Solution : https://service.sap.com/sap/support/notes/1608674 (SAP Service marketplace login required)
Key words :
unusually high runtime, @p1 escape @p2, attached correction instructions, large time saving, index initially results, list index, mssqlsrv database, initial setup, programs saprseub, saprseuc takes
Related Notes :
1554667 | Where-used list: Index creation performance in MSSQL |