• DBA

    SQLskills Master Immersion Events 2011 competition

    SQLskills Master Immersion Events 2011 competition         I have completed engineering and my native is M.Uthamasolagan (village near chidambaram ). I have started my career as SQL server DBA with my brother’s Rajakrishnan Rajadurai support. To be frank I am not good in English and so I feared to work during the initial time. My senior DBA Roshan Joe Joseph helped and encouraged me a lot. Now I love to work with SQL server because of SQL community helpers.   I have started a blog three months back and now my interest in writing  blogs  has increased tremendously because, I got a good local SQL server team. When I write…

  • DBA

    How to find the SQL server port number

      One day I got a call from my junior DBA. She asked me, how can I find out the port number for a particular server? Then our conversation started, Me: I asked a question to her what version of SQL server is that. Junior DBA: Its SQL server 2005 Me: I told her to check the configuration manager. Start –> all programs –> Microsoft SQL server 2005 –> Configuration Tools –> SQL server Configuration Manager.   Junior DBA: I don’t have direct remote access. (MSTSC) Me: After that, I told to check the SQL error log by using T-SQL     SP_readerrorlog 0,1,'listening','server' Junior DBA: I didn’t see ‘’listening’…

  • Backup/Restore

    Step by step backup/restore using T-SQL

    This article mainly for SQL server learners, who is going to become a DBA, in this article I am going to explain the backup and restore using T-SQL. =======================make sure you got the following information, see the example in the bottom DB size – Sp_helpdb ‘Dbname’ – 80 GB Source DB latest backup date and availability – Check the backup history and check backup is available in drive – Yes Destination DB latest backup date and availability – Optional (latest backup available ) Can we overwrite destination with or without backup – Check with the requester – Yes, overwrite take a backup before =======================   Why I choose the T-SQL…

  • Questions

    Clustered index vs Non clustered index

    Clustered index vs Non clustered index structure Clustered and Non clustered indexes are stored in a B – tree structure . Clustered Index Clustered index enforce the logical order. (Misconception: Clustered index does not enforce the physical order)   A table has only one clustered index because, the original table stored at the leaf level of the clustered index (Data pages).   When you create a primary key by default clustered index will be created internally. (If the table has clustered index already then the non clustered index will be created internally)   If the table does not have clustered index it’s called “Heap” Non Clustered Index Non clustered indexes…

  • Indexes,  Scripts

    INDEX DEFRAGMENTATION SCRIPT

      INDEX DEFRAGMENTATION SCRIPT for 2008 / 2005 I dedicate this article to my senior DBA “Roshan Joe Joseph” who has helped me to write a script. I have posted the updated INDEX DEFRAGMENTATION script here, which is already published in sqlservercentral (SSC). http://www.sqlservercentral.com/scripts/Automated+index+defragmentation+script/68802/ For VLDB – Please use Ola Hallengren’s script https://ola.hallengren.com/, Which has many parameters. Script changes: ·         I used while loop instead of a cursor. ·         I used to rebuild the index if the page level locking is disabled. Msg 2552, Level 16, State 2, Line 1 The index “index name” (partition 1) on table “table name” cannot be reorganized because page level locking is disabled   Index…