Testing server 'MySQL 3.23.13a alpha' at 2000-03-15 1:51:14 Testing of ALTER TABLE Testing with 1000 columns and 1000 rows in 20 steps Insert data into the table Time for insert (1000) 1 wallclock secs ( 1.09 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU) Time for alter_table_add (992): 1046 wallclock secs (1046.38 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU) Time for create_index (8): 17 wallclock secs (16.70 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU) Time for drop_index (8): 17 wallclock secs (16.64 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU) Time for alter_table_drop (496): 773 wallclock secs (772.97 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU) Total time: 1855 wallclock secs (1854.89 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU)