ARRAY Element Reference | Data Types and Literals | Teradata Vantage - 17.10 - ARRAY Element Reference - Advanced SQL Engine - Teradata Database

Teradata Vantageā„¢ - Data Types and Literals

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1143-171K
Language
English (United States)

Accesses the value of a specified element in an ARRAY data type value.

ANSI Compliance

This statement is ANSI SQL:2011 compliant, but includes non-ANSI Teradata extensions.

Syntax

array_expression [ index_value [...] ]
You must type the colored or bold brackets.

Syntax Elements

array_expression
An expression that evaluates to an ARRAY data type.
index_value

Index to the element in the array whose value you want to access.

For a 1-D ARRAY type, index_value must be a positive integer in the range from 1 to n, where n is the declared size of the ARRAY type.

For an n-D ARRAY type, index_value must be a positive or negative integer in the range from m to n, where m is the declared lower bound of a dimension of the array, and n is the declared upper bound.