Sql server 使用SQL查找类似记录
我有一个SQL Server 2008数据库,有两个表。这些表是地址和存储。这些表格定义为:Sql server 使用SQL查找类似记录,sql-server,tsql,Sql Server,Tsql,我有一个SQL Server 2008数据库,有两个表。这些表是地址和存储。这些表格定义为: Address -------- ID (int) Line1 (nvarchar(255)) PostalCode (nvarchar(5)) City (nvarchar(255)) State (nvarchar(255)) Store ----- ID (int) LocationID (int) Name 我试图通过Line1和PostalCode查找位于同一地址的商店列表。由于重复记录,
Address
--------
ID (int)
Line1 (nvarchar(255))
PostalCode (nvarchar(5))
City (nvarchar(255))
State (nvarchar(255))
Store
-----
ID (int)
LocationID (int)
Name
我试图通过Line1和PostalCode查找位于同一地址的商店列表。由于重复记录,我需要忽略ID。我不在乎商店是他们所在地唯一的商店。相反,我只想要一个共享位置的商店列表。不幸的是,我不知道该怎么做
如何编写一个查询,该查询将只返回在同一行1和PostalCode上的组地址记录
谢谢大家! 这就是你想要的吗
select s.ID, s.LocationID, s.Name, a.ID, a.Line1, a.PostalCode
from (
select Line1 + ', ' + PostalCode as Line1PostalCode
from Address a
inner join Store s on a.ID = s.LocationID
group by Line1+ ', ' + PostalCode
having count(*) > 1
) ag
inner join Address a on ag.Line1PostalCode = a.Line1+ ', ' + a.PostalCode
inner join Store s on a.ID = s.LocationID
SELECT t1.*, s.* FROM
(SELECT Line1 ,PostalCode
FROM Address
GROUP BY Line1 ,PostalCode
HAVING COUNT(*) >1) t2
JOIN Address t1 ON t2.Line1 = t2.Line1
AND t1.PostalCode = t2.PostalCode
JOIN Store s on t1.ID = s.LocationID
这是你想要的吗
SELECT t1.*, s.* FROM
(SELECT Line1 ,PostalCode
FROM Address
GROUP BY Line1 ,PostalCode
HAVING COUNT(*) >1) t2
JOIN Address t1 ON t2.Line1 = t2.Line1
AND t1.PostalCode = t2.PostalCode
JOIN Store s on t1.ID = s.LocationID
此查询使用子查询查找具有多个存储的所有地址,然后将其用作选择要显示的存储的基础
WITH StoreAddress AS
(
SELECT * FROM Store s INNER JOIN Address a ON s.LocationID=a.LocationID
)
SELECT sa.* FROM StoreAddress sa INNER JOIN
(SELECT Line1, PostCode FROM StoreAddress
GROUP BY Line1, PostCode
HAVING Count(ID)>1) pairs
ON pairs.Line1=sa.Line1 AND pairs.PostCode=sa.PostCode
ORDER BY sa.Line1, sa.PostCode
查询按第1行和邮政编码排序,以便同一位置的门店一起显示。此查询使用子查询查找具有多个门店的所有地址,然后将其用作选择要显示的门店的基础
WITH StoreAddress AS
(
SELECT * FROM Store s INNER JOIN Address a ON s.LocationID=a.LocationID
)
SELECT sa.* FROM StoreAddress sa INNER JOIN
(SELECT Line1, PostCode FROM StoreAddress
GROUP BY Line1, PostCode
HAVING Count(ID)>1) pairs
ON pairs.Line1=sa.Line1 AND pairs.PostCode=sa.PostCode
ORDER BY sa.Line1, sa.PostCode
查询按第1行和邮政编码排序,以便将同一位置的商店显示在一起。!我总是忘了有什么特点。谢谢你,吃了!我总是忘了有什么特点。非常感谢。