试图用gcloud cli删除磁盘,我想这样做:
gcloud compute disks delete $(gcloud compute disks list --filter="labels=(some-label)")
gcloud cli输出:
下列磁盘将被删除:
europe-west4-a30中的10在europe-west4-aLOCATION in europe-west4-aLOCATION in europe-west4-aLOCATION_SCOPE in europe-west4-aREADY in europe-west4-aSIZE_GB in e
我想按照我想要的方式对ArrayList对象进行排序。我的目标是:
public class PaintRegion extends JPanel {
public ArrayList<Region> m_region = new ArrayList<Region>();
// some codes
}
以及它的类别:
public class Region {
private String m_region;
private Integer m_totalCount;
private
假设我有一个包含所有销售的表,称为sales,其中列有itemid、storeid、sales和date
然后,我有一个名为storeregion的表,其中有列、storeid和region。如果我想在特定日期范围内获得某一地区的销售额:
select region, sum(sale)
from sales s
inner join storeregion sr on s.storeid=sr.storeid
where date between 'whatever' and 'whatever'
group by region
所以我得到了这样的结果: