https://userapps.support.sap.com/sap/support/knowledge/en/3084474
3084474 - PSAPSR3 tablespace with Autoextend turned on does not autoextend | SAP Knowledge Base...
Even with Autoextend turned on, the Data Files are not growing.
turned on
https://docs.oracle.com/en/database/oracle/oracle-database/26/sqlrf/img_text/autoextend_clause.html
Description of the illustration autoextend_clause.eps
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