Solution : https://service.sap.com/sap/support/notes/1286026 (SAP Service marketplace login required)
Key words :
symptom selecting sales order data, database table /sapapo/ord_link, delete program /sapapo/sdorder_del, /sapapo/atp_sd_order_buf_multi/sapapo/sdorder_read_sel_items, microsoft sql server reason, initial data load, microsoft sql server, terms /sapapo/sdorder_read, sap standard system, sales orders
Related Notes :
1047394 | Performance during SELECT from table /sapapo/ord_link |
652634 | FOR ALL ENTRIES performance with Microsoft SQL Server |
553476 | Composite SAP note: Report /sapapo/sdorder_del |