if we give update table_name set column_name= default.
what will happen?
its given in pl sql block.what will hapen?
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Answer Posted / gopal
If default is speceified for the table then it will update
with default value. Else it will update null values
| Is This Answer Correct ? | 6 Yes | 1 No |
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Table 1: col1 Timestamp ---------------- 01-mar-2012 11:12:46 Table 2: col2 Timestamp -------------------- 01-mar-2012 11:12:10 01-mar-2012 11:11:23 Write a query to display a row with table2 col2 value less than tabl1 col1 value. Maximum timestamp value previous to table1 col1 value. Display a result as: Col1 col2 ----- ----- 01-mar-2012 11:12:46 01-mar-2012 11:12:10
