php - 複数の列で検索語を検索する

Question

複数の列で用語を検索するにはどうすればよいですか：title、content。例えば：

$searchTerm = 'android';

SELECT * FROM posts WHERE `title` OR `content` contains $SearchTerm

Answer 1

SELECT 
  *
FROM 
  posts
WHERE
  lower(`title`) LIKE '%android%'
  OR lower(`content`) LIKE '%android%'

Answer 2

SELECT *
FROM posts
WHERE
   `title` LIKE '%android%'
OR `content` LIKE '%android%'

Answer 3

$sql = "SELECT * FROM posts WHERE `title` LIKE '%$SearchTerm%' OR `content` LIKE '%$SearchTerm%'";