Can delete statement be rollbacked?
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What are the two types of exceptions in pl/sql?
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What are the conditions an underlying table must satisfy before a cursor can be used by a positioned update or delete statement? : Transact sql
Query for second maximum salary in each in each department
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in table there r so many rows write a query which two rows r updated last two day befor?
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write a query to delete similar records in same table
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A table was given with 3 columns like Manager id,Manager Name and Employee name. Question was to create hierarchy.
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