A Database Limits

This appendix describes the database limits.

A.1 Database Limits

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

Note:

Interdependencies between these parameters may affect allowable values.

Table A-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 A-2 lists the Oracle Database file size limits in bytes.

Table A-2 File Size Limits

File Type	Maximum SIze
Data files	4,194,303 multiplied by the value of the DB_BLOCK_SIZE parameter
Import/Export files and SQL*Loader files	Unlimited
Control files	192000 database blocks