我想写一个数据库的查询将左表连接到查找表的结果将返回基于case语句。 在正常的SQL查询应该是这样的: SELECT chis_id, chis_detail, cilt.mhcatID, cilt.mhtID, 'TheFileName' =
CASE
WHEN cilt.mhcatID IS NOT NULL AND cilt.mhtID IS NOT NULL THEN chi
我一直在尝试为下面的查询创建一个条件where子句,但我一直看到这么多的选择,我不知道在这种情况下使用什么。 我需要的是沿着这一线的东西:(当然这个代码是错误的) where casCaseType='m'
and casCurrentWorkflowID=990
and cmsDateCreated between @FromDate and @ToDate
CASE @
以下if语句是否可以转换为case语句? if (Number >= 5) and (Number <= 10) then
lblAnswer.Caption := 'in range'
else
lblAnswer.Caption := 'out of range';
我的回答: 是的,它可以 case (number >= 5) and (Number <= 10)
我尝试创建具有倍数case语句 我有以下存储过程的存储过程: BEGIN
CASE @olds
WHEN 'emp' THEN
CASE @news
WHEN 'loc' THEN
UPDATE equipos SET pe=pe-1,pg=pg+1 WHERE [email protected];
UPDATE equipos SET pe=pe-
SELECT
COUNT(id), AgeRange
FROM
(
select
id,
case
when age < 0 then 'less than 0'
when age >= 0 and age <=30 then '0-30'
when age >= 31 and age <=60 th
运行PostgreSQL的7.x版(是的,我升级) 例子: SELECT
CASE
WHEN "substring"(t."Field"::text, 0, 3) = '01'::text THEN 'group one'::text
WHEN "substring"(t."Field"::text, 0, 4) = '123'::text THEN 'group
运行PostgreSQL的7.x版(是的,我升级) 问题: 我有需要的,如果没有数据返回到设置三到四场。 是这样 SELECT CASE
WHEN default_field IS NULL THEN field_1 = 'blah', field_2 = 'foo', field_3 = 'bar'
ELSE field_1,field_2,field_3
E
我有这样的行... | NAME | RED | BLUE | GREEN |
LeAnn 1 0 1
Jim 0 0 0
Timothy 1 1 1
我想写一个select语句,将返回下面的行... | Name | Note |
LeAnn RED, Green
Jim
Timothy RED, BL
我想在case语句中返回多行。可能吗?或者有没有其他方法可以做到这一点? select
case
when 3 = 1
then (select orderid from order_master where noOfInstallment = installmentPaid)
else
(select orderid from ord