Quick BI添加计算字段之后,报表运行报错:org.postgresql.util.PSQLException: ERROR: aggregate function calls cannot contain window functio。 计算字段表达式如下:RANK() OVER (PARTITION BY [大区描述] ORDER BY [发票数量] DESC) 【问题原因】 聚合函数不能引用开窗函数。 【解决方案】 修改计算字段表达式如下:RAN...
set-returning function calls 指的是在函数内部返回了一个变量,这个变量可以被外部函数访问。 在使用 aggregate function calls 时,我们应该尽量避免使用 set-returning function calls。因为这样可能会破坏函数依赖关系,导致程序的正确性降低。 五、正确使用aggregate function calls 在实际开发中,我们应该正确使用 aggregat...
Can I UPDATE, then INSERT if no record updated? Can I use a COLLATE clause in a temp table definition? Can I use aggregate function within CASE? Can I use if statement in a table valued function? Can I use LEN or DATALENGTH in a WHERE clause? Can I use OUTER JOIN on 2 columns a...
})//基于KeyedStream创建一个华窗,长度一个小时,滑动步长5min.timeWindow(Time.hours(1),Time.minutes(5)) .aggregate(newCountAgg(),newWindowResultFunction()); 报错:Cannot resolve method 'aggregate(com.dianshang.Util.CountAgg, com.dianshang.Util.WindowResultFunction)' 报错原因:KeyBy函数的key值类型和...
'<name>' cannot expose type '<type1>' used in the underlying delegate type '<delegatetype>' of the event it is implementing outside the project through <specifier> '<type2>' '<name>' cannot refer to itself through its default instance, use 'Me' instead '<name>' is already declared...
What I want is the average of the count(*): I need the average count of the rows each day, grouped by hour. I cannot use avg(count(*)) as it generates an error. What I am doing is saving logins in this table and want to report theaveragenumber of logins per hour across a mont...
line 109, in build_device ensure_root() File "/home/ikaros/miniconda3/envs/aivtb/lib/python3.10/site-packages/keyboard/_nixcommon.py", line 174, in ensure_root raise ImportError('You must be root to use this library on linux.') ImportError: You must be root to use this library on ...
DTS_E_OPERATIONFAILCACHEINUSE DTS_E_ORACLEDESTINATIONADAPTERSTATIC_DATAOVERFLOW DTS_E_ORACLEDESTINATIONADAPTERSTATIC_SIGNMISMATCH DTS_E_ORACLEDESTINATIONADAPTERSTATIC_UNAVAILABLE DTS_E_ORACLEERROR DTS_E_ORACLESOURCEADAPTERSTATIC_DATAOVERFLOW DTS_E_ORACLESOURCEADAPTERSTATIC_SIGNMISMATCH DTS_E_ORACLESOUR...
DTS_E_OPERATIONFAILCACHEINUSE DTS_E_ORACLEDESTINATIONADAPTERSTATIC_DATAOVERFLOW DTS_E_ORACLEDESTINATIONADAPTERSTATIC_SIGNMISMATCH DTS_E_ORACLEDESTINATIONADAPTERSTATIC_UNAVAILABLE DTS_E_ORACLEERROR DTS_E_ORACLESOURCEADAPTERSTATIC_DATAOVERFLOW DTS_E_ORACLESOURCEADAPTERSTATIC_SIGNMI...
[AWSCognitoCredentialsProvider setUpWithRegionType:identityProvider:unauthRoleArn:authRoleArn:useEnhancedFlow:] + 912 (AWSCredentialsProvider.m:367) 8 AWSCore 0x000000010015de1c -[AWSCognitoCredentialsProvider initWithRegionType:identityPoolId:] + 168 (AWSCredentialsProvider.m:268) 9 TenStats 0x000000010005...