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

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SA Admin SQL-Server 2012 x64 keeps changing constantly

I know this is a newbie question, but really I can't find some precise info on this issue. I'm trying to figure out how to create a new user with admin server role on SQL Server 2012 x64. I mean, I ...
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4answers
286 views

How does SQL Server determine precision / scale?

I'm running SQL Server 2012 SELECT 0.15 * 30 / 360, 0.15 / 360 * 30 Results: 0.012500, 0.012480 This one is even mor confusing to me: DECLARE @N INT = 360 DECLARE @I ...
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0answers
13 views

I'm trying to make a stored procedure to validate the input parameter [duplicate]

I want to make a stored procedure to validate if a input integer is maximum 15 digits and first digit is not 0. And I have this for now: CREATE PROCEDURE usp_verify_phone_numbers (@phone_number INT) ...
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1answer
42 views

Select complete next row based on the current row

Hi i have a complicated condition. I have a table lets say 'Test' ID Partner Type Amount 143854 CSTC Purchase -0.81 144029 CSTC Purchase -0.69 144030 CSTC Purchase ...
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1answer
18 views

Separating system databases from MDW SQL Server 2008 R2

We have the Management Datawarehouse feature configure on two of our SQL Servers. Both point to the same central database and upload their results to it. Everything works fine with the built in ...
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1answer
30 views

T-SQL How to Pivot on the Values of a Table?

How do you pivot a table on the value in the field? I have to admit that while I can write some pretty nifty queries, have my CTEs down, and enjoy a wide knowledge of T-SQL programming, Pivots get ...
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24 views

Attempting to Pivot a column of grades and coming up with NULL values

I have Data in a table that i'm attempting to pivot from rows to columns, and the script im using is working, but the pivot is coming up with NULL for everything. Here's the source data: ...
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1answer
73 views

Inserting variables into another variable [closed]

I've been working on the code below. I'm trying to insert results of a declared variable into a sql statement. I've highlighted the section below that I'm talking about. What am I doing wrong here? ...
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0answers
43 views

Stored Procedure for Phone number format to e.164 standard [closed]

I'm trying to create a stored procedure with a parameter to check if a numbers column is in e.164 standard. How can I verify if is a e.164 standard of phone numbers? The standard :[+][country ...
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3answers
123 views

Extracting an an integer value from an xml column

I'm just wondering how I can extract an integer out of an XML column. Currently all the digits are 4 which the below query is able to do. But the number is going to grow to 10,000's soon which will ...
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2answers
84 views

Tsql Query speed slow due to Or within where clause, causing index scan instead of seek

I have been working on making this query work more efficiently. I found that the number of Ors within the where clause are the biggest problem within this query. This query sits in a stored ...
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1answer
21 views

Connection refused when adding ApplicationIntent

Environment : AlwaysOn HA group, 2 nodes, 1 database, SQL2012, Server2012R2. Here is my .NET C# code : string connectionString = ...
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2answers
56 views

sql server date issue [closed]

I have a select statement that when run on the live production server, returns mm-dd-yyyy regardless of what I do. this only happens though when selecting the date from an another aliased select. ...
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1answer
36 views

Update specific records of table based on subquery's output (sql server)

have this query which produce below output : select sec.site,sec.Name,sec.Freq from ( select Name from sec group by name having count(Freq) > 3)as dt inner join sec on dt.Name = sec.Name where ...
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2answers
96 views

How to add an “INCLUDE” part in an Index Created as a part of CONSTRAINT

I am going through the execution plan of a tsql query. There is a key LookUp (Clustered) in the plan. To avoid this Key LookUp, I tried to Include a column (Status_Ind) to The Index (The Index ...
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0answers
10 views

Curious Regarding filtering behaviour and performance of where condition

So i have completed the clean up of SQL code that involves four set of queries that partially do the same filtering in where condition , while the rest of the part do their own task specific to each ...
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0answers
42 views

LIKE or CHARINDEX to check String Contains a Substring [duplicate]

To check a string contains a sub string or not we can use [LIKE] or [CHARINDEX]. I know that like uses indexing in case we have name%.(while %name% may not use index) .Also charindex does not use ...
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1answer
83 views

Converting Cursor based filtering logic to CTE based

I have a cursor that runs long for about minutes which I was able to reduce to run in seconds using a CTE (Common Table Expressions). The result set was identical until there was given a condition ...
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1answer
35 views

Simplifying query by adding Computed Column, performance impact?

The dev team came across the following query (might be incomplete; it's retyped from a screenshot) which had caused slowness: SELECT d.catalogno, d.itemid, SUM(lineamount+taxamount) AS Amount, ...
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1answer
233 views

Using TOP and getting different result sets

I am trying to write an efficient query for deleting chunks of data. To this end I hoped to avoid an index scan by using the primary key to get the oldest records. However I'm seeing some unexpected ...
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2answers
106 views

Remove a character from a records enclosed between double quotes

I have a table in which every row have data like: 0150566115,"HEALTH 401K","IC,ON","ICON HEALTH 401K",,,1,08/21/2014 What I want is to remove every comma (,) that is enclosed between double quotes ...
3
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1answer
119 views

When to use With Recompile

I know what With Recompile means, and I know that it is not suggested at most of the times due to performance issues, no dmv's, etc.. Sometimes there are cases that it may help, but OPTION(RECOMPILE) ...
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3answers
77 views

How to query for records based on most recent version

I have the following table structure ID, ORDERNUMBER, DATE, STATUS 1, 1, 1-1-01, proposal 2, 1, 1-2-01, proposal 3, 1, 1-3-01, active 4, 2, 1-1-02, proposal 5, 2, 1-2-02, cancelled 6, 3, 1-1-03, ...
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0answers
25 views

Does a DELETE/UPDATE query based on a large SELECT query cause deadlocks and can it be improved?

I've noticed DELETE and UPDATE queries that are based upon a large SELECT statement such as NOT IN (SELECT ID FROM LARGE_TABLE) are often ending up with deadlocks. Is this causing deadlocks and if so ...
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31 views

Using CASE in CHECK Constraint [duplicate]

I cannot get SQL Server to parse my query as I tried to alter a table and add a constraint. like this: ALTER TABLE TaxVal ADD CONSTRAINT ch_taxVal CHECK (CASE WHEN Col1 IS NOT NULL THEN Col2 = 1 ELSE ...
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votes
2answers
107 views

Inserting data based on different conditons

Though , i put my efforts in making question easy to understand , but i still dnt know whats going wrong . Anyways , im trying to make it more compact I have below table now only : In column number ...
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2answers
183 views

How to get Identity Column to jump ahead (by say 1000) on SQL Server 2012

I am using SQL Server 2012 and I would like to keep my pre-existing data but to cause the ID (identity) column to skip by 2000 rows. Why is this happening? I have a scenario where I may have ...
2
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1answer
111 views

How to find number of days since beginning of fiscal month?

This relates to my question How to find XXth day of previous month in SQL server? The fiscal month starts on 26th of each month. I need to find out from any date: The date of the start of the ...
2
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0answers
56 views

Avoiding Functions() in the Where clause

Okay, while analyzing queries against a SQL Server 2008 R2 database, I happened upon the following query: (@p__linq__0 nvarchar(4000)) SELECT TOP (1) [Extent1].[OrderSOId] AS [OrderSOId], [Extent1] ...
3
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1answer
87 views

Single year column and multiple weeks columns into single year/week column with PIVOT

I have a table that looks roughly like this. (Pk int, Year int, Week1, Week2, .., Week53) The values in each "Week" column are sales data. What I want to do is create a new table from the first ...
2
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1answer
90 views

Finding rows with duplicate values

I have a one to many relationship between the Account table and a ScheduledPayment table. One account can have many payments but there should be a maximum of one payment per day. Although unlikely, ...
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1answer
58 views

What relevance does the table-level ANSI_NULL setting have?

Apparently, SQL Server stores the current ANSI_NULL setting when creating a table (see related questions here and here). However, when I execute SELECT * FROM myVeryOldTable WHERE ...
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3answers
297 views

How to pull rows only from the weekends?

My table data is like this: ID Name salary date 1 a 100 1/08/2014 2 b 200 2/08/2014 . . . . 26 z 2600 26/8/2014 Now I want to return only rows from Saturday or ...
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2answers
180 views

Stored Procedure null parameter within where clause

I want to use a parameter within where clause only if it's value is provided by strongly typed dataset, this is what I am trying at the moment, I get right results when I provide parameter3 and no ...
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1answer
36 views

Backup/restore using OPENDATASOURCE OR OPENROWSET

Has anyone ever successfully taken a backup or restore to another server using OPENDATASOURCE/OPENROWSET? I am not able to use linked servers so I am exploring this idea.
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2answers
76 views

How to escape '%' inside varchar @params for RAISERROR funcion in SQL Server 2012

How I should escape the % character in params so my RAISERROR retun my message declare @msg varchar(max) = (SELECT ' Message with % ' AS MSG) if @msg is not null begin RAISERROR (@msg ,16,1); ...
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1answer
52 views

Difference between character_maximum_length and character_octet_length

Maybe there is an answer for this somewhere but, I couldn't find any efficient answer on Google for this question, therefore, I will ask this here. I wanted to get some information about my Stored ...
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1answer
43 views

Group by alternative [closed]

I have a table , that has a generic set of actions for EVERY user. However if there is a user that needs to have a unique action, that replaces an existing action, then in my query, I want to ...
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0answers
53 views

Why is it @@SERVERNAME but not @@DBNAME? [closed]

I'm just curious: To get the server name, I use SELECT @@SERVERNAME but to get the current database name, I use SELECT DB_NAME() Technically, both seem to be scalar functions: @@SERVERNAME is ...
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1answer
175 views

Shrink Transaction Log While Using AlwaysOn Availability Group

We are using AlwaysOn Availability Group feature of SQL Server 2012. Regular full database backups and transaction log backups are done every day on the secondary database. I have read here doing the ...
0
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1answer
132 views

Script that alters all stored procedure on the database

I have a database with thousands of stored procedures and I need to alter hundreds of them. In order to do it faster I thought of a way to write a script that runs over all stored procedures and adds ...
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1answer
117 views

How to reduce the run time of stored procedure by getting rid of cursors?

I have a task of reducing the run time of a stored procedure that runs for hours. Description of task: The cursor takes a set of values @Master and @Slave obtained from a query(5000+ rows), finds ...
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3answers
43 views

List all tables that a specific login has permissions [duplicate]

This might be repetitive, but I haven't found a solution that serves my purpose 100%. What I'd like to achieve is to have a script (or SP) that'll list all tables that a user has permissions on. Any ...
0
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1answer
36 views

Script to Add a Job to a SQL Server DB

I want to add a job to my DB to make a back up weekly but i want to do it from an script, i've serched and with what i found i made this: CREATE SCHEMA job go CREATE PROC BACKUPS @dir varchar(max) AS ...
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1answer
28 views

Enable Agent Database Mail - TSQL

I have several new servers that need Database Mail configured on them. I found the TechNet article describing how to add the profile and account via procedure calls, but is there a way to enable ...
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1answer
45 views

Does it make sense to order condition in where query?

We have a clustered index in table Tbl with order of A,B,C. Does it make senses to write a query to have WHERE A = @a, B = @b, C = @c or it'll be as same as WHERE C = @c, B = @b, A = @a Does the ...
1
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1answer
111 views

HierarchyID: Get all descendants for a list of parents

I have a list of parent ids like this 100, 110, 120, 130 which is dynamic and can change. I want to get all descendants for specified parents in a single set. To get children for a single parent I ...
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votes
3answers
170 views

Removing a string prefix

I have a string of numbers that I need to trim a portion from using TSQL. The string of numbers will always start with 101 then it will have a set of 0s and a set of random numbers. Example: ...
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2answers
56 views

Derive daily delta from total daily counts? Tsql

I have a table with columns: ID, tableName, totalRowCount, Date Each day I'm appending the number of rows in the relevant table. What I want to do is create a table which has the number of new ...
5
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1answer
210 views

Splitting a csv column from select query into multiple columns

I have a stored procedure SELECT [ShipWorks].[dbo].[OrderItem].[Code] AS Code, CASE WHEN (LEN(ISNULL(MAX([ShipWorks].[dbo].[OrderItem].[Location]),'')) = 1) THEN ...