there is a big difference between est row and act row

[seiya-annie]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

create table with mv index

SELECT `--hide--
FROM items
WHERE 
    ("qhfZ11841Yv59.com/canonical/link" member of (`canonical_links`)) AND 
    (`items`.`point_of_sale_country` = "EN")
LIMIT 200;

2. What did you expect to see? (Required)

est row is similar with act row

3. What did you see instead (Required)

4. What is your TiDB version? (Required)

master