Understanding the Difference between ER and Dimensional Modeling Dimensional Modeling (DM) is a logical design technique that seeks to present data in a standard format that is intuitive and allows for high-performance access [1]. Fundamental idea of dimensional modeling is that every type of business data can be represented as a Cube or Hypercube. Dimensional Modeling is a favorite modeling technique in data warehousing. In DM‚ a model of tables and relations is constituted with the purpose
Premium Entity-relationship model
G. NARAYANAMMA INSTITUTE OF TECHNOLOGY & SCIENCE (For Women) DEPARTMENT OF IT Principles of Programming Language –Operator precedence rules? –Operator associativity rules? –Order of operand evaluation? –Operand evaluation side effects? –Operator overloading? –Type mixing in expressions? Arithmetic Expressions: Operators A unary operator has one operand A binary operator has two operands A ternary operator has three operands Arithmetic Expressions: Operator Precedence Rules The operator precedence
Premium Programming language Statement
Jiu Er: a female hero in Red Sorghum In 1988 Zhang Yimou made his directorial debut with Red Sorghum‚ the first Chinese Film gaining International (support). It is based on two Mo Yan’s novels‚ and it’s the first of a trilogy in which the director focuses on the analysis of the woman’s figure. In this film the main character is Jiu Er‚ a young woman forced to marry a leprous old man by her father‚ that sold her to buy a mule. Through the scenes‚ we are able to see how Jiu Er changes her life
Premium Love Marriage Character
HISTORY AND PHYSICAL EXAMINATION OR EMERGENCY DEPARTMENT TREATMENT RECORD Patient Name: Brenda Seggerman Patient ID: 903321 Date of Admission/ Date of Arrival: 03/27/2015 PHYSICAL EXAMINATION: Vital signs show temperature 97 degrees. Pulse 53 respirations 22. Blood pressure 108/60. GENERAL: physical exam revels a well-developed‚ well-nourished 35-year-old white female is the moderate amount of distress at the time of the examination‚ HEENT are all remarkable except poor indentation. Neck is soft
Premium Pregnancy Uterus
Mojave Desert Organisms * Planate (Vegetation) – Brittle Bush‚ California Juniper‚ Creosote Bush‚ Common Saltbush‚ Joshua Tree‚ Mojave Aster‚ and Triangle-leaf Bursage * Animalia (Animals) – Mammals include coyote‚ desert bighorn sheep‚ desert kit fox‚ spotted skunk‚ spotted bat‚ black-tailed jackrabbit‚ ground squirrels‚ kangaroo rat and white-footed mouse. Birds include eagles‚ hawks‚ owls‚ quail‚ roadrunners‚ finches‚ warblers and
Premium Plant Animal Trophic level
Today in education there are many individuals that need laws that are implemented under the IDEA (Individuals with Disabilities Education Act)‚ which is enforced by Public Law 94-142. This act implements certain plans that individuals with disabilities can use to help them with their special needs within a classroom. The Individualized Family Service Plan (IFSP)‚ the Individualized Education Plan (IEP) and the 504 plan all have many some things in common. However there are also many differences that
Premium Individuals with Disabilities Education Act Individualized Education Program Special education
Free Data Flow Diagrams Tutorial DFD Tutorial Data Flow Diagrams - Introduction Data flow diagrams can be used to provide a clear representation of any business function. The technique starts with an overall picture of the business and continues by analyzing each of the functional areas of interest. This analysis can be carried out to precisely the level of detail required. The technique exploits a method called top-down expansion to conduct the analysis in a targeted way. [pic] The
Premium Data flow diagram Flowchart Process management
ACTIVITY DIAGRAMS IN UML Activity Diagrams WHAT IS AN ACTIVITY DIAGRAM? Activity diagrams consist of activities‚ states and transitions between activities and states. Activity diagrams combine ideas from event diagrams‚ Petri nets and state modeling techniques An activity diagram is a special case of state charts in which most or all states are activity states and most or all transitions are triggered by the completion of activities in the source state. What is an Activity Diagram? The
Premium Flowchart Unified Modeling Language Use case
Tutorial Week 7 - Class and Entity-Relationship Diagrams 1 Class Diagrams and Entity Relationship Diagrams (ERD) Class diagrams and ERDs both model the structure of a system. Class diagrams represent the dynamic aspects of a system: both the structural and behavioural features. ERDs‚ depicting only structural features provide a static view of the system. 2 Class Diagrams 2.1 Elements of a class diagram: 2.1.1 class A class is a general concept (represented as a square box). A class defines
Premium Entity-relationship model Relationship
PROPERTY DIAGRAMS OF PURE SUBSTANCES SUBJECT : ENGINEERING THERMODYNAMICS CONTENTS: * Phase and pure substance * Properties of a substance * P-V diagram for a pure substance * P-T diagram for a pure substance * P-V-T surface * T-S diagram for a pure substance * h-s diagram for a pure substance Thermodynamic Properties * Characteristics by which physical properties of system may be described. e.g. pressure‚ volume‚ temperature‚ entropy‚ enthalpy etc
Free Thermodynamics