MDEV-21510 optimizer trace should show the index name in the block chosen_access_method

[bsrikanth-mariadb]

Pull request created in: https://jira.mariadb.org/browse/MDEV-21510

[svoj]

@bsrikanth-mariadb there should be no need to create separate pull requests for the same issue. You could've restored #3995 by force pushing to your branch.

[bsrikanth-mariadb]

@bsrikanth-mariadb there should be no need to create separate pull requests for the same issue. You could've restored #3995 by force pushing to your branch.

Yeah, sure @svoj. But, my local repo was in a bad state as well. So, felt better to create a new PR.

[sanja-byelkin]

Please put tests and test changes in the same commit with code changes, it is needed for merge and code investications.

[bsrikanth-mariadb]

Please put tests and test changes in the same commit with code changes, it is needed for merge and code investications.

Sure Sanja, will rebase before merging.

[svoj]

@bsrikanth-mariadb there should be no need to create separate pull requests for the same issue. You could've restored #3995 by force pushing to your branch.

Yeah, sure @svoj. But, my local repo was in a bad state as well. So, felt better to create a new PR.

You had to fix your local repo in the first place and then push it to github anyway. Not a big deal, but feel free to ask for help if something goes wrong.

[bsrikanth-mariadb]

@bsrikanth-mariadb there should be no need to create separate pull requests for the same issue. You could've restored #3995 by force pushing to your branch.

Yeah, sure @svoj. But, my local repo was in a bad state as well. So, felt better to create a new PR.

You had to fix your local repo in the first place and then push it to github anyway. Not a big deal, but feel free to ask for help if something goes wrong.

sure Sergey, Thank you!

[spetrunia]

Please address the input.
Other than that, we're close to finish

[spetrunia]

Please make the PR have one commit, address the

Please print "index" member right after "type". It doesn't affect automatic tools but it makes the output more readable.

part.

[spetrunia]

And ok to push after the above is addressed.