CREATE MAP Syntax Elements - 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
dita:mapPath
ncd1596241368722.ditamap
dita:ditavalPath
hoy1596145193032.ditaval
dita:id
B035-1144
lifecycle
previous
Product Category
Teradata Vantage™
sparse_map_name
Name of the sparse map.
You cannot specify a name of an existing map or a name that begins with TD_.
For best practice, include "map" in the name, for example OneAMPMap or SmallTable_Map.
FROM contiguous_map_name
Name of the parent contiguous map for the sparse map. You must specify the name of an existing contiguous map.
You cannot specify TD_DataDictonaryMap or TD_GlobalMap.
SPARSE
Required keyword to indicate that the map is a sparse map.
AMPCOUNT = n
Specifies the number of AMPs for the map, where n is a value from 1 to the number of AMPs in the parent contiguous map, up to 1024.