Solution : https://service.sap.com/sap/support/notes/1178671 (SAP Service marketplace login required)
Key words :
SQL DDL view SAPVIEW.STR Unicode conversion R3load
Related Notes :
| 1319517 | Unicode Collection Note |
SAP Note 1178671 - Conversion of Views from non-Unicode to Unicode
Component : I18N Unicode - DB/OS Migrations