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alter-table-mysql-SunOS_5.5.1_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 3.22.19' at 1999-03-02 3:14:52
- 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 ( 0.09 usr 0.11 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for alter_table_add (992): 775 wallclock secs ( 0.47 usr 0.12 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for create_index (8): 11 wallclock secs ( 0.00 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for drop_index (8): 12 wallclock secs ( 0.01 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Time for alter_table_drop (496): 534 wallclock secs ( 0.22 usr 0.13 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
- Total time: 1333 wallclock secs ( 0.81 usr 0.36 sys + 0.00 cusr 0.00 csys = 0.00 CPU)
