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Oracle® Database Administrator’s Reference
10g Release 1 (10.1) for UNIX Systems: AIX-Based Systems, hp HP-UX PA-RISC (64-bit), hp Tru64 UNIX, Linux x86, and Solaris Operating System (SPARC)
Part No. B10812-01
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F Database Limits

This appendix describes the database limits. It contains the following section:

Database Limits

Table F-1 lists the default and maximum values for parameters in a CREATE DATABASE or CREATE CONTROLFILE statement.


Note:

Interdependencies between these parameters might affect allowable values.

Table F-1 CREATE CONTROLFILE and CREATE DATABASE Parameters

Parameter Default Maximum Value
MAXLOGFILES 16 255
MAXLOGMEMBERS 2 5
MAXLOGHISTORY 100 65534
MAXDATAFILES 30 65534
MAXINSTANCES 1 63

Table F-2 lists the Oracle Database file size limits in bytes specific to UNIX.

Table F-2 File Size Limits

File Type Operating System Maximum SIze
Data files Any 4,194,303 multiplied by the value of the DB_BLOCK_SIZE parameter
Import/Export files and SQL*Loader files Tru64 UNIX

AIX, HP-UX, Linux, Solaris: 32-bit with 32-bit files

AIX, HP-UX, Linux, Solaris: 32-bit with 64-bit files

AIX, HP-UX, Linux, Solaris: 64-bit

16 TB

2,147,483,647 bytes

Unlimited

Unlimited

Control files Solaris, HP-UX, Linux 20000 database blocks
AIX 10000 database blocks

Tru64 UNIX 19200 database blocks