Write SQL Query commands based on the following table: -Technology

Write SQL Query commands based on the following table: -Technology
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Consider the following table Furniture. Write SQL commands for the statements (i) to (viii) and write output for SQL queries (ix) and (x). -Technology

Description : Consider the following table Furniture. Write SQL commands for the statements (i) to (viii) and write output for SQL queries (ix) and (x). -Technology

Last Answer : SQL commands for the given statements (i) to (viii) ;1. SELECT FCODE, NAME. PRICE FROM Furniture WHERE PRICE < 5000;2. SELECT NAME. PRICE FROM Furniture3.4. WHERE NAME LIKE %table% ;5. SELECT DISTINCT WCODE ... ;15.16. Output for SQL queries (ix) and (x)(ix)SUM(PRICE)6500(x)COUNT(DISTINCT PRICE)5

Write SQL query to create a table “BOOKS” with the following structure: Table: BOOKS -Technology

Description : Write SQL query to create a table “BOOKS” with the following structure: Table: BOOKS -Technology

Last Answer : Create table Books(BOOK_ID Integer (2) Primary Key,BOOK_NAME Varchar (20),CATEGORY Varchar (20),ISSUE_DATE Date);

Write SQL query to create a table “Registration” with the following structure: -Technology

Description : Write SQL query to create a table “Registration” with the following structure: -Technology

Last Answer : Create table Registration(Reg_Id Integer(2) Primary Key,Name varchar(20),Course varchar(10),Join_Dt date);

Write SQL query to create a table Inventory with the following structure : -Technology

Description : Write SQL query to create a table Inventory with the following structure : -Technology

Last Answer : CREATE TABLE Inventory(Material Id Integer Primary Key,Material Varchar (50) NOT NULL,Category Char,DatePurchase Date) :

Write SQL query to create a table Player with the following structure : -Technology

Description : Write SQL query to create a table Player with the following structure : -Technology

Last Answer : CREATE TABLE Player(};

With reference to the above given tables, write commands in SQL for (i) and (ii) and output for (iii) below: -Technology

Description : With reference to the above given tables, write commands in SQL for (i) and (ii) and output for (iii) below: -Technology

Last Answer : (i) select TName, Passenger from Train T, Reservation R where T.TrainId=R.TrainId;(ii) select T.* from Train T, Reservation R where T.TrainId!=R.TrainId;(iii)TrainIdTNameSourceDestination3424Lucknow MailLucknowNew Delhi5400Century ExpressNew DelhiKanpur

Consider the decimal number x with value 8459.2654. Write commands in SQL to: i. round it off to a whole number -Technology

Description : Consider the decimal number x with value 8459.2654. Write commands in SQL to: i. round it off to a whole number -Technology

Last Answer : i. select round(8459.2654);ii.select round(8459.2654,-2);

Consider the following SQL string: “Preoccupied” Write commands to display: (a)“occupied” (b)“cup” -Technology

Description : Consider the following SQL string: “Preoccupied” Write commands to display: (a)“occupied” (b)“cup” -Technology

Last Answer : commands to display:(a)“occupied” (b)“cup”

Considering the same string “Preoccupied” Write SQL commands to display: (a) the position of the substring ‘cup’ in the string “Preoccupied” -Technology

Description : Considering the same string “Preoccupied” Write SQL commands to display: (a) the position of the substring ‘cup’ in the string “Preoccupied” -Technology

Last Answer : (a)select instr 'Preoccupied' , ‘ 'cup'));(b)select left 'Preoccupied',4);

Help him in writing SQL query for the following purpose: (i) To count how many female candidates will be attending the training. -Technology

Description : Help him in writing SQL query for the following purpose: (i) To count how many female candidates will be attending the training. -Technology

Last Answer : (i)Select count(name) from training where name like ‘Ms.%’;(ii) Select * from training where fee is NULL;(iii) Select city, fee from training where topic = ‘Cyber Security’;(iv) Alter table training add feedback varchar(20);

Consider the following two commands C1 and C2 on the relation R from an SQL database: C1: drop table R; C2: delete from R; Which of the following statements is TRUE? I. Both C1 and C2 delete the schema for R. II. C2 retains relation R, but deletes all tuples in R. III. C1 deletes not only all tuples of R, but also the schema for R. (A) I only (B) I and II only (C) II and III only (D) I, II and III

Description : Consider the following two commands C1 and C2 on the relation R from an SQL database:  C1: drop table R; C2: delete from R; Which of the following statements is TRUE? I. Both C1 and C2 delete the schema for R. II. C2 ... R. (A) I only (B) I and II only (C) II and III only (D) I, II and III

Last Answer : (C) II and III only

Consider the following three SQL queries (Assume the data in the people table) : (a) Select Name from people where Age>21; (b) Select Name from people where Height>180; (c) Select Name from people where (Age>21) or (Height>180); If the SQL queries (a) and (b) above, return 10 rows and 7 rows in the result set respectively, then what is one possible number of rows returned by the SQL query (c) ? (A) 3 (B) 7 (C) 10 (D) 21

Description : Consider the following three SQL queries (Assume the data in the people table) : (a) Select Name from people where Age>21; (b) Select Name from people where Height>180; (c) Select Name from people where (Age>21) or (Height ... number of rows returned by the SQL query (c) ? (A) 3 (B) 7 (C) 10 (D) 21

Last Answer : (C) 10

What is table? Name the basic commands for creating a table. -Technology

Description : What is table? Name the basic commands for creating a table. -Technology

Last Answer : Tables are made up of rows and columns. In HTML, tables are used to display tabular data in Web pages.The basic commands for creating tables are as follows:Table tags Row tags Cell tags andCaption tags .

Anjali writes the following commands with respect to a table employee having fields, empno, name, department, commission. -Technology

Description : Anjali writes the following commands with respect to a table employee having fields, empno, name, department, commission. -Technology

Last Answer : This is because the column commission contains a NULL value and the aggregate functions do not take into account NULL values. Thus Command1 returns the total number of records in the table whereas Command2 returns the total number of non NULL values in the column commission.

Data is stored in RDBMS in the form of (a) table (b) query -Technology

Description : Data is stored in RDBMS in the form of (a) table (b) query -Technology

Last Answer : (a) Relational Database Management System stores data in the form of relation. As we know, relations are known as table.

The ....... command can be used to makes changes in the rows of a table in SQL. -Technology

Description : The ....... command can be used to makes changes in the rows of a table in SQL. -Technology

Last Answer : The update command can be used to makes changes in the rows of a table in SQL.

A query is used to retrieve data from the database based on one or more criteria. -Technology

Description : A query is used to retrieve data from the database based on one or more criteria. -Technology

Last Answer : False Because MS-Access 2007 supports the database object query.

Write the commands to do the following operations on the dataframes given above : (i) To add dataframes df1 and df2. -Technology

Description : Write the commands to do the following operations on the dataframes given above : (i) To add dataframes df1 and df2. -Technology

Last Answer : import numpy as npimport pandas as pddf1 = pd.DataFrame({'mark1':[30,40,15,40],'mark2':[20,45,30,70]});df2 = pd.DataFrame({'mark1':[10,20,20,50],'mark2':[15,25,30,30]});print(df1)print(df2)(i) ... , inplace=True) print(df1)(iv) df1.rename(index = {0: 'zero', 1:'one'}, inplace = True) print(df1)

Does OpenOffice support all the standard SQL commands?

Description : Does OpenOffice support all the standard SQL commands?

Last Answer : http://www.google.com/#hl=en&q=openoffice+sql+functions

. Which attack is an HTTP attack which allows attackers to access restricted directories and execute commands outside the web servers root directory? a. XSS attack b. Path Traversal attack c. MITM attack d. SQL Injection attack

Description : . Which attack is an HTTP attack which allows attackers to access restricted directories and execute commands outside the web servers root directory? a. XSS attack b. Path Traversal attack c. MITM attack d. SQL Injection attack

Last Answer : d. SQL Injection attack

In a Bank’s database, there are two tables ‘Customer’ and ‘Transaction’ as shown below. Write a query to display customer’s name who has -Technology

Description : In a Bank’s database, there are two tables ‘Customer’ and ‘Transaction’ as shown below. Write a query to display customer’s name who has -Technology

Last Answer : (i) Select cust_name from customer c,transaction t where c.Acc_No=t.Acc_No and Transaction_Type= 'Debit';(ii)Select cust_name, t.* from customer c, transaction t where c.Acc_No=t.Acc_No;(iii) ... total amount of all type of transactions, it will only display the total of credit transactions only.

Write a query to display customer’s name who has withdrawn the money. -Technology

Description : Write a query to display customer’s name who has withdrawn the money. -Technology

Last Answer : Select cust_name from customer c,transaction t where c.Acc_No=t.Acc_No and Transaction_Type= 'Debit';

Write a query to display customer’s name along with their transaction details. -Technology

Description : Write a query to display customer’s name along with their transaction details. -Technology

Last Answer : Select cust_name, t.* from customer c, transaction t where c.Acc_No=t.Acc_No;

Write a query to display customer’s name who have not done any transaction yet. -Technology

Description : Write a query to display customer’s name who have not done any transaction yet. -Technology

Last Answer : Select cust_name from customer c,transaction t where c.Acc_No!=t.Acc_No;

What is better: One big SQL query or several?

Description : What is better: One big SQL query or several?

Last Answer : It’s difficult without examples. But what you describe seems like a simple join.

What is SQL Query ?

Description : What is SQL Query ?

Last Answer : SQL Query is a query that uses SQL 's DDL and DML languages to find , display , print , and perform certain conditions in one or more tables in a database .

In Visual Basic .NET or Visual C# programming, when would you use Structured Query Language (SQL)? How are they executed?

Description : In Visual Basic .NET or Visual C# programming, when would you use Structured Query Language (SQL)? How are they executed? 

Last Answer : ADO.NET handles most of the database communication for you behind-thescenes. You would only use SQL statements when generating ad-hoc queries for the database. You execute SQL statements by ... returning statements, such as DELETE, INSERT INTO, or UPDATE statements, use the ExecuteNonQuery method.

SQL stands for  Structured Query Language  Statistical Query Language  Superior Questions Lot  Superior Questions Lo

Description : SQL stands for   Structured Query Language   Statistical Query Language   Superior Questions Lot   Superior Questions Lo

Last Answer :  Structured Query Language

What is JDBC? Describe the steps needed to execute a SQL query using JDBC.

Description : What is JDBC? Describe the steps needed to execute a SQL query using JDBC.

Last Answer : Ans. The JDBC is a pure Java API used to execute SQL statements. It provides a set of classes and interfaces that can be used by developers to write database applications. The steps needed to execute a ... . 2. Execute a SQL statement. 3. Process th results. 4. Close the connection to the database.

For execution of DELETE SQL query in JDBC, ............. method must be used. A) executeQuery() B) executeDeleteQuery() C) executeUpdate() D) executeDelete()

Description : For execution of DELETE SQL query in JDBC, ............. method must be used. A) executeQuery() B) executeDeleteQuery() C) executeUpdate() D) executeDelete()

Last Answer : C) executeUpdate()

………………… is a full form of SQL. A) Standard query language B) Sequential query language C) Structured query language D) Server side query language

Description : ………………… is a full form of SQL. A) Standard query language B) Sequential query language C) Structured query language D) Server side query language

Last Answer : A) Standard query language

Suppose ORACLE relation R(A, B) currently has tuples {(1, 2), (1, 3), (3, 4)} and relation S(B, C) currently has {(2, 5), (4, 6), (7, 8)}. Consider the following two SQL queries SQ1 and SQ2 : SQ1 : Select * From R Full Join S On R.B=S.B; SQ2 : Select * From R Inner Join S On R.B=S.B; The numbers of tuples in the result of the SQL query SQ1 and the SQL query SQ2 are given by : (A) 2 and 6 respectively (B) 6 and 2 respectively (C) 2 and 4 respectively (D) 4 and 2 respectively

Description : Suppose ORACLE relation R(A, B) currently has tuples {(1, 2), (1, 3), (3, 4)} and relation S(B, C) currently has {(2, 5), (4, 6), (7, 8)}. Consider the following two SQL queries SQ1 and SQ2 ... (A) 2 and 6 respectively (B) 6 and 2 respectively (C) 2 and 4 respectively (D) 4 and 2 respectively

Last Answer : (D) 4 and 2 respectively

In distributed databases, location transparency allows for database users, programmers and administrators to treat the data as if it is at one location. A SQL query with location transparency needs to specify: (A) Inheritances (B) Fragments (C) Locations (D) Local formats

Description : In distributed databases, location transparency allows for database users, programmers and administrators to treat the data as if it is at one location. A SQL query with location transparency needs to specify: (A) Inheritances (B) Fragments (C) Locations (D) Local formats 

Last Answer : (B) Fragments

Write the output of the following SQL command. select round (49.88); (a)49.88 (b)49.8 (c)49.0 (d)50 -Technology

Description : Write the output of the following SQL command. select round (49.88); (a)49.88 (b)49.8 (c)49.0 (d)50 -Technology

Last Answer : The correct answer is : (a) 50

Write the SQL command that will display the current time and date. -Technology

Description : Write the SQL command that will display the current time and date. -Technology

Last Answer : Select now();

Write the SQL functions which will perform the following operations: (i) To display the name of the month of the current date . -Technology

Description : Write the SQL functions which will perform the following operations: (i) To display the name of the month of the current date . -Technology

Last Answer : (i) monthname(date(now()))(ii) trim(“ Panaroma “)(iii) dayname(date(dob))(iv) instr(name, fname)(v) mod(n1,n2)

What are the commands contained by Create tab? -Technology

Description : What are the commands contained by Create tab? -Technology

Last Answer : The Create tab has various commands such as Table Design, Table Templates, Pivotchart, Form, Report, Macro and Query Wizard.

Rishi, a class XII student has given following commands for the given purposes: (i) To add a new column “Rating” : -Technology

Description : Rishi, a class XII student has given following commands for the given purposes: (i) To add a new column “Rating” : -Technology

Last Answer : No, above commands will not be able to achieve desired task as update and alter commands have been interchanged.In order to achieve desired result, following corrections should be incorporated in the previously used ... give an increase of 50 Rs. to all the books:Update library set price=price+50;

Define query in the context of database. -Technology

Description : Define query in the context of database. -Technology

Last Answer : A query is an inquiry into the database using the SELECT statement. These statements give you filtered data according to your conditions and specifications indicating the fields, records, and summaries which a user wants to fetch from a database.

What is the purpose of SQL? -Technology

Description : What is the purpose of SQL? -Technology

Last Answer : SQL is structured query language. It is a standard language of all the RDBMS.

Ms. Pari, a beginner in SQL is not able to understand the meaning of “Cancelling a Transaction”. Help her in understanding the same. -Technology

Description : Ms. Pari, a beginner in SQL is not able to understand the meaning of “Cancelling a Transaction”. Help her in understanding the same. -Technology

Last Answer : Cancelling a transaction means rolls the transaction to the beginning. It aborts any changes made during the transaction and the state of database is returned to what it was before the transaction began to execute.Rollback command is used for the same.

What is the use of COMMIT in sql ? -Technology

Description : What is the use of COMMIT in sql ? -Technology

Last Answer : Commit is used to save all the DML transactions, and once saved they cannot be rolled back.

What is the purpose of SQL? -Technology

Description : What is the purpose of SQL? -Technology

Last Answer : SQL is structured query language. It is a standard language of all the RDBMS.

Name SQL Single Row functions (for each of the following) that 1. returns a number. -Technology

Description : Name SQL Single Row functions (for each of the following) that 1. returns a number. -Technology

Last Answer : (i) ASCII () function returns a number.(ii) LCASE () function returns lowercase letters .(iii) DAYNAME () function returns names of days.(iv) DAYOFWEEK () function returns weekday number

To select tuples with some salary, Siddharth has written the following erroneous SQL statement : -Technology

Description : To select tuples with some salary, Siddharth has written the following erroneous SQL statement : -Technology

Last Answer : The correct code is :SELECT ID, Salary FROM empsalaryWHERE Salary = 56000 ;

I put myself as a OP on a server for minecraft and none of the commands are working what do I do?

Description : I put myself as a OP on a server for minecraft and none of the commands are working what do I do?

Last Answer : answer:Make sure you’re putting the / before your server commands, of course. Otherwise, try and restart the server. Some changes like enabling monsters take time and a few restarts occasionally.

You happen to have purchased a house from the future. It accepts all kinds of voice commands. What are some of your commands?

Description : You happen to have purchased a house from the future. It accepts all kinds of voice commands. What are some of your commands?

Last Answer : “Make Bacon”