Invalid Tweets
<p>Table: <code>Tweets</code></p>

<pre>
+----------------+---------+
| Column Name    | Type    |
+----------------+---------+
| tweet_id       | int     |
| content        | varchar |
+----------------+---------+
tweet_id is the primary key (column with unique values) for this table.
content consists of alphanumeric characters, &#39;!&#39;, or &#39; &#39; and no other special characters.
This table contains all the tweets in a social media app.
</pre>

<p>&nbsp;</p>

<p>Write a solution to find the IDs of the invalid tweets. The tweet is invalid if the number of characters used in the content of the tweet is <strong>strictly greater</strong> than <code>15</code>.</p>

<p>Return the result table in <strong>any order</strong>.</p>

<p>The result format is in the following example.</p>

<p>&nbsp;</p>
<p><strong class="example">Example 1:</strong></p>

<pre>
<strong>Input:</strong> 
Tweets table:
+----------+-----------------------------------+
| tweet_id | content                           |
+----------+-----------------------------------+
| 1        | Let us Code                       |
| 2        | More than fifteen chars are here! |
+----------+-----------------------------------+
<strong>Output:</strong> 
+----------+
| tweet_id |
+----------+
| 2        |
+----------+
<strong>Explanation:</strong> 
Tweet 1 has length = 11. It is a valid tweet.
Tweet 2 has length = 33. It is an invalid tweet.
</pre>
Database
# Write your MySQL query statement below
SELECT
    tweet_id
FROM Tweets
WHERE CHAR_LENGTH(content) > 15;
