[rowanseymour]

I also wondered that but seems from https://code.djangoproject.com/ticket/21039 they'd prefer devs to do that manually in migrations marked as non-atomic

[brianwawok]

Makes sense, would be weird to start testing while indexes are building

[rowanseymour]

CONCURRENTLY doesn't build indexes asynchronously - it just builds them in a way that doesn't lock the table.

[brianwawok]

Oh I thought it returned control after you hit it.