Forum Replies Created

Viewing 15 posts - 286 through 300 (of 3,060 total)

  • RE: I have a question about oracle

    Lynn Pettis (5/2/2012)


    Question. We know that TRUNCATE TABLE in SQL Server can be rolled back if inside a transaction. How about in Oracle?

    Can't rollback TRUNCATE in the Oracle...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: I have a question about oracle

    rossss (5/2/2012)


    Can be? It is always faster. See my previous post for details.

    I'm just quoting the official Oracle documentation, see the link.

    It is always faster 😀

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Table Partition

    durai nagarajan (5/1/2012)


    current deploying the archive stratergy in some tables and making the changes in report as i am moving it to different DB. this is an activity monitor table.

    As...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: I have a question about oracle

    rossss (5/2/2012)


    Removing rows with the TRUNCATE statement can be faster than removing all rows with the DELETE statement...

    Can be? It is always faster. See my previous post for details.

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Accidentally added a new file to a production database

    Perfect!

    Only the dbcc command may take longer on production, elapsed time is going to be a function of how much data is already sitting on the offending datafile.

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Accidentally added a new file to a production database

    aurato (5/1/2012)


    PaulB-TheOneAndOnly (5/1/2012)


    aurato (5/1/2012)


    And it's on a low-performant drive. Is there any salvaging this or do I need to do a restore? I don't know how soon it's...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Table Partition

    durai nagarajan (5/1/2012)


    PaulB-TheOneAndOnly (5/1/2012)


    durai nagarajan (4/30/2012)


    i to want to create partition as the data in some tables are more that 50 Lakhs.

    May I ask what are you trying to accomplish...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Accidentally added a new file to a production database

    aurato (5/1/2012)


    And it's on a low-performant drive. Is there any salvaging this or do I need to do a restore? I don't know how soon it's going to...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Which server is processing the query and how much data is moving through the network?

    Triality (5/1/2012)


    Is it possible to create "pass-through queries" using the Query Designer or is it only possible when you actually write the T-SQL in SQL view?

    You do it on Query...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: pre-requisites for db upgradations

    mohan.bndr (5/1/2012)


    I want to know that what are the per-requisites for Database Up gradations?

    Firstly, you have to know why you want to upgrade; are there new features? functionalities? company policy?...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Which server is processing the query and how much data is moving through the network?

    Triality (5/1/2012)


    Thank you very much for your response, Paul. You are correct, I am talking about a linked SQL table in MS Access.

    This actually helps quite a...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Which server is processing the query and how much data is moving through the network?

    Triality (5/1/2012)


    I am trying to understand a few things about how data moves through the network with SQL Server and which servers are actually doing the legwork when queries are...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Oracle Transactional replication->SQL Server 2008R2 problem

    If the Oracle materialized views are fully refreshed once a day I would probably go with snapshot replication as opposed to transactional replication.

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Table Partition

    durai nagarajan (4/30/2012)


    i to want to create partition as the data in some tables are more that 50 Lakhs.

    May I ask what are you trying to accomplish by partitioning the...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
  • RE: Transactional Replication SQL Server 2008 R2 to Oracle 11g Data synch issue

    tajinder42 (4/30/2012)


    We have setup Transactional Replication from SQL Server 2008 R2 to Oracle 11 g in our all environments. We are only replicating on table. It was working fine...

    _____________________________________
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at Amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.

Viewing 15 posts - 286 through 300 (of 3,060 total)