Example: HELP COLUMN for a Table - Advanced SQL Engine - Teradata Database

SQL Data Definition Language Syntax and Examples

Product
Advanced SQL Engine
Teradata Database
Release Number
17.00
Published
September 2020
Language
English (United States)
Last Update
2021-01-23
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wgr1555383704548.ditamap
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B035-1144
lifecycle
previous
Product Category
Teradata Vantage™

A KanjiEBCDIC user creates a table using four character data types:

     CREATE TABLE kanji_user.table_1,
      NO FALLBACK,
      NO BEFORE JOURNAL,
      NO AFTER JOURNAL (
        clatin   CHARACTER(5) CHARACTER SET LATIN,
        cgraphic CHARACTER(5) CHARACTER SET GRAPHIC,
        csjis    CHARACTER(5) CHARACTER SET KANJISJIS,
        cunicode CHARACTER(5) CHARACTER SET UNICODE)
     PRIMARY INDEX (clatin);

This HELP COLUMN request displays information for all columns:

     HELP COLUMN table_1.*;

Following is the abbreviated BTEQ output formatted using the SIDETITLES and FOLDLINE options.

Column Name clatin
Type CF
Format X(5)
Max Length 5
Title ?
Column Constraint ?
Char Type 1
IdCol Type ?
UDT Name ?
Temporal Column ?
Current ValidTime Unique ?
Sequenced ValidTime Unique ?
Nonsequenced ValidTime Unique ?
Current TransactionTime Unique ?
Partitioning Column N
Column Partition Number 0
Column Partition Format NA
Column Partition AC NA
Security Constraint N
Derived_UDT ?
Derived_UDTFieldID ?
Column Name cgraphic
Type CF
Format X(5)
Max Length 10
Title ?
Column Constraint ?
Char Type 4
IdCol Type ?
Temporal Column N
Current ValidTime Unique ?
Sequenced ValidTime Unique ?
NonSequenced ValidTime Unique ?
Current TransactionTime Unique ?
Partitioning Column N
Column Partition Number 0
Column Partition Format NA
Column Partition AC NA
ConstraintID ?
Derived_UDT ?
Derived_UDTFieldID ?
Column Name csjis
Type CF
Format X(5)
Max Length 5
Title ?
Column Constraint ?
Char Type 3
IdCol Type ?
UDT Name ?
Temporal Column N
Current ValidTime Unique ?
Sequenced ValidTime Unique ?
NonSequenced ValidTime Unique ?
Current TransactionTime Unique ?
Partitioning Column N
Column Partition Number 0
Column Partition Format NA
Column Partition AC NA
Security Constraint ?
Derived_UDT ?
Derived_UDTFieldID ?
Column Name cunicode
Type CF
Format X(5)
Max Length 10
Title ?
Column Constraint ?
Char Type 2
IdCol Type ?
UDT Name ?
Temporal Column N
Current ValidTime Unique ?
Sequenced ValidTime Unique ?
NonSequenced ValidTime Unique ?
Current TransactionTime Unique ?
Partitioning Column N
Column Partition Number 0
Column Partition Format NA
Column Partition AC NA
Security Constraint N
Derived_UDT ?
Derived_UDTFieldID ?