无法准备 OpenQuery 语句

Question

我有一个使用 openquery 的动态 SQL 查询给我一个语法错误。该语句在通过查询窗口（无动态 SQL）运行时运行良好，但在尝试通过 SQL 代理运行时，它会失败并显示 -

无法准备声明。 [SQLSTATE 42000]（错误 8180）'=' 附近的语法不正确。 [SQLSTATE 42000]（错误 102）

链接服务器“_________”的 OLE DB 提供程序“SQLNCLI11”返回消息“延迟准备无法完成。”。 [SQLSTATE 01000]（错误 7412）。步骤失败。

SELECT @SQL = N'
Insert into ' + @ToDatabase + '.dbo.UserUsages
(Date, AppCode, UserName, EriAccountId, [Count], SubscriptionCode)

SELECT Timestamp
, Appcode
, Username
, EriAccountId
, [Count]
, SubscriptionCode
FROM openquery([' + @ServerSource + '],
''[Timestamp] = CAST([Timestamp] AS date)
, AppCode
, UserName
, EriAccountId
, [Count]= COUNT(MethodName) 
, SubscriptionCode
FROM ' + @FromDatabase + '.dbo.[Log]
'
SELECT @SQL2 = N'
WHERE   
(MethodName = ''''GetSalaryTable'''') OR            
(MethodName = ''''GetSalaryByLevelTable'''') OR     
(MethodName = ''''GetEmployees'''') OR              
(MethodName = ''''GetBenchmarkList'''') OR          
(MethodName = ''''GetAdvancedReport'''') OR         
(MethodName = ''''GetGeoList'''') OR            
(MethodName = ''''GetComparableCompanies'''') OR    
(MethodName = ''''GetComparisonList'''') OR     
(MethodName = ''''GetGAChart'''') OR            
(MethodName = ''''GetOesData'''') OR            
(MethodName = ''''GetTwoCityComparison'''') OR      
(MethodName = ''''GetSalaryFromC3Norms'''') OR      
(MethodName = ''''GetCoLs'''') OR                   
(MethodName = ''''GetPerDiems'''') OR               
(MethodName = ''''GetTwoCityValues'''')  OR         
(MethodName = ''''DisabilityFilterJobs'''') OR      
(MethodName = ''''ProcessAnalysis'''') OR           
(MethodName = ''''GetFormTabs'''') OR               
(MethodName = ''''GetReportDataForJob'''')          


GROUP BY CAST(Timestamp AS date), AppCode, UserName, EriAccountId, 
SubscriptionCode
HAVING      
(SubscriptionCode IS NOT NULL) 
AND (CAST(Timestamp AS date)) BETWEEN ''''' + 
CONVERT(NVARCHAR,CAST(DateAdd(dd, +1, @startDate) AS DATE))  +''''' and 
CAST(DateAdd(dd, -1, GETDATE()) AS DATE) '') 

'

Answer 1

在[Timestamp] 之前需要一个SELECT。