First time trying to use switch function to combine multiple queries to one. For some reason "DateValue" function overrides "DatePart" function in switch clause and gives me wrong format for the week and month
I have to write an update query. If the special_member account is not canceled then in the where clause I have to use this condition by adding a grace period of 15 to the expiry date and compare it today's date: Convert(date,MEMBER_EXPIRY_DATE + 15) >= Convert(date,GETDATE...
Using the DATEADD and DATEDIFF functions to calculated dates requires you to think a little differently about what it takes to convert the current date into a date you need. You must think in terms of date intervals. Such as, how many date intervals it is from the current date to the dat...
Apr 8, 2025 Filtering weekdays in DAX When using time intelligence functions, the automatic REMOVEFILTERS on Date can make maintaining filters on the Date table challenging. This article shows a technique to handle filter-preserving columns in DAX. Read more 20:16 May 20, 2025 Understanding the...
Date Version Size File name --- 7/22/99 2.10.4321 203KB msdaprst.dll Resolution Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was corrected in MDAC 2.5...
Here, though, is agood introductory videoto understand FILTER and SORT--relatively new functions--that might be your answer.
getSystemFunctions 方法 (SQLServerDatabaseMetaData) getTablePrivileges 方法 (SQLServerDatabaseMetaData) getTables 方法(SQLServerDatabaseMetaData) getTableTypes 方法 (SQLServerDatabaseMetaData) getTimeDateFunctions 方法 (SQLServerDatabaseMetaData) getTypeInfo 方法 (SQLServerDatabaseMetaData)...
User-defined functions (UDFs) or other T-SQL code that performs CPU-bound operations. This would typically be the cause when other conditions are different on Server1 and Server2, such as data size, CPU clock speed, or Power plan. SQL Server CLR integration or Extended Stored proce...
Part 3: SQL parsing 101 Part 4: reading tables metadata Part 5: Evaluating queries Build Your Own Redis with C/C++ by James Smith Concurrency Control and Recovery in Database Systems by Philip A. Bernstein, Vassos Hadzilacos, Nathan Goodman Let's Build a Simple Database by Connor Stack...
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