E-R Diagram Introduction:- In 1976 ‚Chen developed the Entity-Relationship Diagrams ‚a high-level data model that is useful in developing a conceptual design for database . An ER diagram is a diagram containing entities or “items”‚ relationships among them‚ and attributes of the entities . The E-R model is one of the best known tools for logical database design. Within the database community‚ it is considered a natural and easy-to-understand way of conceptualizing the structure of database.
Premium Entity-relationship model
Methadone Maintenance Treatment Methadone Maintenance Treatment (MMT) programs were originally designed to reduce use of heroin and opiates among people addicted to these drugs. Methadone Maintenance Treatment Program has a long history of effiency as a therapy and is a procedure for the addict to become stabilized in their life term. Treatment for drug addiction is an essential method for breaking one’s dependence with drugs‚ while providing the foundation needed to restore normality into his
Premium Heroin Addiction Morphine
Operator Independent Truck Dispatch System (O.I.T.D.S.) - It is a Global Positioning System based Truck Dispatch System(TDS). It is a system which cover the functionality of the production‚ surveying and other related department of the mine relevant to the operation of TDS. It ’s working in online transaction- processing (OL TP) environment with real time monitoring of HEMM performance. The system assists in the following works • Reducing queuing of dumpers and idle time of high value HEMM
Premium Global Positioning System
Activity Diagram Administrator Inventory System Use Case Descriptions Inventory Use case: Search Item Actor: Sales Clerk Description: The system will search the item. Use case: Look Up remaining stocks. Actor: Sales Clerk Description: The will Look Up if they are enough stocks for the item. Use case: Look Up Item Price Actor: Sales Clerk Description: The system will look up the item price. Use case: Produce item details Actor: Sales
Premium Unified Modeling Language Critical path method Project management
Computer Maintenance Guide Do you get days where you feel like tearing your hair out‚ because your Pc will not operate in the manner which it did when you first bought it. Believe me you are not alone‚ this happens to most of us‚ especially if your Pc is a few years old and you have not given it the maintenance it requires. Pcs need to be kept in good condition and from time to time they have to be given a good clean out. In this E-book‚ I shall give you the steps which you need to carry
Premium Windows Vista Personal computer Computer
in mathematics. Developed at the end of the 19th century‚ set theory is now a ubiquitous part of mathematics‚ and can be used as a foundation from which nearly all of mathematics can be derived. In mathematics education‚ elementary topics such as Venn diagrams are taught at a young age‚ while more advanced concepts are taught as part of a university degree. A set is a well defined collection of objects. Georg Cantor‚ the founder of set theory. A set is a gathering together into a whole of definite‚ distinct
Premium Mathematics Venn diagram Logic
budget rate‚ calculate monthly budget‚ generate reports after manually filing data into excel sheets after collecting paper copies from various departments. This process being manual can induce human errors and can be time consuming. In the swim lane diagram below‚ we can see the flow of the
Premium Report Unified Modeling Language Budget
Maintenance And System Information Maintaining your computer can be very tedious‚ but with the proper knowledge you can simplify this process by automating many features so they run and function with minimal or no user input. Turning on Window’s automatic updater will help keep your system up to-date. You can set the updater to check at set times with Microsoft to see if there are any new updates available. Knowing vital information about your system is an important step in keeping your
Premium Management United States Balance sheet
You should spend about 20 minutes on this task. The following diagram shows how greenhouse gases trap energy from the Sun. Write a report for a university lecturer describing the information shown below. Write at least 150 words. Complete the answer by filling the gaps with a word or phrase from the box below. lead to release result in subsequently fell reach less decades amounts as a result of Energy from the Sun .................... the Earth as heat. Some of this heat
Premium World population Population growth Population
Fishbone Diagram Part 1 Individual Project Fishbone diagram allows Hotel Escargo to turn the problem upside down working through the roots so that the issue is fixed. It is also easier to fix the smaller problems that lead to the main problem. Looking at the check-in delays‚ there are a lot of small issues that have led to this occurrence. The first issue is computer malfunctions. Often times‚ computers tend to freeze due to glitches in the used software
Premium Ishikawa diagram Room Hotel