Solution : https://service.sap.com/sap/support/notes/823654 (SAP Service marketplace login required)
Key words : 
optional import parameter i_t_seldr_ind type rsdd_t_seldr_ind, sapbwnews bw sp12 netweaver'04 stack 12, rsrt -> technical information -> statistics, 0b            import support package 27, 10 content            import support package 21, i_th_sfc import parameter, provide advance information, 50            import support package 12, rsdrc_multi_cube_data_get function module, rsdrc_multi_cube_data_get_para function module
Related Notes : 
       
| 887801 | Long runtime in the REMOVE_SELDR_0INFOPROV_NEW form | 
| 885733 | Part provider is read unnecessarily | 
| 825396 | Performance in reports with many selections | 
| 825302 | High memory requirement for table SELDR | 
| 805981 | Long OLAP time in the CHECK or CHECK_NODE_..form | 
| 763340 | SAPBWNews BW Support Package 12 NetWeaver'04 Stack 12 RIN | 
| 723263 | SAPBWNews BW 3.1 Content Support Package 21 | 
| 723258 | SAPBWNews BW 3.0B Support Package 27 |