我在下面有一个脚本:
;;WITH CTE AS
(
SELECT
RANK() OVER (PARTITION BY PortfolioID ORDER BY SUM(Percentage) DESC,MAX(SecurityName)) AS [Rank]
, ReportingDate
, PortfolioID
, PortfolioNme
, MAX(SecurityName) AS SecurityName
, CAST(SUM(Percentage) AS DECIMAL(22,1)) AS [Weight]
, SEDOL
, MAX(ISIN) AS ISIN
FROM @Worktable as WT
WHERE WT.IssueType2 <> '010' AND WT.IssueType2 <> '055' AND WT.IssueType1 <> '110' -- To remove CASH and FX and Collateral
GROUP BY WT.ReportingDate
, WT.PortfolioID
, WT.PortfolioNme
, WT.SEDOL
)
SELECT
CONVERT(VARCHAR, ReportingDate, 103) AS ReportingDate
, PortfolioID AS FundCode
, PortfolioNme AS FundName
, SecurityName AS InstrumentName
, [Rank]
, [Weight] AS Percentage
, SEDOL
, ISIN
FROM CTE
WHERE [Rank] <= 10
ORDER BY ReportingDate, PortfolioID, [Rank], [Weight] DESC
我按 SEDOL 进行分组,因为我想将相同的 SEDOL 组合在一起,但这会导致 NULLS 组合在一起。我尝试通过在 SEDOL 周围添加一个 MAX 并放置:
CASE
WHEN SEDOL IS NULL THEN SecurityName
ELSE SEDOL
END
在我的 GROUP BY 但没有成功。
非常感谢任何帮助。
谢谢