What is the purpose of primary key?
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31 Answers A1 Technology, Wipro,
Initially question was asked to mention the types of indexes. Then asked about BITMAP INDEX and B-Tree Index
I have one table and column is c1 pk, c2 not null,c3 not null and 200 row in it and i add c4 column and value, how can is possible
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What is the purpose of the primary key?
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