Database Architecture DBM/380 –Database Concepts September 9‚ 2013 Sandra Graca Database Architecture Database systems are a way to collect and store large amounts of data. Essentially‚ database are electronic filing systems that store raw data to be later retrieved as useable information (Skillport‚ ). Using such a tool simplifies the filing and storage of all sorts of information used by businesses today. A common type of database is a customer/inventory database. Different tables
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CIS515 – CLASS #1 NOTES 1. Database – is a collection of related files (Tables) 2. File (Table) – is a collection of records (Rows) 3. Record (Rows) – is a collection of fields (Columns) 4. Field (Columns) – is a collection of characters (Bytes) 5. Character (Bytes) – is a collection of 8 bits 6. Bits – the smallest representation of data‚ it is either 1 (on voltage) or 0 (off voltage) Database File Table Record Rows Field Columns Character Bytes Bits
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Samer Shaat IS 3100 T/TH- 5:00- 6:15 How Much is a Database Worth? 1) Many small business owners have found it financially advantageous to purchase their own building. As one owner remarked upon his retirement‚ “We did well with the business‚ but we made our real money by buying the building.” Explain why this might be so. There are three reasons why a small business owner might want to own the building in which they operate. First‚ the cost of moving around is expensive. Some small business
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costs/expenditures * Product pricing * Budgeting * Investment appraisal * Setting quantifiable targets in performance measurements Definition of Environmental costs 1. US Environmental Protection Agency argued that the definition of environment cost depends on how a company intends to use the information‚ for example in capital budgeting or product design. * Conventional costs are those raw material and energy costs having environmental
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Database Management Systems Memo Name: School: DBM-380 Database Concepts Instructor: Date: Database Management Systems Memo CST is a small company doing business for over 30 years. CST provides rehab services with several locations in the Los Angeles Metro area. Due to the nature and size of the business‚ there currently is no need for a huge network infrastructure. CST has a ten user network with two non-networked computers at each of its sites. The financial software is a product
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a) Describe the user needs of the database and identify the functionality that they are expecting from a Relational Database Management System (RDMS). Due to Katrina and her two staff members now using databases to support their company which is the Mail Order Company‚ the database must be able to add new orders to the system with the correct information about the customer‚ the product and calculation of total order. The database will also need to be able to automatically calculate the total order
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Week 3 Determining Databases and Data CommunicationsBIS 320 Week 3 Determining Databases and Data CommunicationsScenario 1: If I were a marketing assistant for a consumer electronic company and I had to set-up my company’s booth at the tradeshow. I would be need to be extremely detailed in packing up equipment and components. The cost of this technology is extremely expensive and it is my responsibility and my job on the line. When technology companies do tradeshows there are a wide variety of equipment
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Sometimes we have to save image‚ any type of multimedia file or text file in Oracle database from client. In web application client must upload the file in web server or any other machine. But web server can access that directory where the files are uploaded. To complete the operation we can use Oracle Blob data type‚ Oracle directory and with a procedure. Implementation: Suppose we have a table name ImageTable. The table should be like this. CREATE TABLE ImageTable ( ID NUMBER‚ FILENAME
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Determining Databases and Data Communications Kevin Dinkel BIS320 6/16/2014 Cynthia Pryke Determining Databases and Data Communications Being placed in scenarios gets you out of the student mindset and puts you in a unique decision making state of mind. I enjoy these exercises to ensure there is an understanding of what it takes to get into that state of mind. Scenario 1 Tracking data about booth components‚ equipment‚ shippers‚ and shipments are extremely important part of my job. Understanding
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and marks reduction): 11th August 2014 Assignment Topic Consider the following scenario. Dinuki Hire firm is a small family business that stocks general equipment such as garden tools‚ car maintenance tools etc. for hiring to its customers. A database system is required to simplify management of the business and to provide some financial information and maintaining stocks. Equipment’s are classified under various categories. Equipment’s are of different brands within each category. Brands are
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