what is not null constraint? : Sql dba

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What is Referential Integrity?

3 Answers  

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select 10 from dual; y its showing all the rows with 10?

1 Answers  

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What is data types in sql?

0 Answers  

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What is bulk compiling in pl/sql.?

0 Answers   MCN Solutions,

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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

3 Answers  

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How do I run a sql query?

0 Answers  

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Can you upgrade sql express to full sql?

0 Answers  

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How do you get all records from 2 tables. Which join do you use?

8 Answers   Microsoft,

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Differentiate pl/sql and sql?

0 Answers  

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What is the use of function in sql?

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What does cursor do in sql?

0 Answers  

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