rendered paste body+--------------+-------+-------------------+---------+---------+-------+------+-------------+
| table | type | possible_keys | key | key_len | ref | rows | Extra |
+--------------+-------+-------------------+---------+---------+-------+------+-------------+
| job | const | PRIMARY,companyid | PRIMARY | 4 | const | 2 | |
| companies | const | PRIMARY | PRIMARY | 4 | const | 2 | |
| job_postings | ref | PRIMARY | PRIMARY | 4 | const | 8 | Using where |
+--------------+-------+-------------------+---------+---------+-------+------+-------------+