Disallows same character used for multipl purposes in CSV input
Rewrites selections around join operators
Merge pull request #3690 from systay/join-selection-rewriting

Rewrites filtering around join operators
Merge pull request #3685 from tinwelint/2.2-csv-input-unique-delimiters

Disallows same character used for multipl purposes in CSV input
More flexible assertion in flaky test
Ignore that we don't know about the previous transaction, because the case here is that we just restored a backup that doesn't have the log, and that's fine.
Explain why it's ok to ignore this exception
Adding a new Cypher introduction and terminology.