IBM Support

CONCAT function with NULL values

Troubleshooting


Problem

When concatenating strings in Impromptu, where a field may be null, the results are not consistent across data sources.

[{"Product":{"code":"SSTQPQ","label":"IBM Cognos Series 7 PowerPlay"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Impromptu","Platform":[{"code":"PF025","label":"Platform Independent"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"Cognos 8 Migration Tools 8.1;Cognos ReportNet 1.1;Cognos ReportNet 1.1MR2;Cognos ReportNet 1.1MR3;Impromptu 6.0;Impromptu 7.3","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Migration Tools","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SUNSET","label":"PRODUCT REMOVED"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Component":"ReportNet","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"","label":""}},{"Product":{"code":"SSTQPQ","label":"IBM Cognos Series 7 PowerPlay"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Impromptu","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SS6G84","label":"IBM Cognos Analytics on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Historical Number

103731

Document Information

More support for:
IBM Cognos Series 7 PowerPlay

Software version:
Cognos 8 Migration Tools 8.1, Cognos ReportNet 1.1, Cognos ReportNet 1.1MR2, Cognos ReportNet 1.1MR3, Impromptu 6.0, Impromptu 7.3

Operating system(s):
Solaris, Windows

Document number:
108883

Modified date:
09 May 2025

UID

swg21336718

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