What is the purpose of a sql?
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Which is better cte or subquery?
Explian rowid, rownum?
Explain what is a view?
what is inline command?
How many parts of a pl sql block are optional?
what is meant by databases
What are the datatypes available in pl/sql ?
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
State the advatage and disadvantage of Cursor's?
What is consistency?
What is procedure function?
What is the use of & in pl sql?
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