-- Start and end of an address range, in hexadecimal
-- Size chosen to allow IPv6
+ -- FIXME: these fields were originally blank for single-IP blocks,
+ -- but now they are populated. No migration was ever done. They
+ -- should be fixed to be blank again for such blocks (bug 49504).
ipb_range_start tinyblob NOT NULL,
ipb_range_end tinyblob NOT NULL,