make show vitess_shards not fail if one keyspace is invalid #3257
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Instead of failing to return anything if there is a misconfigured
keyspace, simply skip the keyspace that isn't working and return the
shards for the other(s).
This was originally part of #3137 but since that PR got held up in some
back and forth with @sougou on the grammar, I've just pulled out the
non-controversial fix here and we can add the enhancements to support
LIKE "X" in a separate PR.