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Database Administration
How to delete large number of rows in SQL Server
Deleting the Information from Large Tables
Most of the time it happens for Developers or DBA’s or BI experts to delete all the information of a table consisting of several thousands of records.
To this end, there are various methods…
Microsoft SQL Server Locks and Transaction Isolation Levels
Introduction
Maintaining data integrity and durability are among the basic principles of any RDBSM. As one of the well-known RDBMSs, SQL Server is no exception to this rule and has benefited from the concept of Transactions. Based on the…
How to issue SSL certificate and configure Microsoft SQL Server to use issued SSL certificate
In this article we will show you how to create SQL Server SSL Certificate template and sending SSL Certificate Signing Request (CSR) from that template to CA server, also we will issue requested certificate and use it on SQL Server machine.…
Deleting records from the large tables with minimum transaction log footprints
While working as a DBA or developer, there might be some cases that you need to keep a very limited number of records in a large table and remove the remaining records (for example, you may wish to keep 1000 records in a table containing…
How to Add logfile to suspect database when full log size?
Adds a log file to a file group when recovery cannot complete on a database due to insufficient log space (error 9002). After the file is added, sp_add_log_file_recover_suspect_db turns off the suspect setting and completes the recovery of…
How to Adds a data file to a filegroup when recovery cannot complete on a database
Adds a data file to a filegroup when recovery cannot complete on a database due to insufficient space on the file group (error 1105). After the file is added, this stored procedure turns off the suspect setting and completes the recovery of…
SQLSERVER 2017 CU3 and later: Query Store notice
Query Store notice
If you use the Query Store feature, and you have previously installed Cumulative Update 2 (CU2) (14.0.3008.27), the following requirement applies to you:
After you install Cumulative Update 3 (CU3) (14.0.3015.40) or a…
Resource Governor
SQL Server Resource Governor is a feature than you can use to manage SQL Server workload and system resource consumption. Resource Governor enables you to specify limits on the amount of CPU, physical IO, and memory that incoming…
Features are restricted to specific editions of SQL Server
sys.dm_db_persisted_sku_features :
dynamic management view to list edition-specific features that are enabled in the current database.
If no features that may be restricted by a specific edition are used by the database, the view…
Space usage information for the transaction log
sys.dm_db_log_space_usage Returns space usage information for the transaction log.
Column name
Data type
Description
database_id
smallint
Database ID.
total_log_size_in_bytes
bigint
The size of the log…