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TSQL QUESTIONS

TSQL datediff returning same result for week and days
TSQL datediff returning same result for week and days
it helps some times "w" is not shorthand for weeks, it is an alias for WEEKDAY. Since Weekday does not really make sense as a datediff option, I would guess that this is treated like days under the hood.If you want weeks difference, you need to use "
TAG : tsql
Date : October 10 2020, 10:00 AM , By : Prabhjot Khurana
Pivot account date list to account start and end dates with missing dates
Pivot account date list to account start and end dates with missing dates
I think the issue was by ths following , I have this requirement to convert a list of account active dates to provide the active start and end dates for each sequence of dates and the days between the dates. For example, this is the list of active da
TAG : tsql
Date : October 09 2020, 11:00 AM , By : Binary
TSQL: transpose last 3 columns into rows?
TSQL: transpose last 3 columns into rows?
like below fixes the issue There are many possible solutions, but I would personally use a CTE. For the CTE to work, you'll need to include a ; at the beginning to close any previous statements. I assumed a full outer join just in case any EntrantID
TAG : tsql
Date : October 09 2020, 05:00 AM , By : Chaitanya Krishna
Multiple Self-Joins to Find Transitive Subsets (cliques)
Multiple Self-Joins to Find Transitive Subsets (cliques)
I wish this help you Times ago I needed to create clusters of data using transitive closure. The best way to do that was using SQLCLR. Here's the GitHub code (article to detailed link is there too)https://github.com/yorek/non-scalar-uda-transitive-cl
TAG : tsql
Date : October 08 2020, 07:00 PM , By : 9cindy
Reuse WITH table definition across multiple code blocks
Reuse WITH table definition across multiple code blocks
this will help A common table expression can only be used within the scope of a single statement:
TAG : tsql
Date : October 05 2020, 06:00 PM , By : Aleksa Zelić
Can't get missing days to show zero
Can't get missing days to show zero
This might help you Your where clause is effectively changing your left join to an inner join. That is because a left join returns nulls for rows that can't be found on the right table, and null compared to anything will always return unknown which i
TAG : tsql
Date : October 04 2020, 10:00 PM , By : Ganesh Mohite
How to unpivot the following columns?
How to unpivot the following columns?
I wish this helpful for you I have a table Tabel1 with columns id, data1, value1A, value1B, date2, value2A, value2B. , You can accomplish this by using cross apply:
TAG : tsql
Date : October 04 2020, 01:00 AM , By : Phan Văn Đa
TSQL convert numbers to time
TSQL convert numbers to time
hop of those help? I have a time field which is storing numbers in '49235062'. Can these be converted to an actual readable time? , Just a guess, but is this milliseconds from midnight? Example
TAG : tsql
Date : October 01 2020, 10:00 AM , By : Zaneta
How can I pivot multiple value columns at once?
How can I pivot multiple value columns at once?
it should still fix some issue Here is a working sample of the PIVOT optionExample (or dbFiddle)
TAG : tsql
Date : September 29 2020, 06:00 PM , By : Jessica
Merge - when matched then do nothing
Merge - when matched then do nothing
hop of those help? I'm not sure I'd bother with all of the overhead that comes with a MERGE statement. See Use Caution with SQL Server's MERGE Statement.You can get everything you need with an explicit transaction.
TAG : tsql
Date : September 28 2020, 06:00 AM , By : omkar bonthu
I need a type of group-sort that I couldn't figure out with ROW_NUMBER on T-SQL
I need a type of group-sort that I couldn't figure out with ROW_NUMBER on T-SQL
around this issue I have a table with a table_id row and 2 other rows. I want type of numbering with row_number function and I want result to seem like this: , Using LAG and a windowed COUNT appears to get you what you are after:
TAG : tsql
Date : September 27 2020, 02:00 PM , By : ricomnc
Error while finding the time difference in SQL Sybase using DATEDIFF function
Error while finding the time difference in SQL Sybase using DATEDIFF function
wish of those help You need to utilise a standard date-time format, for it to work. For example, see following query:
TAG : tsql
Date : September 25 2020, 03:00 PM , By : Tara
SQL Server LEN function reports wrong result
SQL Server LEN function reports wrong result
this will help Not a bug, it's how LEN works. LEN:
TAG : tsql
Date : September 23 2020, 07:00 PM , By : Andrew
Combine query in the TSQL
Combine query in the TSQL
With these it helps I am trying to combine the SQL queries and getting the below error. , SET the variable value :
TAG : tsql
Date : September 22 2020, 01:00 PM , By : Wiz Khalifa
T-SQL date between query
T-SQL date between query
this one helps. SQL Server 2005 is long out of support, why are you still using it? If you really are still using SQL Server 2005 it's long past time you upgrade and you really need to look at upgrade paths asap. No supported versions of SQL Server s
TAG : tsql
Date : September 22 2020, 06:00 AM , By : Michael Wang
result of sp_executesql in a variable
result of sp_executesql in a variable
I wish this helpful for you How can I get the output of the below query in a variable without temp table? , Assuming that you get a singleton value from your dynamic statement:
TAG : tsql
Date : September 21 2020, 09:00 AM , By : Wencong Xu
Creating and inserting into a DB using Dynamic SQL
Creating and inserting into a DB using Dynamic SQL
I wish this help you After fixing your SQL to not be a huge injection issue, by properly quoting your objects, you need to separate the statements into 2 commands. Then you can CREATE your database in one command, and then INSERT in another.
TAG : tsql
Date : September 19 2020, 08:00 PM , By : zamartz
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