start with 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_'