[英]select query using this format
I have the data in this format 我有这种格式的数据
NAME1 AMOUNT1 Internal
NAME1 AMOUNT1 External
NAME2 AMOUNT2 Internal
NAME2 AMOUNT2 External
but now i need to extract the data in the below format using SQL-Server 但是现在我需要使用SQL Server以以下格式提取数据
NAME1 AMOUNT1 Internal
External
NAME2 AMOUNT2 Internal
External
Please suggest. 请提出建议。
You can achieve It by using ROW_NUMBER() and CASE in following: 您可以通过以下方式使用ROW_NUMBER()和CASE来实现它:
SAMPLE DATA: 样本数据:
CREATE TABLE #t
(
Name NVARCHAR(40),
Amount NVARCHAR(40),
Types NVARCHAR(40)
)
INSERT INTO #t VALUES
('NAME1', 'AMOUNT1', 'Internal'),
('NAME1', 'AMOUNT1', 'External'),
('NAME2', 'AMOUNT2', 'Internal'),
('NAME2', 'AMOUNT2', 'External')
QUERY QUERY
SELECT CASE WHEN rn > 1 THEN '' ELSE Name END AS Name,
CASE WHEN rn > 1 THEN '' ELSE Amount END AS Amount,
Types
FROM(
SELECT Name,
Amount,
Types,
ROW_NUMBER() OVER (PARTITION BY Name, Amount ORDER BY Name) rn
FROM #t
) x
OUTPUT OUTPUT
Name Amount Types
NAME1 AMOUNT1 Internal
External
NAME2 AMOUNT2 Internal
External
DEMO DEMO
You can test it: SQL FIDDLE 您可以对其进行测试: SQL FIDDLE
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