SQL WHERE Clause

WHERE CLAUSE:- 
  • The WHERE clause is used to extract only those records that fulfill a specified condition. 
  • The WHERE clause is a data manipulation language statement. Basically, it is used to filter records based on the condition.
  • The WHERE clause is not only used with the SELECT statement but it is also used with UPDATE, DELETE statement.
  • The WHERE clause is also used to extract the data from a single table or by joining with multiple tables.
SYNTAX:-
SELECT column1, column2, ...
FROM table_name
WHERE condition;

EXAMPLE:-
Consider the "STUDENTS" table having the following records −

The following SQL statement selects all the Students FirsteName, Address whose marks are less than 370.

SELECT  FirsteName, Address
FROM STUDENTS
WHERE Marks < 370 ;

OUTPUT:-

Operators Used in the WHERE Clause:-

 1. = Equal
 2. > Greater than
 3. < Less than 
 4. >= Greater than or equal
 5. <= Less than or equal 
 6. != Not equal 
 7. BETWEEN Between a certain range 
 8. LIKE  Search for a Pattern 
 9. IN To specify multiple possible values for a column 














































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