17.00 - 17.05 - Example: User-Specified Sample Percentage - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - Database Administration

Product
Advanced SQL Engine
Teradata Database
Release Number
17.00
17.05
Published
June 2020
Language
English (United States)
Last Update
2021-01-22
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The following requests sample statistics on the o_orderkey with user-specified sample percentage. Statistics are collected by reading 10% of the table rows:

COLLECT STATISTICS
             USING SAMPLE 10 PERCENT
            COLUMN o_orderkey
                ON orders;