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alter-table-mysql-SunOS_5.8_sun4u
上传用户：romrleung
上传日期：2022-05-23
资源大小：18897k
文件大小：1k
源码类别：
MySQL数据库
开发平台：
Visual C++
- Testing server 'MySQL 3.23.29a gamma' at 2000-12-17 1:09:06
- 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 ( 0.07 usr 0.08 sys + 0.00 cusr 0.00 csys = 0.15 CPU)
- Time for alter_table_add (992): 516 wallclock secs ( 0.09 usr 0.10 sys + 0.00 cusr 0.00 csys = 0.19 CPU)
- Time for create_index (8): 8 wallclock secs ( 0.00 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for drop_index (8): 7 wallclock secs ( 0.00 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for alter_table_drop (496): 354 wallclock secs ( 0.06 usr 0.06 sys + 0.00 cusr 0.00 csys = 0.12 CPU)
- Total time: 886 wallclock secs ( 0.22 usr 0.24 sys + 0.00 cusr 0.00 csys = 0.46 CPU)
