explain the difference between alternate key, business key, foreign key, generated key, primary key, retained key and surrogate key ? : Sas-di
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how to shift the rows to cols? eg: i have like field1 field2 field3 10 20 20 this should be displayed as field1 10 field2 20 field3 30 (without the obs col) how do this?can i use transpose or tell me suitable way to do this?
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