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The changes are first recorded in the log, which must be written to stable storage, before the changes are written to the database. [2] The main functionality of a write-ahead log can be summarized as: [3] Allow the page cache to buffer updates to disk-resident pages while ensuring durability semantics in the larger context of a database system.
Synchronization process between a server and two clients. Data synchronization is the process of establishing consistency between source and target data stores, and the continuous harmonization of the data over time. It is fundamental to a wide variety of applications, including file synchronization and mobile device synchronization.
Shared file access involves but should not be confused with file synchronization and other information synchronization. Internet-based information synchronization may, for example, use the SyncML language. Shared file access is based on server-side pushing of folder information, and is normally used over an "always on" Internet socket. File ...
See File Synchronization Renames/moves Propagate renaming/moving of a file/directory. This saves bandwidth for remote systems but increases the analysis duration. Commonly done by calculating and storing hash function digests of files to detect if two files with different names, edit dates, etc., have identical contents. Programs which do not ...
A lazy replication system would allow both transactions to commit and run a conflict resolution during re-synchronization. Conflict resolution methods can include techniques like last-write-wins, application-specific logic, or merging concurrent updates. [1] However, replication transparency can not always be achieved.
If you're experiencing issues syncing your AOL account with older third-party mail apps like Kindle Fire's default mail app or the Mac OS mail app:
Sybase's Advantage Database Server (ADS) is an embedded database management system. It provides both Indexed Sequential Access Method (ISAM) and relational data access and is compatible with multiple platforms including Windows, Linux, and Netware. It is available as a royalty-free local file-server database or a full client-server version.
The database engine was written by Thomas Mueller. He also developed the Java database engine Hypersonic SQL. [2] In 2001, the Hypersonic SQL project was stopped, and the HSQLDB Group was formed to continue work on the Hypersonic SQL code. The name H2 stands for Hypersonic 2, however H2 does not share code with Hypersonic SQL or HSQLDB.