In a table i have columns A,B,C and i have a composite index on columns A,B if so will the following query uses index or not? SELECT sal,name FROM <table_name> WHERE A=<value> AND B=<value> AND C=<value>;

2 Answers   Mastek,

---

four procedures is are there should i write their in a package

2 Answers  

---

What is on delete set null?

0 Answers  

---

Write a sql query to get the third highest salary of an employee from employee_table?

0 Answers  

---

how to create object in plsql

3 Answers   Microsoft,

---

---

What does seeding a database mean?

0 Answers  

---

What is %type in pl sql?

0 Answers  

---

Does view contain data?

0 Answers  

---

what is global temporary tables and how use that tables in pl/sql packages

1 Answers   Cap Gemini,

---

What are different types of functions in sql?

0 Answers  

---

query to retrive the employees whose sal is greater than avg sal

10 Answers   TCS,

---

What are the usages of sql?

0 Answers  

---