What are the most important characteristics of pl/sql?
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How to retrieve Duplicate Rows only in a Table? Suppose if a Table Name is "Education". It consists of multiple columns. Then if we insert rows into this table with duplicate records then how can we retrieve only duplicate records from that table?
28 Answers Alps, Aricent, Bank Of America, Wipro,
Explian rowid, rownum?
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Why use truncate instead of delete?
..........refers to the disk mirroring
Types of cursors and explanation each of them ?
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