在某个表中,我试图获取具有CCID行的TypeID,而没有任何其他TypeID的行。以下SQL查询似乎不正确
SELECT
T1.CCID,
T1.TrCnt AS OurTypeCnt,
T2.TrCnt AS NotOurTypeCnt
FROM (SELECT
CCID,
COUNT(CCID) AS TrCnt
FROM CCsTransactions
WHERE TypeID = 5
GROUP BY CCID) T1,
(SELECT
CCID,
COUNT(CCID) AS
SELECT ISNULL(COUNT([Territory ID]), 0) AS Number_Terr
FROM [A2943_Short].[dbo].[Terr]
INNER JOIN [A2943_Short].[dbo].[Terr_Sales] ON [A2943_Short].[dbo].[Terr_Sales].[ims_id] = [A2943_Short].[dbo].[Terr].[ims_id]
HAVING SUM([TRX_Qty]) = 0 我在让COUNT函数返回值0时遇到了问题。它只是返回空格
下面的查询在输出中返回空行。如果我有两个单独的查询,我们可以避免空行。但是,有没有更好的方法来避免空行呢?
SELECT date_part('h',convert_timezone('UTC+05:30', value)) as h ,
count (CASE WHEN cond1 THEN 1 else null END) AS "result1",
count (CASE WHEN cond2 THEN 1 else null END) AS "result2"
FROM table_na
我正在努力学习SQL。我有一个表(名为likes),它看起来像这样: |---------|---------------|
| name | color |
|---------|---------------|
| Jane | Red |
| Talia | Red |
| Jane | Black |
| Loui | Black |
| John | Black |
| Jane | Green |
| John |
id subscriberid newsletterid Opened
1 1 1 yes
2 1 2 yes
3 2 1 yes
我的SQL查询应该是这样的:
select subscriberid
from email_marketing
where Opened=1 and (newsletterid=1 and newsletterid=2);
但它返回空记录。我正在尝试显示所有打开Newletterid1& 2的
我有一个MySQL查询,在这个查询中,我试图根据另一个表的ID在一个表中查找产品名称,如下所示:
mysqli_query("SELECT product, expirydate, SUM(quantity), status FROM
stockmovement a LEFT JOIN (SELECT productid, product AS productname FROM
products) b ON a.product = b.productid WHERE a.status = '0' GROUP BY
a.product, a.expi
这是一个函数,我必须从存储有向图的数据库中检索。我有一个包含列编号、图形名称和graphID的图形表。以及具有列nodeid、graphid和具有exitnode和entrynodes的节点表。我尝试使用count语句来计算每个图必须返回名称的节点数,但它总是返回空集。有人能检查一下我的问题,告诉我哪里做错了吗?
SELECT
graphName
FROM
graphs
WHERE graphID
IN (
SELECT
graphID
FROM
nodes
WHERE
下面的查询是我试图用Laravel雄辩器编写的,它返回空值。我不知道在下面的查询中我做错了什么。
SQL查询::
SELECT orders.user_id FROM orders JOIN order_item ON order_item.order_id = orders.id GROUP BY orders.user_id HAVING COUNT(orders.user_id)>700
雄辩的查询生成器::
return DB::table('orders')
-