UPDATE t1 SET f=@d,g=@d,h=@d,i=@d,j=@d,k=@d,l=@d,m=@d,
...
...
@@ -366,8 +367,9 @@ UPDATE t1 SET r=@e;
CREATE INDEX t1s ON t1 (s(767));
UPDATE t1 SET s=@e;
CREATE INDEX t1t ON t1 (t(767));
BEGIN;
UPDATE t1 SET t=@e;
ERROR HY000: Undo log record is too big.
ROLLBACK;
CREATE INDEX t1u ON t1 (u(767));
ERROR 42000: Row size too large. The maximum row size for the used table type, not counting BLOBs, is 8126. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs