[英]Select from select with case statement and union all
When I am executing query 当我执行查询时
SELECT Settlement_Fees.Participant_Name, Settlement_Fees.Account, Settlement_Fees.Billing_Account, Settlement_Fees.Descr1, Settlement_Fees.Market, Settlement_Fees.Instrum
--, IIf(Settlement_Fees.Instr_Type='Internal','bsinternal',Settlement_Fees.Instr_Type) AS Expr1
,(case when Settlement_Fees.Instr_Type='Internal' then 'bsinternal'
else Settlement_Fees.Instr_Type
end )
, Settlement_Fees.Country, Settlement_Fees.Nr_Instr_Business_Unit, Settlement_Fees.Nr_Instr_Account, Settlement_Fees.Avg_EUR_Rate, Settlement_Fees.Fee_Amount_EUR, Settlement_Fees.Value_Date_Adj
FROM Settlement_Fees)
union all
(select '','',Billing_Account,'','','',
( case when Instr_Type like '%Bridge%' or Instr_Type = '%Internal%' then 'Bszridge/Internal'
else Instr_Type
end )
,'','',Nr_Instr_Account ,'',Fee_Amount_EUR ,''
from Settlement_Fees group by Settlement_Fees.Billing_Account,Settlement_Fees.Instr_Type
,Settlement_Fees.Nr_Instr_Account,Fee_Amount_EUR)
union all
(select '','',Billing_Account,'','','','Total','','',sum(Nr_Instr_Account),'',sum(Fee_Amount_EUR) ,''
from Settlement_Fees group by Billing_Account
Its is working fine 它工作正常
but when i am executin with select * from () its giving me error "Msg 102, Level 15, State 1, Line 33 Incorrect syntax near ')'." 但是,当我用select * from()执行时,它给我错误“消息102,级别15,状态1,第33行,')'附近的语法不正确”。 for the following query
对于以下查询
SELECT *
FROM ((SELECT settlement_fees.participant_name,
settlement_fees.ACCOUNT,
settlement_fees.billing_account,
settlement_fees.descr1,
settlement_fees.market,
settlement_fees.instrum
--, IIf(Settlement_Fees.Instr_Type='Internal','bsinternal',Settlement_Fees.Instr_Type) AS Expr1
,
( CASE
WHEN settlement_fees.instr_type = 'Internal' THEN
'bsinternal'
ELSE settlement_fees.instr_type
END ),
settlement_fees.country,
settlement_fees.nr_instr_business_unit,
settlement_fees.nr_instr_account,
settlement_fees.avg_eur_rate,
settlement_fees.fee_amount_eur,
settlement_fees.value_date_adj
FROM settlement_fees)
UNION ALL
(SELECT '',
'',
billing_account,
'',
'',
'',
( CASE
WHEN instr_type LIKE '%Bridge%'
OR instr_type = '%Internal%' THEN 'Bszridge/Internal'
ELSE instr_type
END ),
'',
'',
nr_instr_account,
'',
fee_amount_eur,
''
FROM settlement_fees
GROUP BY settlement_fees.billing_account,
settlement_fees.instr_type,
settlement_fees.nr_instr_account,
fee_amount_eur)
UNION ALL
(SELECT '',
'',
billing_account,
'',
'',
'',
'Total',
'',
'',
SUM(nr_instr_account),
'',
SUM(fee_amount_eur),
''
FROM settlement_fees
GROUP BY billing_account))
You need to give a table alias to the derived table. 您需要为派生表赋予表别名。 eg add
as t
to the very end of the query. 例如,在查询的末尾添加
as t
。
Additionally to fix the issue raised in the comments change 此外,还可以解决评论更改中引发的问题
( CASE
WHEN settlement_fees.instr_type = 'Internal' THEN
'bsinternal'
ELSE settlement_fees.instr_type
END )
to 至
CASE
WHEN settlement_fees.instr_type = 'Internal' THEN
'bsinternal'
ELSE settlement_fees.instr_type
END AS Foo
You shoud name your subquery: 您应该为子查询命名:
Select * from () subqueryName 选择* from()子查询
select * from(
(SELECT Settlement_Fees.Participant_Name, Settlement_Fees.Account, Settlement_Fees.Billing_Account, Settlement_Fees.Descr1, Settlement_Fees.Market, Settlement_Fees.Instrum
--, IIf(Settlement_Fees.Instr_Type='Internal','bsinternal',Settlement_Fees.Instr_Type) AS Expr1
,(case when Settlement_Fees.Instr_Type='Internal' then 'bsinternal'
else Settlement_Fees.Instr_Type
end )
, Settlement_Fees.Country, Settlement_Fees.Nr_Instr_Business_Unit, Settlement_Fees.Nr_Instr_Account, Settlement_Fees.Avg_EUR_Rate, Settlement_Fees.Fee_Amount_EUR, Settlement_Fees.Value_Date_Adj
FROM Settlement_Fees)
union all
(select '','',Billing_Account,'','','',
( case when Instr_Type like '%Bridge%' or Instr_Type = '%Internal%' then 'Bszridge/Internal'
else Instr_Type
end )
,'','',Nr_Instr_Account ,'',Fee_Amount_EUR ,''
from Settlement_Fees group by Settlement_Fees.Billing_Account,Settlement_Fees.Instr_Type
,Settlement_Fees.Nr_Instr_Account,Fee_Amount_EUR)
union all
(select '','',Billing_Account,'','','','Total','','',sum(Nr_Instr_Account),'',sum(Fee_Amount_EUR) ,''
from Settlement_Fees group by Billing_Account
)) subqueryName
You have an extra set of ()
and aliasing your inline view/derived table also helps eg 您有一组额外的
()
并且对内联视图/派生表进行别名也可以帮助例如
select * from(
SELECT
Settlement_Fees.Participant_Name,
Settlement_Fees.Account,
Settlement_Fees.Billing_Account,
Settlement_Fees.Descr1,
Settlement_Fees.Market,
Settlement_Fees.Instrum,
(case when Settlement_Fees.Instr_Type='Internal' then 'bsinternal'
else Settlement_Fees.Instr_Type
end ) as SomthingHere,
Settlement_Fees.Country,
Settlement_Fees.Nr_Instr_Business_Unit,
Settlement_Fees.Nr_Instr_Account,
Settlement_Fees.Avg_EUR_Rate,
Settlement_Fees.Fee_Amount_EUR,
Settlement_Fees.Value_Date_Adj
FROM Settlement_Fees
UNION ALL select
'',
'',
Billing_Account,
'',
'',
'',
( case when Instr_Type like '%Bridge%' or Instr_Type = '%Internal%' then 'Bszridge/Internal'
else Instr_Type
end ),
'',
'',
Nr_Instr_Account ,
'',
Fee_Amount_EUR ,
''
from
Settlement_Fees
group by
Settlement_Fees.Billing_Account,
Settlement_Fees.Instr_Type,
Settlement_Fees.Nr_Instr_Account,
Fee_Amount_EUR
union all select
'',
'',
Billing_Account,
'',
'',
'',
'Total',
'',
'',
sum(Nr_Instr_Account),
'',
sum(Fee_Amount_EUR) ,
''
from
Settlement_Fees
group by
Billing_Account
) as foo
You need to give your derived table a name. 您需要给派生表命名。 Doesn't matter what.
没关系。 For example:
例如:
SELECT
...
FROM
(...derived table) myDerivedTableName
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