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mysql> EXPLAIN SELECT SQL_NO_CACHE * FROM articles WHERE article_id = 150000;
+----+-------------+----------+------------+------+---------------+------+---------+------+--------+----------+-------------+
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
+----+-------------+----------+------------+------+---------------+------+---------+------+--------+----------+-------------+
| 1 | SIMPLE | articles | NULL | ALL | PRIMARY | NULL | NULL | NULL | 996520 | 10.00 | Using where |
+----+-------------+----------+------------+------+---------------+------+---------+------+--------+----------+-------------+
1 row in set, 4 warnings (0.00 sec)
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