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alter-table-mysql-SunOS_5.7_sun4m
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 3.23.29 gamma' at 2000-12-17 0:18:01
- Testing of ALTER TABLE
- Testing with 1000 columns and 1000 rows in 20 steps
- Insert data into the table
- Time for insert (1000) 3 wallclock secs ( 0.42 usr 0.57 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for alter_table_add (992): 1482 wallclock secs ( 1.50 usr 0.71 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for create_index (8): 24 wallclock secs ( 0.00 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for drop_index (8): 24 wallclock secs ( 0.00 usr 0.01 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for alter_table_drop (496): 1066 wallclock secs ( 0.71 usr 0.32 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Total time: 2599 wallclock secs ( 2.67 usr 1.62 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
