it step by step. Sometimes , the steps need to be executed several times until there is no error found at heading “Last_SQL_Error:”. Here I
MySQL Replication skip error This article is written for those who have already installed MySQL GTID based replication. From MySQL 5.6 GTID based replication is started. However, you can again explore how to setup MySQL Replication on the the following links replication-howto replication-gtids-howto Sometimes, replication on Slave server is stopped for many a reasons and
Remove Duplicate Rows in MySQL Remove duplicate rows in MySQL is a common query for many initial MySQL user. I have been working on MySQL for more than six years and in my initial starting I had to search over the internet for this easy thing. Though there are a lot of articles on the
Optimize MySQL table_open_cache The number of open tables for all threads. Increasing this value increases the number of file descriptors that mysqld requires. You can check whether you need to increase the table cache by checking the Opened_tables status variable. If the value of Opened_tables is large and you do not use FLUSH TABLES often