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Order by clause
Example:
SELECT EMPNO, ENAME, SAL*12 "ANNUAL" FROM EMP
ORDER BY ANNUAL;
Example: //Sorting by multiple columns//; ascending order on department number and descending order of salary in each department.
SELECT ENAME, DEPTNO, SAL FROM EMP
ORDER BY DEPTNO, SAL DESC;
This constraint shows that the key attribute value in each tuple must be unique, i.e., no two tuples have the similar value for the key attribute. This is because the value of the
Write an sql statement to find what is the percentage of home policies which are from the state of Arizona out of all Home policies by Policy Value.
why are older data base model are being replaced by new data model
Project: Microsoft Access You have been asked by the ABC Tanning Salon to create a database that can be used to track the salon's customers. You are to create a table in Access
What is the aim of object design The aim of object design is to identify object which the system contains and the interactions among them. The system implements specification
a. Define the term "deadlock". There are four conditions that must hold before deadlock is possible. Name them. b. Outline an algorithm that detects whether there is a deadlock.
Which data manipulation command combines the records from one or more tables ? JOIN data manipulation command combines the records from one or more tables.
In problems 1 - 4, you are given the columns of a table, and a set of functional dependencies. Determine the normal form of this table. Remember that the normal form is the HIGHE
Define seek time. The time for repositioning the arm is known as the seek time and it enhances with the distance that the arm is known as the seek time.
Consider employee table of (i) and list names of department(s) for which average salary for department is more than 10,000. (SELECT d_name FROM dept WHERE d_code IN (SELECT d_c
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