Whenever a sub query appears in SQL, it is enclosed within ____ and placed to the ____ of the SQL operators.
Brackets, Left
Brackets, Right
Parenthesis, Left
Parenthesis, Right
Correct Answer :
D. Parenthesis, Right
Whenever a sub query appears in SQL, it is enclosed within parenthesis and placed to the right of the SQL operators.
Related Questions
Which statement is not true about SQL?
Using SQL in relational databases is all about inserting, updating, and deleting data.
Sample data can also be described with the aid of this tool.
It helps develop relational database functions, events, and views.
A SQL user can also set restrictions and permissions for a table column, a view, and a stored procedure.
Which syntax is used to show all the databases?
USE DATABASES;
SELECT DATABASES;
SHOW DATABASES;
None of the above
In the relational database, in order to modify index, we need to use which command?
ALTER
MODIFY
UPDATE
ADD
SELECT INTO statement -
Select the content from a table.
Rename the content in a table.
Copy the content from one table into another existing table.
None of the above
What is TRUE about SAVEPOINT?
Following the completion of a transaction, it must be executed to save all the operations performed in the transaction.
A transaction can be rolled back to its last saved state.
A specific part of a transaction can be given a name
None of the above
Select the correct statement.
DDL consist of 4 commands
DCL consist of 2 commands
TCL consist of 5 commands
DML consist of 3 commands
In order to remove a primary key constraint, which clause is used?
DELETE
DROP
ALTER
REMOVE
Which function returns the largest value of the column?
MIN()
MAX()
LARGE()
AVG()
What is the work of CREATE command?
Using this command, you can remove or erase recorded information from a database table.
It enables you to create new databases, tables, table views, and other objects using this command.
Inserting records or data into the database tables is accomplished with this command. In addition to inserting records in single rows, we can insert records in multiple rows as well.
A single or multiple rows can be accessed using this command from one or more tables of a database. Using the WHERE clause with this command is also possible.
Using which clause, can SQL EXCEPT be used in single table?
TO
AS
WHERE
IN
What does the following statement do?
Finds any values that start with or
Finds any value that contains only four characters and second, third characters are 'o', 'r'
Finds any values that have or in any position
None of the above
Which of the following are not MySQL Date and Time Data Type?
DATE
TIME(fsp)
YEAR
None of the above
Through which system, we can detect SQL Injection attacks?
Injection Detection System
Attack Detection System
Intrusion Detection System
None of the above
In the case of the ____ Independence Rule, It shouldn't make a difference what the user sees (application) if the logical structure changes.
Physical Data
Logical Data
Integrity
Distribution
Which statement is TRUE about the GROUP BY Clause?
In order to retrieve rows, GROUP BY Clause is used.
In order to group the rows that share the same property, GROUP BY Clause is used.
In order to select the defined groups, GROUP BY Clause is used.
In order to return the rows, GROUP BY Clause is used.
Name of the data type categories are,
String Data types
Numeric Data types
Date and time Data types
All of the above
Full form of DCL is -
Data Control Language
Data Commit Language
Data Common Language
Data Concatenate Language
What is the functionality of UCASE function?
To change the case of the string to lowercase characters.
To change the case of the string to uppercase characters.
To change the case of the string to numeric characters.
To change the case of the string to symbolic characters.
____ value is returned by the SQL Aggregate functions?
Single
Twice
NULL
Infinite
Which of the following statement is correct for SQL Multiplication Operator?
SELECT Operand1+Operand2;
SELECT Operand1*Operand2;
SELECT Operand1**Operand2;
SELECT Operand1
Global Temp Variable is used with which sign?
###
####
#
##
What does the INSERT INTO Statement do?
In this SQL statement, the data or records are inserted into an existing database table. One query statement can insert multiple records simultaneously using this statement.
A new database will be created through this SQL statement.
In the database management system, this SQL statement deletes the existing database, together with all the database tables and views.
By executing this SQL statement, all records in the SQL database will be deleted.
When two or more columns are combined to be used to uniquely identify each row in the table, it is known as -
Primary Key
Unique Key
Composite Key
Foreign Key
The table records can be retrieved using which command?
RETRIEVE
SELECT
CREATE
ALTER
What is the full form of BLOB?
Binary Long Objects
Binary Least Objects
Binary Large Objects
Binary Large Orientation
Number of operands used by Unary Operator is?
1
2
3
4
What does the following statement do?
Finds any values that start with a
Finds any values that start with a%
Finds any values that contains only two characters starting with a
All of the above
Scripts ____ from various workspaces can be imported through import.
Exported
Imported
Changed
Saved
SQL BETWEEN is a ______ operator.
Relational
Logical
Arithmetic
Assignment
Name of the operators in SET Operators is
UNION
INTERSECT
MINUS
All of the above