[ADMIN] database physical storage

hai... I have observed that the size of data (for example size of table in a database) stored by database system on physical storage is more than actual datasize.It seems database is storing data in some format.For example i have created a table with data 15MB considering each INTEGER of

[ADMIN] problem with installing postgresql

hai... i have some problem with installing postgresql. Following is the output of installation: -- [EMAIL PROTECTED] pgsql]$ initdb -D /usr/local/pgsql/Data/ The files belonging to this database system will be owned b