What indices will be visited for the sorted data below? target = 38 index: 0 1 2 3 4 5 6| 7 8 value: 13 17 24 28 29 32 34 45 49 01234 5 6 0123456 7 8 9 01234 5678 none of these is correct 01234 5 6 7
Q: Indexing can clearly be very beneficial. Why should younot create an index for every column of every…
A: Indexes : 1. It will slow up inserts and updates because those changes will cause an update of every…
Q: MySQL) The data tables were too long to post here. Q1. Use TopBabyNamesbyState.csv1 and write…
A: As a complete data file is not provided, created a sample database using the above data. --- create…
Q: The DBA LOBS Dictionary view provides a description of LOBS contained in all tables. What TABLE NAME…
A: Hey there, I am writing the required solution of the questin mentioned above. Please do find the…
Q: You have a query that filters a BigQuery table using a WHERE clause on timestamp and ID columns. By…
A: Below find the solution Step 1 A) CREATE id AS SELECT * FROM BigQuery WHERE id in BigQuery.ID; Table…
Q: what is insert anomaly, Update anomaly, and Delete anomaly
A: An insert anomaly is the failure to add information to the database because of the shortfall of…
Q: The following three tables make up a simple reservation system for a small campground. The database…
A: We need to identify the missing relationship symbol for the given diagram.
Q: A manager has a list of items that have been sorted according to an item ID. Some of them are…
A: Given is an excel data, where student wants to find a number of duplicates as they occur.
Q: What indices will be visited for the sorted data below?
A: i have provided the answer in step2.
Q: 1. Run an update query that converts the uppercase names in the database into normal case (i.e.…
A: To convert the FirstName and LastName to proper case UPDATE query with StrConv can be used. The…
Q: CREATE TABLE Users( C_Id varchar(8) NOT NULL, astName Varchar(255) NOT NULL, FirstName varchar(255)…
A: Below are the scripts we use for creating the table and procedure and functions create table…
Q: Apex Salesforce Perform a Data Update using the Apesx Programming in the Salesforce In this…
A: Provided: Perform a Data Update using the Apesx Programming in the SalesforceIn this Assignment you…
Q: A dense index has an index for only some of the search values True False
A: Given: A dense index has an index for only some of the search values True False
Q: Which of the following function chooses a random index as the pivot? A. int Median(arr, left,…
A: Question. Which of the following function chooses a random index as the pivot? A. int…
Q: --Creating the tables USE Bobs_Home_Repair; DROP TABLE IF EXISTS dbo.BOB_EMPLOYEE; CREATE TABLE…
A: Database : It is collection of data which can be managed,accessed and maintained easily. Data Schema…
Q: Why am I getting a error message when trying to INSERT data for the table?? (photo attached)
A: Error:The data type for the “DEPARTMENT_ID” is declared as “int” type in the CREATE query but the…
Q: go create table salesman( salesman_id int primary key, name varchar(30), city varchar(20),…
A: select sum(commission) as total_commision from salesman; the above function will calculate total…
Q: i keep getting this message Msg 1778, Level 16, State 0, Line 23 Column 'salesman.salesman_id' is…
A: Given error is Column 'salesman.salesman_id' is not the same data type as referencing column…
Q: plz help fix the following use oracle plz create table volunteer( Vol_ID int NOT NULL, name…
A: Problem: Fixing the given query in Oracle.
Q: Task-6: Company also likes to find out the total purchase amount and the number transactions made by…
A: Using tail() method Use pandas.DataFrame.tail(n) to get the last n rows of the DataFrame. It takes…
Q: What indices will be visited for the unsorted data below?
A: Related to the Java. Target = -3 a) 0 1 2 3 4 5 6 7 8 b) 0 c) 0 1 2 3 4 5 6 7 8 9 d) None of these…
Q: CREATE TABLE MOVIE( mov_id int NOT NULL, mov_title varchar(255) NOT NULL, mov_releaseDate date,…
A: The ask is to create a stored procedure, called getMovieByYear, that, given a year, returns all the…
Q: create database GA2 go use GA2 go create table salesman( salesman_id int primary key, name…
A: The answer is
Q: CSCI425 - Sample Create the database that includes the following tables: Doctor Phone# (int) Name…
A: Created record database. In this database created two tables, one is a doctor and another was…
Q: 1- Generate a listing of all purchases made by the customers, using the output shown below as your…
A: Solution: We have to sort the results by customer code, invoice number, and product description…
Q: How would the index change after replacing 107 with 104, and adding an additional entry to the base…
A: HashMap class implements the Map interface which allows us to store key and value pair. The key…
Q: Which one of the following indexes would you choose to create to improve the runtime of the…
A: So in sql query, we use non-clustered index in b+tree index. so correct answer is:
Q: ou have a query that fil
A: A) CREATE id AS SELECT * FROM BigQuery WHERE id in BigQuery.ID; Table for each id has…
Q: References Mailings Review View Help 20 - Hash index entries are assigned to. a) Values b) Clusters…
A: Hash index entries are assigned to
Q: The file P02_18.xlsx contains daily values of the S&P Index from 1970 to mid-2015. It also contains…
A: Since there are multiple sub-parts, first three sub-parts are solved as per the Expert guidelines.…
Q: In the dataframe, df, seen above, how can you rearrange the data so the highest avgtemp (79.7) is on…
A: ANSWER:-
Q: Try switching the joins pthread_join(tid2, NULL); pthread_join(tid1, NULL); Do you see any…
A: Mutex lосk will оnly be releаsed by the threаd whо lосked it. Sо this ensures thаt…
Q: Write a query to display maximum bus tickets fare and give an alias name as MAXIMUM_AMOUNT BUSES…
A: Required: We have to write an SQL query that displays the maximum bus tickets fare and print it…
Q: For on ordered file based on key attribute, the following index can be created: O Clustering. O…
A: - We need to choose the correct option for the index to be choosen. - We need to choose correct for…
Q: What indices will be visited for the sorted data below? target = 34 index: 0 1 2 3 4 5 6 7 8 value:…
A: I have answered the question in step 2.
Q: to insert new row in the table in the database, we need to use O a. db.query(..); where db is object…
A: To insert a row into a table, you wish to specify 3 things:First, the table, that you would like to…
Q: What do you mean by Index hunting?
A: Introduction: A list of data, such as a group of files or database records, is an index. It's…
Q: What indices will be visited for the unsorted data below? target = 92 index: 0 1 2 3 4 5 6 7 8…
A: Given values 12,14,18,21,29,17,16,15,13 Target data=92
Q: Given the following query SELECT StudID, CourseTitle, Credits FROM Enrollment, Course WHERE…
A: d) hash-based index on Course.Credits
Q: Try switching the joins pthread_join(tid2, NULL); pthread_join(tid1, NULL); Do you see any…
A: Without Changing anything With changing pthread_join(tid2, NULL); pthread_join(tid1, NULL);…
Q: Consider the following struCtu Orade database. selneman eutomer MUMERIO ($) VARCHAR 30) ARCHAR (161…
A: Where clause is used to put condition check.
Q: MySQL Method create() to create a bench table with fields: id - integer, must…
A: According to the information given:- We have to create a method on the basis of instruction mention.…
Q: "natural join" in a relational database takes two tables of lnformation and combines entries from…
A: C = [ {A38182818,Spring2021,Math230,01,Su,A38182818},…
Q: Why it's useful to have index that partially sort a query if it doesn't present all of the results…
A: Indexing is used for all databases for faster accessing and reading the data. Every data have…
Q: database
A: Given :- A SQL database named as vaccination having a table 'admin' that have some attributes as…
Q: Which of the following function chooses a random index as the pivot? А. int Median(arr, left, right)…
A: Question. Which of the following function chooses a random index as the pivot?
Q: me Data type Constraint AuthorID Integer, auto-increment Primary key Name Up to 40 characters…
A: Use phpmyadmin to create a MySQL database called “library” that contains the following tables:…
Q: Create a list to save the elements and search if a specific key is in the list. Header file typedef…
A: #include <stdio.h> #include <stdlib.h> typedef struct list { int array[100];…
java question need help
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- In this database we have users that can be two types students or instructors. They have groups and memberships. Any user can post and the post type can be video, photo or text. Here is the table structure: CREATE TABLE USER_ ( USER_ID INT NOT NULL AUTO_INCREMENT, CREATE_DATE DATE NOT NULL, PROF_DESC VARCHAR (100), PROF_PIC VARCHAR(40), LOCATION VARCHAR (40) NOT NULL, PRIMARY KEY (USER_ID) ); CREATE TABLE USER_INFO( USER_ID INT NOT NULL, SU_EMAIL CHAR(18), USER_FNAME VARCHAR(15), USER_LNAME VARCHAR (15), USER_DOB DATE, USER_GENDER CHAR(1), PRIMARY KEY (USER_ID), FOREIGN KEY (USER_ID) REFERENCES USER_(USER_ID) ON UPDATE CASCADE ); CREATE TABLE STUDENT ( SU_ID INT NOT NULL, USER_ID INT NOT NULL, YEAR_ VARCHAR (10), MAJOR VARCHAR (20), LOCATION VARCHAR (40) NOT NULL, PRIMARY KEY (SU_ID), FOREIGN KEY (USER_ID) REFERENCES USER_(USER_ID) ON UPDATE CASCADE ); CREATE TABLE INSTRUCTOR ( SU_ID INT NOT NULL, USER_ID INT NOT NULL, DEPARTMENT VARCHAR (40), INSTR_TYPE VARCHAR (40),…ID At_fault_claims 1001 0 1001 1 1002 0 1002 1 1002 1 1003 0 1004 1 1005 1 1005 0 Aggregate the the dataframe above at the ID to create the following claim count variables: : Number of At Fault claims Number of Not At Fault claims it should be written with python We should now have two additional columns 'at fault count' and 'not at fault count' in our aggregate dataframeHow would the index change after replacing 107 with 104, and adding an additional entry to the base index with key value 155?
- Richardson Ski Racing (RSR) sells equipment needed for downhill ski racing. One of RSR's products is fencing used on downhill courses. The fence product comes in 150-foot rolls and sells for $215 per roll. However, RSR offers quantity discounts. The following table shows the price per roll depending on order size: Quantity Ordered To Price per Roll From 1 70 $215 71 140 $195 141 280 $175 281 and up $155 Click on the datafile logo to reference the data. DATA file (a) Use the VLOOKUP function with the preceding pricing table to determine the total revenue from these orders. (b) Use the COUNTIF function to determine the number of orders in each price bin. From Number of To Price per Roll 70 $215 !!! 140 $195 280 $175 and up $155 1 71 141 281 Orders 172Attempt to view the structure of the HOMEWORK13 view.The following tables provide a very small portion of the data that will be kept in the database. These data need to be inserted into the database for testing purposes. Write the INSERT commands necessary to place the following data in the tables that were created in Problem 65. RENTAL RENT_NUM RENT_DATE MEM_NUM 1001 01-MAR-13 103 1002 01-MAR-13 105 1003 02-MAR-13 102 1004 02-MAR-13 110 1005 02-MAR-13 111 1006 02-MAR-13 107 1007 02-MAR-13 104 1008 03-MAR-13 105 1009 03-MAR-13 111 VIDEO VID_NUM VID_INDATE MOVIE_NUM 54321 18-JUN-12 1234 54324 18-JUN-12 1234 54325 18-JUN-12 1234 34341 22-JAN-11 1235 34342 22-JAN-11 1235 34366 02-MAR-13 1236 34367 02-MAR-13 1236 34368 02-MAR-13 1236 34369 02-MAR-13 1236 44392 21-OCT-12 1237 44397 21-OCT-12 1237 59237 14-FEB-13 1237 61388 25-JAN-11 1239 61353 28-JAN-10 1245 61354 28-JAN-10 1245 61367 30-JUL-12 1246 61369 30-JUL-12 1246
- The database has three tables for tracking horse-riding lessons: Horse with columns: ID - primary key RegisteredName Breed Height BirthDate Student with columns: ID - primary key FirstName LastName Street City State Zip Phone EmailAddress LessonSchedule with columns: HorseID - partial primary key, foreign key references Horse(ID) StudentID - foreign key references Student(ID) LessonDateTime - partial primary key Write a SELECT statement to create a lesson schedule with the lesson date/time, horse ID, and the student's first and last names. Order the results in ascending order by lesson date/time, then by horse ID. Unassigned lesson times (student ID is NULL) should not appear in the schedule. Hint: Perform a join on the Student and LessonSchedule tables, matching the student IDsAccess Assignment Problem: JMS TechWizards is a local company that provides technical services to several small businesses in the area. The company currently keeps its technicians and clients’ records on papers. The manager requests you to create a database to store the technician and clients’ information. The following table contains the clients’ information. Client Number Client Name Street City State Postal Code Telephone Number Billed Paid Technician Number AM53 Ashton-Mills 216 Rivard Anderson TX 78077 512-555-4070 $315.50 $255.00 22 AR76 The Artshop 722 Fisher Liberty Corner TX 78080 254-555-0200 $535.00 $565.00 23 BE29 Bert's Supply 5752 Maumee Liberty Corner TX 78080 254-555-2024 $229.50 $0.00 23 DE76 D & E Grocery 464 Linnell Anderson TX 78077 512-555-6050 $485.70…The database has three tables for tracking horse-riding lessons: Horse with columns: ID - primary key RegisteredName Breed Height BirthDate Student with columns: ID - primary key FirstName LastName Street City State Zip Phone EmailAddress LessonSchedule with columns: HorseID - partial primary key, foreign key references Horse(ID) StudentID - foreign key references Student(ID) LessonDateTime - partial primary key Write a SELECT statement to create a lesson schedule with the lesson date/time, horse ID, and the student's first and last names. Order the results in ascending order by lesson date/time, then by horse ID. Unassigned lesson times (student ID is NULL) should not appear in the schedule.
- A key for this database is {Departure Time}. Enter a different key for the database. Airline Flight Number Gate Destination Departure Time FlyRight 221 34 Denver 08:27 JetGreen 222 13 Anchorage 08:43 JetGreen 199 22 Honolulu 08:46 JetGreen 322 34 Anchorage 09:36 FlyRight 122 33 Honolulu 09:45 FlyRight 323 22 Detroit 09:50 FlyRight 222 33 Denver 09:55 Key: { Ex: GateWhy it's useful to have index that partially sort a query if it doesn't present all of the results already sorted?eBook Richardson Ski Racing (RSR) sells equipment needed for downhill ski racing. One of RSR's products is fencing used on downhill courses. The fence product comes in 150-foot rolls and sells for $215 per roll. However, RSR offers quantity discounts. The following table shows the price per roll depending on order size: Quantity Ordered From To Price per Roll 30 $215 31 60 $195 61 120 $175 121 and up $155 Click on the datafile logo to reference the data. DATA file (a) Use the VLOOKUP function with the preceding pricing table to determine the total revenue from these orders. (b) Use the COUNTIF function to determine the number of orders in each price bin. From To Price per Roll Number Orders 1. 30 $215 13 31 60 $195 15 61 120 $175 37 121 and up $155 107 172 Hide Feedback
