information_schema.tables is differnt row count

MariaDB [sbtest]> select count(*) from sbtest.sbtest1;

+----------+

| count(*) |

+----------+

|  1000000 |

+----------+

1 row in set (0.24 sec)

MariaDB [sbtest]> SELECT table_name, table_rows FROM information_schema.tables WHERE table_schema = 'sbtest' ORDER BY table_name;

+------------+------------+

| table_name | table_rows |

+------------+------------+

| sbtest1    |     986400 |

+------------+------------+

1 row in set (0.00 sec)