Prior to the DB2 for I 6.1 release, SQL Update and Insert statements could use an indicator variable with a value of -1 to set a null capable column to the null value.
在DB 2 for i 6.1发布之前，SQL Update和insert语句能够使用一个值为- 1的指示符变量，将支持空值的列设置为空值。
2
If the state of the beta was any indicator as to how well the full release would perform, the Ubuntu audience was in for a real treat.
如果说be ta版的状态是全面发行版表现良好程度的某种指标，那么ubuntu用户可就幸福了。
3
Release the Foot Switch when the Calibration Indicator reaches its set position.