Compare and contrast between sql and sql server and explain its various functions?
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The table has 3 columns 4 rows. The output is which column has least null values( A COL SHOULD BE THE OUTPUT) Write the query plz. A B C ---------- 1 NULL 7 2 4 NULL NULL 5 NULL 3 NULL NULL
how do we code triggers , store procedure , Performance tuning and indexing in a Java Project? Pls kindly get me the perfect answer with the code for each....thank you in advance............pls any body kindly help me soon as possible....
What is mean by Program Global Area (PGA) ?
What is the maximum limit on the number of columns in a table?
How do you find current date and time in oracle?
What is dictionary cache ?
5. Display full details for the creditor/s who has received the single largest payment. Do not use a table join or set operator anywhere in your query.
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Can we commit inside a function in oracle?
What is an Extent ?
Why we choose emp number as primarykey?
Explain index?