Guidelines for Other Batch Operations - Analytics Database - Teradata Vantage

Database Administration

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2023-11-03
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lifecycle
latest
Product Category
Teradata Vantageā„¢

When updating, exporting, or doing other batch operations, use the guidelines in the following table to consider the best choice for your job.

Task First Choice Second Choice
Merging a large number of rows when logged on session are near their full capacity INSERT ... SELECT or MERGE Tpump
Merging a large number of rows when the specific order of updates is important TPump INSERT ... SELECT or MERGE
Export a small number of rows from any table BTEQ FastExport
Export a moderate or large number of rows from a large table FastExport BTEQ
Update a small number of rows in any table TPump BTEQ
Update a large number of rows in a large table MultiLoad BTEQ insert table into a new one.
Perform multiple DML (INSERT, UPDATE, DELETE) operations on a small number of rows on multiple tables MultiLoad or TPump when the transaction density is too low for satisfactory performance BTEQ
Perform multiple DML (INSERT, UPDATE, DELETE) operations on a large number of rows on multiple tables MultiLoad TPump
Copy one or several tables to a different Vantage system DSA FastExport and FastLoad
Copy all tables in the Vantage system to a different Vantage system DSA  
Load an identity column table TPump (in ROBUST mode) BTEQ .IMPORT
Load the data into staging table Teradata PT Load Operator Teradata PT Update Operator