The 2nd assignment in the subsequent statement sets col2 to the current (up to date) col1 benefit, not the first col1 value. The end result is usually that col1 and col2 contain the similar value. This behavior differs from common SQL.
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if i am updating one document inside a desk At the moment no other user are not able to equipped insert ,update the document in identical desk How could it be doable
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7.Saved technique returns generally integer benefit by default zero. exactly where as perform return type may be scalar or table or table values
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For instance, in the customers desk, some prospects don't have any sale agent. The worth in the column saleRepEmployeeNumber is NULL as follows:
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You may need the UPDATE privilege only for columns referenced within an UPDATE that are actually up to date. You need only the Choose privilege for just about any columns that happen to be examine although not modified.
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