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2. Rollback (data management) - Wikipedia

   en.wikipedia.org/wiki/Rollback_(data_management)

   SQL refers to Structured Query Language, a kind of language used to access, update and manipulate database. In SQL, ROLLBACK is a command that causes all data changes since the last START TRANSACTION or BEGIN to be discarded by the relational database management systems (RDBMS), so that the state of the data is "rolled back" to the way it was before those changes were made.

3. Database dump - Wikipedia

   en.wikipedia.org/wiki/Database_dump

   A database dump contains a record of the table structure and/or the data from a database and is usually in the form of a list of SQL statements ("SQL dump"). A database dump is most often used for backing up a database so that its contents can be restored in the event of data loss. Corrupted databases can often be recovered by analysis of the dump.

4. Commit (data management) - Wikipedia

   en.wikipedia.org/wiki/Commit_(data_management)

   A COMMIT statement in SQL ends a transaction within a relational database management system (RDBMS) and makes all changes visible to other users. The general format is to issue a BEGIN WORK (or BEGIN TRANSACTION , depending on the database vendor) statement, one or more SQL statements, and then the COMMIT statement.

5. Savepoint - Wikipedia

   en.wikipedia.org/wiki/Savepoint

   A savepoint is a way of implementing subtransactions (also known as nested transactions) within a relational database management system by indicating a point within a transaction that can be "rolled back to" without affecting any work done in the transaction before the savepoint was created. Multiple savepoints can exist within a single ...

6. Comparison of source-code-hosting facilities - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_source-code...

   A source-code-hosting facility (also known as forge software) is a file archive and web hosting facility for source code of software, documentation, web pages, and other works, accessible either publicly or privately.

7. Cloud database - Wikipedia

   en.wikipedia.org/wiki/Cloud_database

   A cloud database is a database that typically runs on a cloud computing platform and access to the database is provided as-a-service. There are two common deployment models: users can run databases on the cloud independently, using a virtual machine image, or they can purchase access to a database service, maintained by a cloud database provider.