IssID FieldID グループごとに下の表から、ChgGrpID の最小値を含む行を選択したいと思います。グループ内にこのフィールドが NULL である行がある場合は、NULL 以外の最小値を選択します。NULL の行のみが存在する場合は、その行をグループに選択します。
create table #Projects
(ProjectID int, IssID int, PtID int, PTY varchar(10), TypeID int, TypeName varchar(20), FieldID int, FieldName varchar(20), STRINGVALUE varchar(50), NUMBERVALUE int,ChgGrpID int,ChgGrpIssID int,ChgItemID int,ChgItemGrpID int,FIELD varchar(20), NEWVALUE varchar(20), NEWSTRING varchar(20))
insert into #Projects values
(10879,107930,3,'Super',22,'A',10648,'ADH',NULL,666,501040,107930,852895,501040,'ADH',NULL,'666')
,(10879,107930,3,'Super',22,'A',10571,'DLV','No',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107930,3,'Super',22,'A',10541,'CMPLX','Large',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107930,3,'Super',22,'A',10542,'EWF','Orange',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107930,3,'Super',22,'A',10654,'WKFL','UAT',NULL,501034,107930,852889,501034,'WKFL','DVP','CRV')
,(10879,107930,3,'Super',22,'A',10654,'WKFL','UAT',NULL,501037,107930,852892,501037,'WKFL','CRV','UAT')
,(10879,107930,3,'Super',22,'A',10654,'WKFL','UAT',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10648,'ADH',NULL,999,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10571,'DLV','No',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10541,'CMPLX','Large',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10542,'EWF','Orange',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10654,'WKFL','UAT',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
select * from #Projects
order by IssID, FieldID
これが私が見たい結果です:
insert into #Projects values
(10879,107930,3,'Super',22,'A',10648,'ADH',NULL,666,501040,107930,852895,501040,'ADH',NULL,'666')
,(10879,107930,3,'Super',22,'A',10571,'DLV','No',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107930,3,'Super',22,'A',10541,'CMPLX','Large',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107930,3,'Super',22,'A',10542,'EWF','Orange',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107930,3,'Super',22,'A',10654,'WKFL','UAT',NULL,501034,107930,852889,501034,'WKFL','DVP','CRV')
,(10879,107971,3,'Super',103,'B',10648,'ADH',NULL,999,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10571,'DLV','No',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10541,'CMPLX','Large',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10542,'EWF','Orange',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)
,(10879,107971,3,'Super',103,'B',10654,'WKFL','UAT',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)