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Is linked server faster than SSIS?
SSIS is typically faster using BULK INSERTS and has better security benefits. Linked Servers can create disaster recovery issues and can pose a problem when moving code between environments where one or more servers may not be available.
What is SQL Server replication?
Replication is a set of technologies for copying and distributing data and database objects from one database to another and then synchronizing between databases to maintain consistency. Merge replication is primarily designed for mobile applications or distributed server applications that have possible data conflicts.
Are Linked Servers a security risk?
Linked Servers are an easy way to allow direct access between different SQL Servers. But, by using this feature, you may have created a wide-open backdoor into your servers! Depending on the permissions that such a remote login has at the linked server, this could potentially pose a serious security threat.
Are linked servers bad?
Linked Servers in SQL Server – Performance and Security [Video] Linked Servers are easy to set up in SQL Server, but they can have major problems with security and performance.
What is a linked server connection?
A linked server is simply a connection to an Object Linking and Embedding Database (OLEDB) data source. Technically, OLEDB is a Microsoft standard API for retrieving data from a wide variety of data.
What is a linked server in SQL?
Linked Servers are a method by which a SQL Server can talk to another ODBC compliant database , such as another SQL Server instance or an Oracle database, with a direct T-SQL query. There are several important settings to know when setting up a Linked Server.
What is a database linked server?
A database link (same as linked servers in SQL Server) is an object in one Oracle database that defines a path to another database. They allow you to query remote tables and execute remote procedures residing in an Oracle User on that remote Oracle database.