Define what sql is and its importance

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Reference no: EM1333465

1. Discuss what SQL is and its importance.

2. Name and describe the SQL statements used for data modification.

3. Compare the join and the SQL subquery.

4. Name and briefly describe the five SQL built-in functions.

5. Write the SELECT statement to display all the columns of the STUDENT table but only those rows where the grade column is greater than or equal to 90.

Reference no: EM1333465

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