Skip Headers

Oracle® Database Utilities
10g Release 1 (10.1)

Part Number B10825-01
Go to Documentation Home
Go to Book List
Book List
Go to Table of Contents
Go to Index
Go to Master Index
Master Index
Go to Feedback page

Go to previous page
Go to next page
View PDF

B Backus-Naur Form Syntax

Each graphic syntax diagram in this book is followed by a link to a text description of the graphic. The text descriptions are a simple variant of Backus-Naur Form (BNF) syntax that includes the symbols and conventions explained in Table B-1.

Table B-1 Symbols and Conventions for Backus-Naur Form Syntax

Symbol or Convention Meaning
[ ] Brackets enclose one or more optional items.
{ } Braces enclose two or more items, one of which is required.
| A vertical bar separates alternatives within brackets or braces.
... Ellipsis points show that the preceding syntactic element can be repeated.
delimiters Delimiters other than brackets, braces, vertical bars, and ellipses must be entered as shown.
boldface Words appearing in boldface are keywords. They must be typed as shown. (Keywords are case-sensitive in some, but not all, operating systems.) Words that are not in boldface are placeholders for which you must substitute a name or value.