Solution : https://service.sap.com/sap/support/notes/1423845 (SAP Service marketplace login required)
Key words : 
abap runtime error occurs, database error text, sql error 156 occurred, latest dbsl patch, sql server version, sql statement, accessing table, index hints, incorrect syntax, entries method
Related Notes : 
       
| 133381 | Database-Hints in Open SQL for MS SQL Server |