Communities
A collaborative platform to connect and grow with like-minded Informaticans across the globe
Product Communities
Connect and collaborate with Informatica experts and champions
Discussions
Have a question? Start a Discussion and get immediate answers you are looking for
User Groups
Customer-organized groups that meet online and in-person. Join today to network, share ideas, and get tips on how to get the most out of Informatica
Get Started
Community Guidelines
Knowledge Center
Troubleshooting documents, product guides, how to videos, best practices, and more
Knowledge Base
One-stop self-service portal for solutions, FAQs, Whitepapers, How Tos, Videos, and more
Support TV
Video channel for step-by-step instructions to use our products, best practices, troubleshooting tips, and much more
Documentation
Information library of the latest product documents
Velocity (Best Practices)
Best practices and use cases from the Implementation team
Learn
Rich resources to help you leverage full capabilities of our products
Trainings
Role-based training programs for the best ROI
Certifications
Get certified on Informatica products. Free, Foundation, or Professional
Product Learning Paths
Free and unlimited modules based on your expertise level and journey
Resources
Library of content to help you leverage the best of Informatica products
Tech Tuesdays Webinars
Most popular webinars on product architecture, best practices, and more
Product Availability Matrix
Product Availability Matrix statements of Informatica products
SupportFlash
Monthly support newsletter
Support Documents
Informatica Support Guide and Statements, Quick Start Guides, and Cloud Product Description Schedule
Product Lifecycle
End of Life statements of Informatica products
Ideas
Events
Change Request Tracking
Marketplace
English
  • PowerExchange for CDC and Mainframe 10.4.0
  • All Products

Table of Contents

Search

  1. Preface
  2. Introduction to PowerExchange
  3. DBMOVER Configuration File
  4. Netport Jobs
  5. PowerExchange Message Logs and Destination Overrides
  6. SMF Statistics Logging and Reporting
  7. PowerExchange Security
  8. Secure Sockets Layer Support
  9. PowerExchange Alternative Network Security
  10. PowerExchange Nonrelational SQL
  11. PowerExchange Globalization
  12. Using the PowerExchange ODBC Drivers
  13. PowerExchange Datatypes and Conversion Matrix
  14. Appendix A: DTL__CAPXTIMESTAMP Time Stamps
  15. Appendix B: PowerExchange Glossary

Reference Manual

Reference Manual

Back Next

Restrictions on PowerExchange Nonrelational SQL

Restrictions on PowerExchange Nonrelational SQL

PowerExchange places certain restrictions on the SQL that it supports to access nonrelational data sources.
Reordering or aggregating the result set is not supported. The sequence of data in a result set depends on the physical sequence and whether data was accessed via an index.
The following table lists and describes SQL expressions that are not supported:
Unsupported SQL Expression or Keyword
Comment
CREATE
Creation of nonrelational tables and indexes is not supported. Define these objects by using the underlying nonrelational system.
GROUP BY
Aggregation is not supported.
HAVING
Aggregation is not supported.
JOIN
SQL on more than one table is not supported.
ORDER BY
Reordering result sets is not supported.
SELECT * FROM TABLE1
WHERE COL1 IN
SELECT COL2 FROM TABLE2
Subselects are not supported.
SELECT COUNT(*)
Aggregation is not supported.
UNION
SQL on more than one table is not supported.
0 COMMENTS
We’d like to hear from you!