SAP Knowledge Base Article - Preview

2622421 - Table size increased after increasing page size

Symptom

After migrating to a server with a larger page size, table sizes may increase.

Example: After changing page size from 2K to 8K, one table increased from 6.3 GB to 18.3 GB for the same row count of ~4 million rows, with no changes in the table definition.


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Environment

SAP Adaptive Server Enterprise (ASE)
Change in page size
Table with LOB columns

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, page size, table size, sp_spaceused, lob, blob,  text, image, unitext, java, xml,  @@maxpagesize, in-row, compression. , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , Problem

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