alter-table-mysql-Linux_2.2.1_i686-cmp-adabas,mysql
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 3.22.18' at 1999-02-27 21:11:26
- Testing of ALTER TABLE
- Testing with 254 columns and 1000 rows in 20 steps
- Insert data into the table
- Time for insert (1000) 0 wallclock secs ( 0.09 usr 0.04 sys + 0.00 cusr 0.00 csys = 0.00 CPU secs)
- Time for alter_table_add (246): 28 wallclock secs ( 0.08 usr 0.01 sys + 0.00 cusr 0.00 csys = 0.00 CPU secs)
- Time for create_index (8): 1 wallclock secs ( 0.00 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU secs)
- Time for drop_index (8): 3 wallclock secs ( 0.00 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU secs)
- Time for alter_table_drop (123): 20 wallclock secs ( 0.06 usr 0.00 sys + 0.00 cusr 0.00 csys = 0.00 CPU secs)
- Total time: 52 wallclock secs ( 0.24 usr 0.05 sys + 0.00 cusr 0.00 csys = 0.00 CPU secs)