Which DDL command is used to display all the contents of the table? UPDATE DISPLAY INSERT SELECT

Q: EMPDET is an external table containing the columns EMPNO and ENAME. Which command would work in…

A: MPDET is an external table containing the columns EMPNO and ENAME. Which command would work in…

Q: Which SQL command changes the structure of a TABLE? a. MODIFY b. AMEND c. ALTER d. CHANGE 2. Which…

A: 1.  SQL command changes the structure of a TABLE a. MODIFYb. AMENDc. ALTERd. CHANGE 2. the following…

Q: Q3 Which of the following command line will allow to add "cellphone" lines in Students Table a add…

A: To add a column in a table, we use ALTER TABLE statement. Syntax - alter table table_name add…

Q: Assuming the HOMEWORK10 table has three columns (Col1, Col2, and Col3, in this order), which of the…

A: Command to store a NULL value Here in the first option, provided insert statement will not take the…

Q: Which command should you use to copy data from one table and have it added to an existing table?

A: INSERT command: INSERT INTO command is used to copy data from one table and to add it to the…

Q: Which command should you use to copy data from one table and have it added to an existing table?

A: In computing, an command is a mandate to a PC program to play out a particular errand. It could be…

Q: Which of the following statements places a shared lock on at least a portion of a table named…

A: Explanation: A shared lock on a resource means that resource is open for write operation only by…

Q: Which command can you use to change the existing data in a table?

A: UPDATE command is used in Structured Query Language to change or modify the existing data in the…

Q: Which SQL statement key word can be used to delete a record within a table?a. DELETEb. DROPc.…

A: SQL keyword for deleting a record Removing a row from a table is accomplished by a data…

Q: Which of the following keywords is used to specify the foreign key after the table is already…

A: Please find the answer below :

Q: Which of the following commands can be used to add rows to a table?a. INSERT INTOb. ALTER TABLE ……

A: The INSERT INTO command: The INSERT command in SQL is employed to add records to an existing table.…

Q: The given commad ALTER TABLE test MODIFY id NOT NULL; The command will always be executed…

A: ALTER TABLE command is used to add, delete or modify columns in an existing table. The basic syntax…

Q: Which symbol in the SELECT clause indicates that all attributes of the selected row are to be…

A: Answer is *

Q: Which of the following SQL command can be used to modify existing data in a database table? a.…

A: UPDATE sql command is used to modify existing data in a database table

Q: Which of the following SELECT statements returns 30 as the result? (refer to the tables in the…

A: The “ROUND()” function is used to rounds date fields by month or year. Syntax: ROUND(D, U) where,…

Q: Which of the following is a correct statement? ( refer to the tables in the JustLee Books database)…

A: The answer is given below,

Q: Which SQL Command is used to delete a table from the database:  a) Update b) Alter  c) Drop  d)…

A: We use the SQL DROP Table command to drop a table from the database. THE SQL DROP Table command will…

Q: Which SQL Command is used to delete a table from the database:  a) Update b) Alter  c) Drop  d)…

A: Update command is used to update the values in database  Alter command is used to change the value…

Q: Which of the following privileges allows a user to truncate tables in a database? a. DROP ANY…

A: TRUNCATE TABLE statement is used to remove all rows from existing table. It is used to delete…

Q: Which command instructs Oracle to create a new table CREATE NEW TABLE .a O ALTER TABLE b o CREATE…

A: In Oracle, CREATE TABLE statement is used to create a new table in the database.   To create a…

Q: Which of the following statements is correct? (refer to the tables in the JustLee Books database)…

A: Explanation: When a column is set as unused, the storage space isn’t released until later. A column…

Q: To add new data to a table, which of the following commands is used? Select one: a.ALTER TABLE AD.…

A: Here to insert  data we need to use DML(Data Manipulation Language) and in that we have INSERT…

Q: Which of the following types of restrictions can be viewed with the DESCRIBE command? ( refer to the…

A: Answer: NOT NULL constraint: 1.A column can hold NULL values by default. 2. The NOT NULL constraint…

Q: ?Which of the following commands can be used to make structural changes to an existing table FIX…

A: SQL ALTER TABLE : The ALTER TABLE command helps to modify the existing table structure and add new…

Q: Which of the following is a valid SQL statement?a. SELECT * WHERE amid = ‘J100’ FOR UPDATE;b. INSERT…

A: ROLLBACK: The "ROLLBACK" command can only be used to reverse transaction since last "ROLLBACK" or…

Q: Which function can be used to add spaces to a column until it’s a specific width? (refer to the…

A: Function for adding space to a column TRIML function is used to trim leading spaces of a string.…

Q: Which statement is true regarding external tables? a. The default REJECT LIMIT for external tables…

A: Explanation:-  true  stаtement  regаrding  externаl  tаbles  is:  The  СREАTE  TАBLE  АS  SELEСT…

Q: Which of the following SQL commands lists the contents of a table named EMPLOYEE?     LIST * FROM…

A: the answer is : SELECT * FROM EMPLOYEE

Q: Which of the following characters can be used in a table name?a. –b. (c. %d. !

A: Explanation: Creating table comes under Data Definition Language (DDL). Syntax for creating table…

Q: Which of the following commands changes a table’s name from OLDNAME to NEWNAME?a. RENAME oldname TO…

A: The correct answer of the question is A. RENAME oldname TO newname;

Q: Which clause is used in a LINQ statement to specify the records that will be selected?a. Limitb.…

A: Clause used in a LINQ statement: In Visual Basic 2010, Language Integrated Query (LINQ) is used for…

Q: Which command of the followings doesn't belong to SQL DDL?     Create     Commit     Alter…

A: DDL(Data Definition Language) : DDL or Data Definition Language actually consists of the SQL…

Q: The previous administrator created a table named CONTACTS, which contains outdated data. You want to…

A: DROP TABLE is the answer  Because DROP command delete both table and data present in it. Option…

Q: Which of the following keywords allows the user to delete a record from a table, even if rows in…

A: Deletion in database The DROP statement allows the user to drop (or delete) the existing database…

Q: Which SQL Command is used to delete a table from the database: a) Update b) Alter c) Drop d) Şelect

A: Update Command is used to update the value in a table. Alter command is used to change the value in…

Q: Which statement will remove the column UPDATE DT from the table STATE? O You cannot drop a column…

A: DROP is the keyword used to remove data from table

Q: Which of the following SQL statements changes the size of the Title column in the BOOKS table from…

A: Syntax to change the size of the column in SQL:   ALTER TABLE table_name MODIFY (column_name…

Q: Which of the following commands removes all data from a table but leaves the table’s structure…

A: Command for removing all data from a table Truncate statement is a data definition language. It…

Q: Which of the following commands can you use to modify an index?a. ALTER SESSIONb. ALTER TABLEc.…

A:

Q: ?Which of the following symbols cannot be used in a table name .a % b none of the above .co # .d O

A: Name contains symbols but can not start with symbols. Starts with a letter only. Table name…

Q: Which of the following commands drops any columns marked as unused from the SECUSTOMERORDERS…

A: UNUSED columns: When a column is set as unused, the storage space isn't released until later. A…

Q: Which clause is used to restrict the records retrieved from a table? Which clause restricts groups…

A: a) Consider Emp table having 2 columns: emp_id and emp_name. To get all records from Emp table, we…

Q: Which SQL statement will discard both update and delete operations after executing the below SQL…

A: Here the correct option is (d)

Q: Create a MySQL trigger named trg_updatecustbalance to update the CUST_BALANCE in the CUST_MYSQL…

A: Note:Table and Table contents are provided so giving the query alone and cannot be tested. execute…

Q: Which operator is used to process a correlated subquery?a. EXISTSb. INc. LINKd. MERGE

A: Operator Correlated sub queries reference a column contained in the outer query. When using…

Q: uestion 9 Which command is used to change the definition of a table in SQL? SELECT UPDATE Ob. CREATE…

A: Complete answer is given below .

Q: Which of the following is a valid SQL statement? (refer to the tables in the JustLee Books…

A: Valid SQL statement The SELECT statement is used to select data from a database. It returns a…

Q: Which type of constraint should you use on a column to allow entering only values above 100? ( refer…

A: To solve this question, let us first understand each of the given options. Option a: PRIMARY KEY…

Q: Create a trigger named trg_pic_hours that automatically updates the PILOT table when a new CREW row…

A: Triggers are stored programs which are automatically fired when some event occur. Syntax for…

Q: Which of the following statements retrieves data from the Sales table and stores it in the…

A: Explanation: Given, to retrieves the data from the sales and store it in the CompanyDataSet. To…