What is the difference between union and union all operators?
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What is the difference between union and union all operators?
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- What does the cardinality ratio specify?Pls help on this questions ASAPNormalize the following tables to the third normal form (3NF). 1. Employee # First Name Last Name Branch Code Location Makati City Cebu City Davao City 20-01-560 Piper Duck Peter NCR-B01 19-02-457 Daisy Monkey VIS-B05 20-04-654 Luffy MIN-B02 21-02-642 Mickey Pooh Mouse LZN-BO5 Pampanga loilo City 18-03-076 Вear VIS-BO3 21-01-907 Rukia Kuchiki VIS-B03 Iloilo City 15-04-096 Liz Bennet MIN-B04 Cagayan de Oro 2. Description Supplier Supplier Name Location Package Price Type Item ID Brand Name ID Per Pack TL-021 Palmolive Shampoo ABC Supplier Iloilo City Вох 650 300ml S01 bottles FD-012 Chippy Chips 27g S35 UR Supplier Iloilo City Воx 350 Pack 1.5 L Bottle S21 ml S03 JST Merchandising Pavia 1MB Trading DR-003 Coke Case 800 DR-075 Nature's 500 Bacolod Case 500 Spring Bottles FD-904 Creamo 33gx10 Pack S03 1MB Trading Pavia Воx 180 3. Student First Last Subject ID Subject Instructor First Last ID Name Name Name ID Name Name 20-1234 Jane Doe Basic 18-021 Liddy Stone Eng101 English 20-2345 Paul…
- : STONEHENGE ENGINEERING WORKS: Stonehenge Engineering Works is a small company that specializes in complex engineering consulting projects. Most Engineering projects need large data transaction. The company is moving into new offices and ask you to design their data communication network. They are going to have two divisions in two different office sites in the same building, (two story office building) Engineering division in the first floor : They have a staff of 10 engineers (which is expected to grow over the next five years. And, additional new 15 PCs will be needed ) and the Database for the product development. Engineering division will be using 3D design and online collaborations tools which require large bandwidth and fast data communication. Management division in the second floor : There are 20 management and clerical employees who also need network connections, but whose needs are less intense. This site has database for the clients as well. All employees in the…solution not copied else report1. Write a database description for each of the relations shown, using SQL DDL (shorten, abbreviate, or change any data names, as needed for your SQL version). Assume the following attribute data types: StudentID (integer, primary key) StudentName (25 characters) FacultylD (integer, primary key) FacultyName (25 characters) CourselD (8 characters, primary key)
- What is MINR minimum value across a range of value?discrete answer plaese as soon as possibleNormalize the following table to the 3rd Normal form: Student Student Phone Course Term Grade Instructor Instructor Phone Lauren Fernell 555-7771 MIS 350 F12 A Hess 555-2222 Lauren Fernell 555-7771 MIS 372 F12 B Sarker 555-2224 Lauren Fernell 555-7771 MIS 426 F12 A Fuller 555-2227 Lauren Fernell 555-7771 MIS 375 F12 B+ Wells 555-2228 Brigit Schnieder 555-2215 MIS 350 F12 A Hess 555-2222 Brigit Schnieder 555-2215 MIS 375 F12 B+ Wells 555-2228 Brigit Schnieder 555-2215 MIS 372 F12 A Sarker 555-2224 Brigit Schnieder 555-2215 MIS 374 F12 B Clay 555-2221 Jackie Judson 555-1245 MIS 350 F12 A Hess 555-2222 Jackie Judson 555-1245 MIS 372 F12 B+ Sarker 555-2224 How many tables did you create after normalizing the table? List each of…
- Q1 Answer Q1(a)-Q1(d) based on the information given in Figure Q1. /*The Batu Pahat Health Centre is responsible to report COVID- 19 cases at 10 different areas in Batu Pahat district daily. For each area, an IT staff is asked to input the area name, number of local cases, number of import cases, and number of death cases. */ #include #include struct CovidData{ char areaName [20]; int numLocalCase; int numImportCase; int numDeathCase; }; typedef struct CovidData CovidData; int getTotalCase (CovidData covidDataArray[], int size); int findIdxOfHighestDeathCase (CovidData covidDataArray [), int size); Figure Q1What are the differences between a Type 1 hypervisor and a Type 2 hypervisor?FIRST QUESTION : An embassy records details of interviews of visa applicants in the table below. Interviews are conducted by members of staff in some of the embassy rooms. In any given day, a member of staff tends to use the same room throughout that day. An applicant cannot have two interviews in the same day : R : applicantNo interviewDate interviewTime staffNo roomNo AP1 13.5.2016 10:30 S5 R101 AP2 13.5.2016 12:00 S5 R101 AP3 13.5.2016 12:00 S9 R200 AP2 22.9.2016 10:30 S5 R200 - List all possible candidate keys for the above relation :
