alter-table-oracle_fast-linux_2.0.36_i686-cmp-mysql,oracle

来自「开启mysql的远程连接的方法 mysql-noinstall-5.1.6-al」· 36_I686-CMP-MYSQL,ORACLE 代码 · 共 15 行

Testing server 'Oracle 8.0.5.0.0' at 1999-03-23  8:12:23

Testing of ALTER TABLE
Testing with 254 columns and 1000 rows in 20 steps
Insert data into the table
Time for insert (1000) 4 wallclock secs ( 0.81 usr  0.09 sys +  0.00 cusr  0.00 csys =  0.00 CPU secs)

Time for alter_table_add (246):  8 wallclock secs ( 0.31 usr  0.02 sys +  0.00 cusr  0.00 csys =  0.00 CPU secs)

Time for create_index (8):  0 wallclock secs ( 0.01 usr  0.00 sys +  0.00 cusr  0.00 csys =  0.00 CPU secs)

Time for drop_index (8):  1 wallclock secs ( 0.00 usr  0.00 sys +  0.00 cusr  0.00 csys =  0.00 CPU secs)

Total time: 13 wallclock secs ( 1.14 usr  0.11 sys +  0.00 cusr  0.00 csys =  0.00 CPU secs)