Two levels of quoting seem to trigger bad markup as well.

E.g. with single level of quoting:

and with nested quoting:

What's especially vexing with this bug — the rest of the file gets mishighlighted as well, and no simple way around that.

Is there a workaround for this? Personally I'm fine without the syntax highlighting for SQL statements.

@thomir you can disable language-sql. This works for me.

This also seems to slow down the entire editor. I have a rather large file full of multi-line strings with embedded quotes in SQL, and editing any line after the first instance of this formatting issue causes is 2-3 seconds per keystroke. Disabling language-sql does work, thanks @PostalBlab

@PostalBlab - thanks for the workaround on disabling language-sql. That worked for me as well.

For anyone else looking for where to disable language-sql - it's under Preferences\Packages.

+1, really annoying bug, especially with 'DELETE' part.

Looks like language-python is heading to the trash can; MagicPython to replace it, see atom/atom/#13877.