Informix is the traditional, object-relational database
management system of IBM. Still it has its own footprint with dedicated customers
and provides compact solutions. Let us get into the tutorial.
To understand the versioning,
Example Informix – Version: iif.12.10.FC7TL.linux-x86_64
12 – major, 10 – enhancement release, F –
Architecture(64bit) , C7 – sub release number,
TL- fixpack number.
Architecture
A server has multiple instances, which has own set of
resources, databases.
DBSpace – Set of one or more chunks that store data.can have
multiple DBSpace.
Chunk – a file/device(Can be raw devices) pre-allocated(Size should
be allocated while creating) for space that makes up a DBSpace. Can add more
chunks to DBSpace to extend.
Bufferpool – memory hold retrieved data for faster processing.
Commands in Informix
Oninit – Central
server core engine.
Onmode – manages
the running engine.
Onstat – gives
statistics & information about the current instance
Ontape – backup
utility for restore/backup
Onspaces – create/deletes
chunks
Onparams – manages
logical & physical logs
Installation Steps
Create a separate user and directory for the fresh installation,
Download and untar the
binary,
Run as root user and follow the command line prompt, below screenshots might help you to drive through,
Thus, Installation is complete. Please follow the next post for setting up the connectivity and database operations.
