like trong sql code example

Example 1: like sql

WHERE CustomerName LIKE 'a%'	
--Finds any values that start with "a"
WHERE CustomerName LIKE '%a'	
--Finds any values that end with "a"
WHERE CustomerName LIKE '%or%'	
--Finds any values that have "or" in any position
WHERE CustomerName LIKE '_r%'	
--Finds any values that have "r" in the second position
WHERE CustomerName LIKE 'a__%'	
--Finds any values that start with "a" and are at least 3 characters in length
WHERE ContactName LIKE 'a%o'	
--Finds any values that start with "a" and ends with "o"

Example 2: sql where value like a or b

-- example
SELECT Id, ProductName, UnitPrice, Package
  FROM Product
 WHERE ProductName LIKE 'Cha_' OR ProductName LIKE 'Chan_'

Example 3: like sql

syntax => SELECT column_name(s)
FROM table_name
WHERE column_name LIKE pattern 
////example/////
///The "%" sign can be used to define wildcards (missing letters in the pattern) both before and after
the pattern.
SELECT * FROM Persons
WHERE City LIKE 's%'