Solution : https://service.sap.com/sap/support/notes/1248096 (SAP Service marketplace login required)
Key words :
aredeleting obsolete orders, sd order tables, report /sapapo/sdorder_del, /sapapo/sales table, terms /sapapo/sdorder_del, database/sapapo/ord_tpop, long running deletestatements, /sapapo/sdorder_put, /sapapo/atplpg, long runtime
Related Notes :
1247395 | /sapapo/sdorder_del: Long runtime when deleting orders |
553476 | Composite SAP note: Report /sapapo/sdorder_del |