What is a database link?

3 Answers  

---

Define overloaded procedure?

0 Answers  

---

SELECT flavor, SUM (ice_cream_sales) FROM sales_detail GROUP BY flavor ORDER BY 2 DESC If the "sales_detail" table contains ten records with different values in the flavor column (two "vanilla," three "chocolate," four "strawberry," and one NULL), how many rows are returned by the sample code above? 1. 0 rows 2. 1 row 3. 3 rows 4. 4 rows 5. 10 rows

8 Answers   Sonata,

---

Explain unique key in sql.

0 Answers  

---

In a PL/SQL block,which loop type should be used in a performance point of view & Why (as both loops can do the same task) 1) open - Fetch loop 2) for loop

4 Answers   JDA,

---

Why primary key is required?

0 Answers  

---

What is graph sql?

0 Answers  

---

Can we call procedure in select statement?

0 Answers  

---

What is sql select statement?

0 Answers  

---

What is cte?

0 Answers  

---

Is grant a ddl statement?

0 Answers  

---

What is rule base and cost base optimizer?

2 Answers   Thermotech,

---