Example: HELP COLUMN On Multiple table_name.* Expressions - Advanced SQL Engine - Teradata Database

SQL Data Definition Language Syntax and Examples

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
Published
January 2021
Language
English (United States)
Last Update
2021-01-22
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ncd1596241368722.ditamap
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dita:id
B035-1144
lifecycle
previous
Product Category
Teradata Vantage™

The following request executes HELP COLUMN on all columns of two separate tables.

     HELP COLUMN d.*, transaction_detail.*;
     *** Help information returned. 8 rows.
     *** Total elapsed time was 1 second.
     Column Name                 Type Nullable Format
     --------------------------- ---- -------- -------------------------
     transaction_header_key      I    Y        -(10)9
     vendor_key                  I    Y        -(10)9
     item_key                    I    Y        -(10)9
     stuff                       CF   Y        X(300)
     transaction_header_key      I    Y        -(10)9
     vendor_key                  I    Y        -(10)9
     item_key                    I    Y        -(10)9
     stuff                       CF   Y        X(300)