Skip to main content

Some date functions

Months:
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) - 1, 0) -- First day of previous month
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()), -1) -- Last Day of previous month
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()), 0) -- First day of this month
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) + 1, -1) -- Last day of this month
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) + 1, 0) -- First day of next month
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) + 2, -1) -- Last day of next month

Quarters:
SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()) -1, 0) -- First day of previous quarter
SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()), -1) -- Last day of previous quarter
SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()), 0) -- First day of this quarter
SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()) + 1, -1) -- Last day of this quarter
SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()) + 1, 0) -- First day of next quarter
SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()) + 2, -1) -- Last day of next quarter
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, 0) -- First day of 1st quarter of previous year
SELECT DATEADD(QUARTER, 1, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, -1)) -- Last day of 1st quarter of previous year
SELECT DATEADD(QUARTER, 1, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, 0)) -- First day of 2nd quarter of previous year
SELECT DATEADD(QUARTER, 2, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, -1)) -- Last day of 2nd quarter of previous year
SELECT DATEADD(QUARTER, 2, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, 0)) -- First day of 3rd quarter of previous year
SELECT DATEADD(QUARTER, 3, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, -1)) -- Last day of 3rd quarter of previous year
SELECT DATEADD(QUARTER, 3, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, 0)) -- First day of 4th quarter of previous year
SELECT DATEADD(QUARTER, 4, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) - 1, -1)) -- Last day of 4th quarter of previous year
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), 0) -- First day of 1st quarter of current year
SELECT DATEADD(QUARTER, 1, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), -1)) -- Last day of 1st quarter of current year
SELECT DATEADD(QUARTER, 1, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), 0)) -- First day of 2nd quarter of current year
SELECT DATEADD(QUARTER, 2, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), -1)) -- Last day of 2nd quarter of current year
SELECT DATEADD(QUARTER, 2, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), 0)) -- First day of 3rd quarter of current year
SELECT DATEADD(QUARTER, 3, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), -1)) -- Last day of 3rd quarter of current year
SELECT DATEADD(QUARTER, 3, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), 0)) -- First day of 4th quarter of current year
SELECT DATEADD(QUARTER, 4, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), -1)) -- Last day of 4th quarter of current year

Years:
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) -1, 0) -- First day of previous year
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), -1) -- Last day of previous year
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), 0) -- First day of this year
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) + 1, -1) -- Last day of this year
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) + 1, 0) -- First day of next year
SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) + 2, -1) -- Last day of next year

Half Years:
SELECT DATEADD(MONTH, 6, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) -1, 0)) -- First day of second half of previous year
SELECT DATEADD(MONTH, 6, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()), 0)) -- First day of second half of this year
SELECT DATEADD(MONTH, 6, DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) + 1, 0)) -- First day of second half of next year

Other:
SELECT GETDATE() -- Now
SELECT DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()), -1) -- Yesterday
SELECT DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()), 0) -- Today
SELECT DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()), 1) -- Tomorrow
SELECT DAY(GETDATE()) -- Day of month
SELECT DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()), -30) -- 30 days ago
SELECT DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()), -90) -- 90 days ago
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) - 1, DAY(GETDATE())-1) -- 1 months ago since last midnight
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) - 3, DAY(GETDATE())-1) -- 3 months ago since last midnight
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) - 6, DAY(GETDATE())-1) -- 6 months ago since last midnight
SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) - 12, DAY(GETDATE())-1) -- 12 months ago since last midnight


Comments

Popular posts from this blog

SSRS INTERVIEW QUESTIONS

Q: What is SSRS? Ø   SSRS or SQL Server Reporting Service is a server-based report generation software systems from Microsoft and is part of Microsoft BI. Ø   It is used for preparing and delivering interactive and variety of reports. Ø   It is administered through an web based interface. Ø   Reporting services utilizes a web service interface for supporting and developing of customized reporting applications. Ø   SSRS lets you create very rich reports (Tabular/Graphical/Interactive) from various datasources with rich data visualization (Charts, Maps, sparklines) Ø   SSRS allows are reports to be exported in various formats (Excel, PDF, word etc) Q: Explain SSRS Architecture? Reporting services architecture comprises of integrated components. It is a multi-tiered, included with application, server and data layers. This architecture is scalable and modular. A single installation can be used across multiple computers. It includes the fo...

Exception deserializing the package "The process cannot access the file because it is being used by another process."

TITLE: Microsoft Visual Studio ------------------------------ Failed to start project ------------------------------ ADDITIONAL INFORMATION: Exception deserializing the package "The process cannot access the file 'E:\SSASCube\HistoricalDataLoad\HistoricalDataLoad\bin\Development\HistoricalDataLoad.ispac' because it is being used by another process.". (Microsoft.DataTransformationServices.VsIntegration) ------------------------------ The process cannot access the file 'E:\SSASCube\HistoricalDataLoad\HistoricalDataLoad\bin\Development\HistoricalDataLoad.ispac' because it is being used by another process. (mscorlib) ------------------------------ BUTTONS: OK ------------------------------ While running SSIS package i got the error “The process cannot access the file ‘*.ispac’ because it is being used by another process”. I tried to close SSDT and run it again but, I still got the same error while compiling. Then, after searching over internet, I got...

Failed to execute the package or element. Build errors were encountered

Error: TITLE: Microsoft Visual Studio ------------------------------ Failed to execute the package or element.   Build errors were encountered. For more information, see the Output window. ------------------------------ BUTTONS: OK ------------------------------   Solution: We tried to close SSDT and run it again but, we still got the same error while running SSIS package. Then, we need to follow bellow solution: Step 1: Go to Task Manager–> Details Tab. Step 2: Locate the process “ DtsDebugHost.exe “. Kill this process. There might be multiple instances of this process. Kill all of them. Step 3: Rerun SSIS package