16.20 - CREATE CONSTRAINT - Teradata Database - Teradata Vantage NewSQL Engine

Teradata Vantage™ SQL Data Definition Language Syntax and Examples

Product
Teradata Database
Teradata Vantage NewSQL Engine
Release Number
16.20
Published
March 2019
Language
English (United States)
Last Update
2019-05-24
dita:mapPath
wkf1512081455740.ditamap
dita:ditavalPath
TD_DBS_16_20_Update1.ditaval

Purpose

Creates the SQL row-level security constraint definition and associates it with specific UDFs to enforce that constraint.

Before creating a constraint you must:

  • Design the classification system that defines the set of name:value pairs that must be specified for the constraint.
  • Create the UDFs that enforce the constraint, which you must specify for SYSLIB.function_name.

Required Privileges

You must have the CONSTRAINT DEFINITION privilege to create a row-level security constraint.

Privileges Granted Automatically

None.

Syntax