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Tag Archives: SQL Server 2014
Always on\Database Mirroring Automatic Page Repair
A special thanks to Daniel Jones [email@example.com] for showing up interest and writing informative article for our blog (http://mssqlfun.com/). Always on\Database Mirroring Automatic Page Repair One of the most useful as well as hottest feature in SQL Server is mirroring of database. It is helpful for numerous of organizations that implements the successful as … Continue reading
Cumulative Update #11 for SQL Server 2014 SP1
The 11th cumulative update release for SQL Server 2014 SP1 is now available for download at the Microsoft Downloads site. Please note that registration is no longer required to download Cumulative updates. Please visit: CU#11 KB Article: https://support.microsoft.com/en-us/help/4010392/cumulative-update-11-for-sql-server-2014-sp1 Understanding Incremental Servicing Model for SQL Server Microsoft® SQL Server® 2014 SP1 Latest Cumulative Update: https://www.microsoft.com/en-us/download/details.aspx?id=51186 Update Center for Microsoft SQL Server: http://technet.microsoft.com/en-US/sqlserver/ff803383.aspx (Source … Continue reading
How Row versioning impact tempDB ?
Scenario: DBA found that tempdDBdatabase usage is getting high and most of the size is consumed by row versioning. DBA raised the issue with application team running that query. Once Application team close the session, tempDB usage comes normal. Question: Application tea raise concern “How can a select statement on table consume huge amount of … Continue reading
Restrict user to login from single Host
Restricting user to login from single host may be sometimes required from security point and other business requirements. We can achieve it through SERVER LEVEL LOGON TRIGGER. ALTER TRIGGER TR_CHECK_LOGIN_TEST_HOST ON ALL SERVER FOR LOGON AS BEGIN DECLARE @HOSTNAME VARCHAR(48) DECLARE @PROGNAME VARCHAR(100) SELECT @HOSTNAME = HOST_NAME FROM SYS.DM_EXEC_SESSIONS WHERE SESSION_ID = @@SPID IF ORIGINAL_LOGIN() … Continue reading
Sequence – Long awaited feature
As per BOL (https://msdn.microsoft.com/en-us/library/ff878058(v=sql.110).aspx) : A sequence is a user-defined schema-bound object that generates a sequence of numeric values according to the specification with which the sequence was created. The sequence of numeric values is generated in an ascending or descending order at a defined interval and may cycle (repeat) as requested. Sequences, unlike identity … Continue reading