Transact-SQL (T-SQL) is a dialect of SQL used by Microsoft SQL Server and SAP's Sybase.

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2answers
131 views

Reuse a complex non-deterministic expression in SELECT and WHERE clauses

I have a query like this: -- This is inefficient, and may even be wrong if expression is nondeterministic SELECT TOP 10 team_name,score_points=<big expression> FROM teams WHERE <big ...
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1answer
183 views

T-SQL View — How to 'pre-fetch' schema using scalar function, then populate using table query

I have an application that uses T-SQL views. A number of these views are quite complex, joining data from many tables. To avoid column-name collisions, the views often employ table-scalar functions to ...
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4answers
51 views

Setting Select Permission on 100+ tables in a database

I got the 'Select permission denied' error for some of my tables in a database. In MS SQL Server 2012, setting Select Permission on 1 table is easy. I just right click on the table > Properties ...
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1answer
627 views

Why choose a top query and temporary table instead of a cursor for a loop?

When it comes to looping over a large set of data in T-SQL, the majority of examples I see on the Internet use a pattern like this: declare @someVariable int declare @remainingRows int select ...
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6answers
2k views

Select rows with same id but null and some other value in another column for that id

I want to get only rows having a value NULL and some other value than NULL for a particular username column. If both rows have null for that particular username or both have some values other than ...
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2answers
246 views

Writing a large update/delete script that doesn't provoke locks

While running a T-SQL script that is performing massive amounts of deletes, I had the unpleasant experience of causing some sort of lock contention that prevented inserts of data in some tables for ...
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0answers
63 views

Non clustered indexes

I have a questions on Index Our Application is throwing the following SQL eroor Index 'INDEXNAME' on table 'dbo.TABLENAME' (specified in the FROM clause) does not exist. Error: Unknown Error ...
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1answer
36 views

convert update field second to time

I have 2 fields ( about 1000 records) name FROMTIME and TOTIME. Both fields will have time in seconds (for example FROMTIME = 20520 and TOTIME = 39360). I would like to convert and update these ...
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1answer
57 views

Dynamic Pivot with overlapping years

I have looked and cannot find how to show the last # months in a pivot table. Everything I seem to run across codes months statically. I'm seeking a solution that shows something similar to the ...
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1answer
82 views

How to get the dependent entities (referencing entities) for an User Defined Function (UDF)

We have a database that has been copied, including stored procedures and some user defined functions. I'd like to check whether a UDF is being used. Is there a way to see which stored procedures ...
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0answers
160 views

Run a specific SQL Server job step from a stored procedure

I have a job with 5 steps that are scheduled to run after each other. I want to have a stored procedure where a user can execute the stored procedure and give the step number as a parameter. Only ...
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1answer
95 views

Rebuild index in table with many values

I'm junior DBA ,have table with 11 million values ,one of the indexes is like : CREATE NONCLUSTERED INDEX [ix_mytbl_mycolumn] ON [dbo].[myTbl] ( [my_id] DESC )WITH (PAD_INDEX = OFF, ...
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1answer
91 views

Delete duplicate records by column 1 but having differ values in column 2 and column 3 [closed]

I have a table like: SSN FName LName 1 a b 1 a b 1 b b -------------> to delete 2 c d 2 c d as above example I want to delete such records where SSN has different values in ...
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1answer
139 views

Create nonclustered index on uniqueidentifier type

CREATE TABLE [dbo].[session] ( [id] [int] IDENTITY(1,1) NOT NULL, [user_id] [int] NOT NULL, [session_id] [uniqueidentifier] NOT NULL, [supervisor_id] [int] NULL, some columns .. ...
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0answers
35 views

Export hierarchy tree in a specific way

I need a big help. I have two tables (SubCells and Codes) and Visually it looks like this (We can count an order) And i need to get this final result (with SQL or even a C#) How can i do ...
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1answer
309 views

Count rows in dataset SSRS2012

I want to count the number of rows in my result DataSet, I put in my DataSet a calculated field with this expression : =CountRows("DataSet1") But I have the following error message: "The expression ...
0
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0answers
34 views

SSRS using select from (Select)

I want to report a script which contains a Select from (Select), when I just run the second select I have no problem but when I put the whole script it loads and nothing happens. Here's my code : ...
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0answers
129 views

Exporting to excel from OPENROWSET with cell formatting

I am trying to generate a report from SSMS to Excel, using OpenRowSet. All is working fine, still I have to export a specific column with a barcode font. I already have the column calculated from ...
2
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1answer
24 views

SELECTs in Database Change Log and Source Control

We are overhauling the way that we store our database in source control and keep a change log of it. I was reading the following article: http://thedailywtf.com/articles/Database-Changes-Done-Right, ...
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1answer
49 views

databases cross references baselines

We have on several databases on same instances, some stored procedures have references to tables on other databases. We are in the middle of a big project to take our database under source control. ...
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1answer
101 views

how to define trigger scope variable [closed]

My trigger is meant to calcalute the grade of a student base on the column value for every insert.But if a column value for the column is modified it the corresponding Grade should change. Currently i ...
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0answers
52 views

Backup table is larger than original table

I am cleaning up my database by deleting unwanted tables such as temp tables, backup tables. While doing clean up I see that I have a backup table and the original table. The size of the backup table ...
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2answers
215 views

TSQL vs SSIS Lookup

I was trying to find some well performing Tsql equivalents for the SSIS Lookup component. Especially for Fact table loading. After few different query patterns the most obv performed the best: ...
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1answer
225 views

Import CSV file - dynamic path

I am trying to import a csv file dynamically. This works: BULK INSERT #CSV FROM 'C:\Users\MyName\Desktop\Players.csv' WITH ( FIELDTERMINATOR = ',', ROWTERMINATOR = '\n' ) I would like to ...
2
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0answers
83 views

Quirk update for cumulative sum of chances for a raffle. What can go wrong?

I need to make a raffle where users have different chances. | USER | CHANCES | |------|---------| | A | 10 | | B | 25 | | Z | 15 | Looking in this answer: drawing a riffle ...
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1answer
100 views

How can one select a static value as a column based when using UNPIVOT?

I'm trying to unpivot a few columns in a table. This is for a reporting tool. The source data is already normalized. I am able to get my desired results with a series of UNION ALL statements. I can ...
9
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1answer
816 views

TSQL Why is Top faster with a variable?

Morning all, I have been working on some moderately complex sql to 'obtain' some data from a third party products database, to display it in our own in house applications. I added in a select to ...
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2answers
118 views

SQL: TSQL to Find invalid views

we have a Tuesday/Thursday Maint window for one application we support. On Tuesdays we modify one facility and thursday if there are no errors we roll all the changes out to the other facilities. The ...
2
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1answer
3k views

The number of row value expressions in the INSERT statement exceeds the maximum allowed number of 1000 row values

One of INSERT INTO script is written as following. INSERT INTO tableName (Column1, Column2,....) VALUES (value1, Value2,...), (value1, Value2,...),.... Following is the error we are facing on ...
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3answers
568 views

Select only rows with minimum values from union table

SQL Server 2005 Here is a sampling of the data from a union of two tables (named "vProducts_All"): DBID UPC Price1 Price2 1 023614025559 689.0000 649.0000 2 ...
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2answers
130 views

TSQL substitute for MAX() string ranking

I have a table with repeating values (col1) and I need to return col2 based on a ranking system. In my example the ranking system is handled by MAX() giving me the highest value. I then return the ...
0
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1answer
49 views

Using a string with single quotes in a table

I'm trying to insert the following string, as written, into a table: 'affinity mask', 0 However I can't figure out how exactly I need to escape the quotes. It always wants to treat the , 0 as a ...
2
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1answer
676 views

Restoring a SQL Server 2012 database in high availability

I have a database which is in always-on high availability mode synchronized with another database on a different instance. How can I restore from a .bak file into the primary database using T-SQL? ...
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1answer
369 views

Is there a way to minimally log insert under Always on?

I have a primary database in FULL recovery mode which is part of Always On group. Is there a way to minimally log insert operation under FULL recovery model? I have a process that is executed each ...
2
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4answers
359 views

Saving a variable globally in SQL server it self and use it when required

We are using ENCRYPTBYPASSPHRASE to encrypt some columns of some database. To decrypt the values every time we need to pass passphrase with DECRYPTBYPASSPHRASE. So I planned to create a stored ...
0
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1answer
1k views

Stored procedure to compare two columns from different tables and make the insert

I have two tables: Project with fields fld_id (integer), fld_allocated_hours (integer), fld_project_id (integer) Timesheet with columns fld_id (integer), fld_allocated_time (integer), ...
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2answers
739 views

Error Grouping By Multiple Columns using CASE

Is it possible to group by multiple columns in a CASE statement? I get error "Incorrect syntax near ','." in below code... SELECT CASE WHEN Type = 'Test' THEN Description ELSE ...
0
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1answer
131 views

12 hour format time in SQL datatype

I can convert time datatype to 12 hour format using convert etc. But is there any option to save the time in 12 hour format in SQL tables using any settings or property or any other methods?
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1answer
55 views

Reducing size of datatype involved in index fails where as increasing size work

This question is related to my previous question Database events that will cause deletion of index For example if i create a table like CREATE TABLE dbo.Customers (ID INT IDENTITY(1,1) PRIMARY KEY ...
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2answers
962 views

Physical Server or a Virtual Machine SQL Server?

Is there a anyway to figure out via a SQL Script to know whether SQL Server is running on a Physical Server or Virtual Server ?
3
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3answers
676 views

SET IDENTITY_INSERT inside INSTEAD OF INSERT trigger not working

I'm trying to perform a indentity insert inside a instead of insert trigger, but when I try to insert data into the data, it throws and error msg "Msg 544, Level 16, State 1, Line 36 Cannot insert ...
0
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0answers
51 views

select random tuples but prefer old dates

With this table: CREATE TABLE T_TEST ( id int identity, somevalue varchar(256), lastupdate smalldatetime ); i want to select n random tuples which age is older than x days but prefer old tuples ...
0
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1answer
981 views

Invalid object when selecting from temporary table

I'm creating a temporary table called #PrevStatus. I've confirmed that the create statement is correct. When I run, exec (@TableQuery) which contains the table create statement and then right ...
2
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2answers
105 views

How can I use expressions as arguments to EXEC?

I am building some scripts and found an annoyance to be that I can't provide expressions as arguments to EXEC. Here is an example I have run into. I want to setup various items using a consistent ...
2
votes
2answers
549 views

How to get OUTPUT $action, Inserted.*,Deleted.* records in In SSIS

I was just wondering, in MERGE in T-SQL, you can output the OUTPUT $action, Inserted.* and Deleted.* records. I want to ask how can I get OUTPUT $action, Inserted.*, Deleted.* records in SSIS?
0
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1answer
113 views

How to set a restart on a TSQL Job?

I currently have an important TSQL job that hangs probably once a week. It moves data from one database to another. It is on a schedule running every 5 minutes indefinitely throughout the day. ...
0
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1answer
82 views

SQL Server 2008 and constant expressions

If I have the following scenario, would Replace be evaluated a single time? DECLARE @text nvarchar(32) = 'This is a test field' SELECT textField FROM Table WHERE Id = @idICareAbout AND textField = ...
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2answers
342 views

Unexpected results with random numbers and join types

I have a simple script that gets four random numbers (1 through 4) and then joins back to get the matching database_id number. When I run the script with a LEFT JOIN, I get four rows back every time ...
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0answers
60 views

Foreign Key constraint remain untrusted and disabled even after ALTER TABLE CHECK CHECK CONSTRAINT command [closed]

In this database I support, there are more than a few FK constraints set as disabled or untrusted. I'm using this querys to find that out: SELECT 'ALTER TABLE [' + s.name + '].[' + o.name + '] WITH ...
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2answers
86 views

Restore Database with Multiple Restore commands

For automation, I have to dynamically construct the restore commands and thus I have created a script. A .bak file is created on a remote server and I receive it daily. The script builds the restore ...