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In SQL Database Mirroring with automatic failover, What is the rollback option and exact time taken to switch over between the servers when one server is down.
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In SQL Database Mirroring with automatic failover, What is the rollback option and exact time taken to switch over between the servers when one server is down.

How to find out the rollback option on application and database?

Databases are organized collections of data, most commonly accessed through management systems including schemas, tables, queries and processes that allow users to enter and manipulate the information or utilize it in other fashions, such as with web applications or for reporting purposes.

Databases

SQL (Structured Query Language) is designed to be used in conjunction with relational database products as of a means of working with sets of data. SQL consists of data definition, data manipulation, and procedural elements. Its scope includes data insert, query, update and delete, schema creation and modification, and data access control.