TSQL – Orphaned User Script
Finding Orphaned Users USE [db] GO EXEC sp_change_users_login ‘Report’ GO Fixing Orphaned Users USE [db] GO EXEC sp_change_users_login ‘auto_fix’, ‘USERNAME’ GO
Estimating the Size of an Index
If you’re creating a new index in SQL Server, it is good practice to make sure you have enough space on your drive to do so. You’ll not only need the space to hold it, but double the space as SQL Server builds it on temporary disk space. (https://msdn.microsoft.com/en-us/library/ms191183.aspx) So if your index is going… Read More »
Finding Duplicate Records In Database
SELECT COL_TO_CHECK, COUNT(COL_TO_CHECK) FROM TABLE_NAME GROUP BY COL_TO_CHECK HAVING COUNT(COL_TO_CHECK) > 1 If there is more than 1 column with that value it will show up like: COL_TO_CHECK COUNT(COL_TO_CHECK) ————————————————————- Value 3 Value2 2 Value99 4
SQL Server – Find Stored Procedures User Can Access
Returns a report that has information about user permissions for an object, or statement permissions, in the current database. To find stored procedures that “username” can access: exec sp_helprotect @username = ‘username’ To see all objects in database and who has access: exec sp_helprotect For complete capabilities see http://msdn.microsoft.com/en-us/library/ms190310.aspx
SQL Server – Email Results of Stored Procedure Conditionally
Within a Stored Procedure, you may want the results of a particular query emailed to you, but only if there is a result. In other words, I don’t want to be notified when the result set size is 0. When you put a query into the “@query” of the stored procedure, the email will be… Read More »
SQL Server Profiler New Templates Failing
Source of info: http://www.mattbutton.com/2011/06/01/sql-profiler-templates-missing/ Upon trying to create a trace template in SQL Server Profiler, I was able to name the trace but there were no events to choose from in the “Events Selection” tab, even when the “Show All Events” box was checked. If I clicked the “Column Filters” button the entire Profiler application would… Read More »
TSQL – Simple Loop Through Result Set Using Cursor
This is the basic query text to use whenever you need to loop through a result set in SQL Server using TSQL. In this example we are getting every database name and printing it out. /* Declare variable that will hold a single result */ DECLARE @DBName varchar(50) /* Declare the cursor and “load” the… Read More »
Rolling Back Dynamic SQL
Do transactions apply in dynamic SQL, in SQL Server? In a word, yes. For proof, run the following chunks of code: No Transactions You can see the third row having a value of “5”, showing that it was updated CREATE TABLE #T( ID INT IDENTITY(1,1) ,COL1 VARCHAR(100) ,COL2 VARCHAR(100) ); INSERT INTO #T (COL1,COL2) VALUES(‘1′,’2’);… Read More »
SQL Server – Find Missing Indexes With Script In Output
Source: http://sqlserverplanet.com/dmvs/missing-indexes-dmv SELECT mid.statement ,migs.avg_total_user_cost * (migs.avg_user_impact / 100.0) * (migs.user_seeks + migs.user_scans) AS improvement_measure ,OBJECT_NAME(mid.Object_id) ,’CREATE INDEX [idx_’ + LEFT(PARSENAME(mid.statement, 1), 32) + ‘_’ + CONVERT(VARCHAR, mig.index_group_handle) + ‘_’ + CONVERT(VARCHAR, mid.index_handle) + ‘]’ + ‘ ON ‘ + mid.statement + ‘ (‘ + ISNULL(mid.equality_columns, ”) + CASE WHEN mid.equality_columns IS NOT NULL AND… Read More »
SQL Server – Download all RDL files from Report Server
—- Allow advanced options to be changed. –EXEC sp_configure ‘show advanced options’, 1 –GO —- Update the cuently configured value for advanced options. –RECONFIGURE –GO —- Enable xp_cmdshell –EXEC sp_configure ‘xp_cmdshell’, 1 –GO —- Update the cuently configured value for xp_cmdshell –RECONFIGURE –GO —- Disallow further advanced options to be changed. –EXEC sp_configure ‘show advanced… Read More »