Questions: How would you calculate the average time from start to offer extend?
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uppose CompanyLocations has company IDs that don’t appear in CompanyHeadcount. How would you create a single dataset with company ID, location, and headcount, but headcount is set to 0 for companies absent from CompanyHeadcount table?
Suppose we have a table which stores Offers data with the following columns: Offer_ID, Candidate_ID, Recruiter_ID, Application_Create_Date, Offer_Extend_Date.
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How would you calculate the average time from start to offer extend?
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- You have the following tables: APARTMENTS (ADDRESS, CITY, STATE, RENTER_ID, RENTER_LAST_NAME) RENTERS (RENTER_ID, FIRST_NAME, LAST_NAME) What is the primary key for the APARTMENTS table? (It may be a composite key involving 2 or more fields) What are the foreign keys, if any? What is the primary key for the RENTERS table? What are the foreign keys, if any? What field in RENTERS can be eliminated so that the RENTERS table is normalized?Using the Henry Books database, add the new title from Stephen King to the wrote table: Book code = 3578 Author number = 6 Edition = 1 You will insert 2 snips for this question. What construct did you use to add a row to the wrote table. Insert the snip of the construct used: Insert the snip of the wrote table. Be sure the new row is displayed:Personal Insurance, Inc. is a national company that insures homeowners and renters. It also offers umbrella policies that provide additional coverage. As a regional manager, you need to be able to query the database to help make decisions and to answer questions from other employees. Create a query based on the Customers table in Query Design View with the following options: Add the CustomerID, FirstName, LastName, and DateOfBirth fields to the design grid in that order. Sort the records in ascending order by LastName. Save the query using CustomerLastNameSorted as the name.Open the query in Datasheet View, then close it, saving if necessary. Open the HomeownersPremium query in Design View and make the following changes to the query: Delete the CustomerID column from the design grid. Add criteria to select only those records where the Premium field value is greater than 2,000. Save the changes to the HomeownersPremiumOpen the query in Datasheet View, then close it, saving if…
- JOIN TABLES One row in the PAT_ENC table represents one patient encounter. One row in the ORDER MED table represents one medication order. One patient encounter can have many medication orders but one medication order can only have one patient encounter. In other words, the cardinality of this PAT_ENC to ORDER_MED relationship is one-to- many. You start a query with PAT_ENC. You then add ORDER_MED using an inner join. What is true about the granularity of the result set before and after adding the ORDER_MED table? SELECT ONE OF THE FOLLOWING A. The granularity stays at one row per patient encounter. B. The granularity stays at one row per medication order. C. The granularity changes from one row per patient encounter to one row per medication order on an encounter. D. The granularity changes from one row per medication order to one row per patient encounter.Considering Vaccination Database, write queries to: Display the Subject CNIC, Name, Contact, Dose1 Center, and Dose2 Center as shown below: CNIC Name Contact Dose1 Center Dose2 Center 22401-6645321-1 Nasir 3409991112 Lachi Kohat 2 14301-6045321-5 Shahab 3409991112 kohat 3 Dara The subjects who have been vaccinated different types in Dose1 and Dose2. For instance, subjects who were vaccinated ‘Sinovac’ in the first dose, while Pfizer in the second dose.How many Viles of each type have been consumed so far. How many subjects are vaccinated from expired viles. Suggest the name of Incharge for the best performance award based on the highest number of subjects vaccinated on a single dayAdd two columns to the EMPLOYEES table. One column, named EmpDate, contains thedate of employment for each employee, and its default value should be the system date. Thesecond column, named EndDate, contains employees’ date of termination. When I put this formal it says, line 2 has invalid identifier! Can you help me what I need to fix from line 2? alter table EMPLOYEES2add column EmpDate date = getdate(),add column EndDate;
- Update table product to set the value of column productType equal to the corresponding id value in the table productType. This requires a SELECT * FROM productType: to see what the id value is for each type. For example, in my database a. 1|meat b. 2| seafood c. 3| vegetable d. 4 grain and rice e. 5 bakeryOne row in the PAT_ENC table represents one patient encounter. One row in the ORDER_MED table represents one medication order. One patient encounter can have many medication orders but one medication order can only have one patient encounter. In other words, the cardinality of this PAT_ENC to ORDER_MED relationship is one-to- many. You start a query with ORDER_MED. You then add PAT_ENC using an inner join. What is true about the granularity of the result set before and after adding the PAT_ENC table? A. The granularity stays at one row per patient encounter B. The granularity stays at one row per medication order C. The granularity changes from one row per medication order to one row per patient encounter D. The granularity changes from one row per patient encounter to one row per medication order on an encounter MIN DE HEImplement the above schema with its attributes and relation.• Drop the column PAdress from the above Person table.• Change the column PDesignation from above PersonOfficeDetails table VARCHAR (20) toVARCHAR (30).• Change the data type/definition of column POfficeAdress INT to TEXT from above PersonOfficeDetails table.• Rename Person Table to Person_AlterTable.• Insert one meaning full data on each table of your choice
- Write SQL code following: A. Create a new Table, and name it DEPARTMENT. It contains 3 columns: DEPT_CODE, DEPT_NAME, and SCHOOL_CODE. DEPT_CODE is VARCHAR2(10), and can not be missing when inserted, it also should not have duplicated values. DEPT_NAME is VARCHAR2(30) format, and SCHOOL_CODE is VARCHAR2(8) format. The primary key is DEPT_CODE ; B. Remove the Emp 103 from the PROFESSOR table; C. Change the CRS_DESCRIPTION field (VARCHAR2) from 25 characters to 40 characters in the COURSE Table; D. Modify the Last name (EMP_LNAME) of Prof. ELSA Smith to "KELCE", in the EMPLOYEE table.The Driver Relationship team wants to ensure that the all driving license IDs in the active drivers table have the length of 7. Alter the ACTIVE_DRIVERS table created in Chapter 8, Activity 1 to check the length of the DRIVER_DRIVING_LICENSE_ID.Create an ADD TRIGGER. Explain what the trigger does. Test and show the related results of this trigger. Table 1: CREATE TABLE BSR_PASSENGER (PASSENGER_ID INT NOT NULL UNIQUE, FULL_NAME VARCHAR(30), COUNTRY VARCHAR(40), CITY VARCHAR (40), PRIMARY KEY (PASSENGER_ID)); Table 2: CREATE TABLE BSR_FLIGHT (FLIGHT_ID INT NOT NULL UNIQUE, AIRLINE_NAME VARCHAR(50), CREW_MEMBERS INT, PRIMARY KEY (FLIGHT_ID)); Table 3: CREATE TABLE BSR_BOOKING (BOOKING_ID INT NOT NULL UNIQUE AUTO_INCREMENT, PASSENGER_ID INT NOT NULL, FLIGHT_ID INT NOT NULL, COST DEC(6,3), PRIMARY KEY (BOOKING_ID), FOREIGN KEY (PASSENGER_ID) REFERENCES BSR_PASSENGER(PASSENGER_ID), FOREIGN KEY (FLIGHT_ID) REFERENCES BSR_FLIGHT(FLIGHT_ID));
