15.00 - Notation for Online Help - Teradata Database

Teradata Database SQL Data Definition Language Detailed Topics

prodname
Teradata Database
vrm_release
15.00
category
Programming Reference
featnum
B035-1184-015K

Notation for Online Help

The notation used to display SQL statement and utility command syntax is simple, as indicated by the following table:

 

Notation Element

Description

[ ]

The item within the square brackets is optional.

{ }

The item within the curly braces is required.

[ … ]

The item within the square brackets can be repeated.

|

Exclusive OR. You can specify either the item to the right of | or the item to its left, but not both.

Stacked optional items indicate alternatives. For example, the following fragment indicates that you can choose only one of x, y, or z:

     [x]
     [y]
     [z]

Sequential optional items indicate independent options. For example, the following fragment indicates that you can choose x, y, z, x and y, x and z, y and z, or x, y, and z:

     [x] [y] [z]