Change Details

At Flow boards before ~February, there is data loss (intermittent rendering is probably depending on which cache is hit): {F110608} {F110609}

At Flow boards before ~February, there is data loss (intermittent rendering is probably depending on which cache is hit): {F110608} {F110609} Caused by {T95869} (updates were writing to rev_content, due to wrong External Store call in update()). Also, it should not be possible to ever store null data in External Store (see https://gerrit.wikimedia.org/r/#/c/203479/)

At Flow boards before ~February, there is data loss (intermittent rendering is probably depending on which cache is hit): {F110608} {F110609} Caused by {T95869} (updates were writing to rev_content, due to wrong External Store call in update()). Also, it should not be possible to ever store null data in External Store (see https://gerrit.wikimedia.org/r/#/c/203479/)