A check mark in the left column indicates that a catalog is currently active ; the absence of a check mark indicates that the catalog is not currently active 左侧复选标记的选中表示这个星表当前是活动的；复选标记的空缺意味着这个星表当前不是活动的。
A grayed checkmark is displayed when an option has been selected on the general options pages for some programming languages , but not for others 当在“常规”选项页上为某些编程语言选择了一个选项，而没有为其他编程语言选择该选项时，会显示一个灰色复选标记。
Squirrel detects the existence of db2java . zip in your classpath ; consequently , you should see a check mark by ibm db2 app driver in the drivers list see Squirrel将检测出类路径中存在db2java . zip ；因此，您应该在drivers列表中的ibm db2 app driver前面看到一个复选标记（见
