SAP Knowledge Base Article - Preview

2683893 - Understanding the type, usertype relationship between sysobjects & syscolumns - SAP ASE

Symptom

  • syscolumns and systypes both have 'type' and 'usertype' columns
  • Nullable column entries in syscolumns have a different combination of type and usertype than systypes does
  • Why?


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Environment

  • SAP Adaptive Server Enterprise (ASE)
  • SAP Adaptive Server Enterprise Cluster Edition (ASE CE)

Product

SAP Adaptive Server Enterprise 12.5 ; SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 15.7 Cluster Edition ; SAP Adaptive Server Enterprise 16.0 ; SAP Adaptive Server Enterprise 16.0 Cluster Edition ; Sybase Adaptive Server Enterprise 12.5 ; Sybase Adaptive Server Enterprise 15.0 ; Sybase Adaptive Server Enterprise 15.5 ; Sybase Adaptive Server Enterprise Cluster Edition 15.0 ; Sybase Adaptive Server Enterprise Cluster Edition 15.5 ; Sybase Adaptive Server Enterprise Cluster Edition 15.7

Keywords

Sybase, ASEServer, SAPASE, dataserver, syscolumns, systypes, type, usertype, null, nullable, internal type   , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , How To

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