Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Create table employee and enter employee data in SQL?
Consider the following relational schemas: EMPLOYEE (EMPLOYEE_NAME, STREET, CITY) WORKS (EMPLOYEE_NAME, COMPANYNAME, SALARY) COMPANY (COMPANY_NAME, CITY) Specify the table definitions in SQL.
Ans. CREATE TABLE EMPLOYEE( EMPLOYEE_NAME VARCHAR2(20) PRIMARY KEY,STREET VARCHAR2(20),CITY VARCHAR2(15));CREATE TABLE COMPANY( COMPANY_NAME VARCHAR2(50) PRIMARY KEY,CITY VARCHAR2(15));CREATE TABLE WORKS( EMPLOYEE_NAME VARCHAR2(20)REFERENCES EMPLOYEE(EMPLOYEE_NAME,COMPANYNAME VARCHAR2(50)REFERENCES COMPANY(COMPANY_NAME,SALARY NUMBER(6),CONSTRAINT WORKS_PK PRIMARY KEY(EMPLOYEE_NAME, COMPANY_NAME));
Step 1 . Using Oracle, create the tables identified in the preferred solution for Assignment 2. Technicians (ZipCode, TechnicianID, FirstName, LastName, Street, City, State, Home
What are the different approaches for database design? There are two basic approaches for database design which are as follows: Attribute driven: It compiles a list of att
what is the need of a log in dbms
Why DML is used for? DML is used to Manipulation and processing of database. DML is provided for manipulation & processing of database. (Data stored in the database is processed
A Structure of a dependency diagram
Question 1 What are the advantages of DBMS approach in managing data? Question 2 What are the services provided by a database system Question 3 List and briefly describe
Describe substring comparison in SQL. For the relation Person (name, address), write a SQL query that retrieves the names of people whose name starts along with ‘A' and address co
How are tables stored on Disk? We realise that every record of a table can have different amounts of data. This is due to in some records; some attribute values may be "zero".
Define the terms i) DDL ii) DML DDL: Data base schema is specified by a set of definitions expressed by a special language known as a data def
How is concurrency identified? Concurrency in objects can be identified by the way they alter their state. Current objects can change their state independently. Aggregation imp
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd