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SQL Server Guest User – Still a Serious Security Threat
One of the security recommendation inside SQL Server Security Best Practice white paper for guest user is that, to disable guest access in every database (expect “master”, “msdb” and “tempdb”) on SQL...
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Find missing indexes using SQL Servers index related DMVs
Today, we experienced performance issues with few databases that are hosted on one of our most critical production SQL Server. Upon reviewing the query execution plan and querying index related dynamic...
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SQL Server DMV: sys.dm_exec_requests
Today, I’ve received an email from friend asking that that is there any way to find out the progress of following operation using T- SQL query. As we know, with the release of SQL Server 2005,...
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Monitor availability groups and availability replicas status information...
Just a quick blog post to share a query, which I wrote to monitor availability groups and replicas and the associated databases: WITH [AvailabilityGroupReplicaCTE] AS ( SELECT dc.[database_name]...
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Get SQL Server Physical Cores, Physical and Virtual CPUs, and Processor type...
Today, I received email from one of my blog follower asking if there is any DMV or SQL script, which he can use to find the following information about the processors that are available to and consumed...
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Transact-SQL (T-SQL) query to return the status and detail information for...
We have about 200 user databases in which we have the full-text search enabled and these databases contain several tables. As part of my daily checks, I have to check the status of all full-text...
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Transact-SQL query to obtain basic information about partitioned tables
Here is the simple query that returns basic information about all tables in a database that are partitioned: SELECT SCHEMA_NAME([schema_id]) AS [schema_name] ,t.[name] AS [table_name] ,i.[name] AS...
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Removing part of string before and after specific character using...
Problem Today, one of the developers come to me and asked me the question that is there any T-SQL function that he could use to remove everything before and after a specific character in string. For...
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Rebuild all indexes on all tables in the SQL Server database
One of the key tasks of a DBA is to maintain the database indexes and make sure they are not fragmented. You can use a sys.dm_db_index_physical_stats in a script to rebuild or reorganize indexes based...
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The database principal owns a schema in the database, and cannot be dropped
Problem You are trying to drop a database user, but are getting the following error message: The database principal owns a schema in the database, and cannot be dropped. (Microsoft SQL Server, Error:...
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