In Listing 8, the MAX operation is performed on column SALARY for each break point on column EDLEVEL.
在清单8中,MAX操作是在edlevel列的每个断点处对列salary执行操作。
2
The first escape was a four-man operation that left two guards dead, but Dillinger’s second break from the “escape-proof” Lake County Jail in Indiana in 1934 was far more impressive.
In continued operation the chain can jump a tooth on the drive sprocket or break entirely, with either case resulting in engine damage from valve-piston collisions.