How many sql databases can you have on one server?
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How many levels can subqueries be nested in a FROM clause?
In packages the source code is compiled into p code ? how do we describe the p code
what is External tables? explain with examples
SELECT category, type, AVG(price) FROM products GROUP BY category, type ORDER BY 1, 2 If there are three distinct categories in the "products" table, and each one has five different types, how many rows are returned by the query above? 1. 1 row 2. 3 rows 3. 5 rows 4. 8 rows 5. 15 rows
Explain what is sql*plus?
How do we accept inputs from user during runtime?
How to set up sql*plus output format in oracle?
what are the advantages and disadvantages of cascading style sheets? : Sql dba
What are the return values of functions SQLCODE and SQLERRM ?
what is data manipulation language? : Sql dba
What is a subquery in sql?
What is a natural join?
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