What is Image Copy Plus?
Image Copy Plus is a high-speed utility designed for backing up IMS databases on z/OS. It provides a replacement for the standard IMS image copy utility, offering improved performance for full function and DEDB databases. The product was initially released in the 1990s.
What are the primary functions of Image Copy Plus?
Image Copy Plus focuses on creating image copies of IMS databases. It does not provide the broader range of features found in modern backup and recovery solutions, such as point-in-time recovery, log-based backups, or integration with other database systems.
How does Image Copy Plus improve backup performance?
Image Copy Plus was designed to improve the speed of image copy operations compared to the standard IMS utility. It achieves this through optimized I/O operations and parallel processing techniques. The exact performance gains depend on the specific database and hardware configuration.
What types of IMS databases does Image Copy Plus support?
Image Copy Plus primarily supports full function and DEDB databases within the IMS environment. It is not designed for other database types or platforms. The product's capabilities are tightly coupled with the IMS database structure.