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2. Nan Konbine ranje ki baze sou kolòn dyalòg, chwazi kolòn nan ou vle retire kopi soti nan epi klike sou Prensipal kle fè li kòm kolòn prensipal kle a. Al gade nan Ekran:
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2. In the Combine Rows Based on Column dialog, select the column you want to remove duplicate from and click Primary Key to make it as the primary key column. See screenshot: