A chunk is a physical portion of disk on which Informix stores its data. A chunk can be either a raw partition or a file system file. Informix suggests that a chunk's name be a symbolic link to the ac...

MySQL only supports one index type, but implements different data access paths using the various table types. The eight types of Oracle indexes are B-tree, B-tree Cluster, Hash Cluster, Reverse Key, Bitmap, Bitmap Join, Function-Based, and Domain.

MySQL supports six different types of tables, four of which do not support transactions (MyISAM, MERGE, ISAM, and HEAP) and two of which support transactions (InnoDB and BDB). The multiple table types...