June 2018
Intermediate to advanced
478 pages
10h 52m
English
Content preview from IBM Db2 11.1 Certification Guide
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Containers
Containers are the actual physical files that store data. Containers have the following three categories of management:
- Database Managed Space (DMS)
- System Managed Space (SMS)
- Automatic Storage (AS)
A disk storage device can be used by Db2 in its raw state; we call this a raw device. In the past, raw devices were used for Db2 active logs because of the RAID 5 write penalty. However, due to improved storage devices, this is no longer needed. When the device is assigned a mount point and is mounted, it becomes a filesystem. A container is a fully qualified file or raw device.
A typical Db2 container is as follows:
/ts1/data/db2inst1/NODE0000/DB1/T0000057/C0000001.LRG
In the preceding code, the following applies:
- /ts1: Filesystem ...
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