17.05 - Example: Using the Target Table as the Source Table - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Manipulation Language

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
Published
January 2021
Language
English (United States)
Last Update
2021-01-22
dita:mapPath
vnq1596660420420.ditamap
dita:ditavalPath
hoy1596145193032.ditaval

The following example uses target table t1 as its source table:

     MERGE INTO t1
       USING t1 AS s
       ON t1.a1 = s.a1
     WHEN MATCHED THEN
       UPDATE SET b1 = 10
     WHEN NOT MATCHED THEN
       INSERT VALUES (s.a1, s.b1, s.c1);