在“评论”栏目中评论数据库中的样本数据
<p>
Here is the sample content of the article. We hope you fix it!</p>
<p> </p>
输入数据
Here is the sample content of the article.We hope you fix it!
输入数据在查询中传递,查询将检查输入字符串是否已存在于数据库中。
例如
Select count(id) as total from tbl where comment='Here is the sample content of the article.We hope you fix it!';
结果将像
total 1