Explain aggregate functions are available there in sql?
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What is the difference between join and union.
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What are the built in functions of sql?
Explain two easy sql optimizations.
Name three sql operations that perform a sort.
What is oracle pl sql developer?
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How are multiple column = value pairs delimited in the SET clause of an UPDATE statement? 1. With commas (SET price = 0, status = 'I') 2. With parentheses (SET (price = 0) (status = 'I')) 3. With double-pipes (SET price = 0 || status = 'I') 4. With square-brackets (SET [price = 0] [status = 'I'] 5. With single or multiple spaces (SET price = 0 status = 'I')
How many sql databases can you have on one server?
What is AUTH_ID and AUTH_USER in pl/sql ?
how many no of table can be join in a sql query.
How many scalar data types are supported in pl/sql?
What are sql indexes?
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