Forum Replies Created

Viewing 15 posts - 1,186 through 1,200 (of 3,060 total)

  • RE: How To Override Index Hints without Disabling the Index

    YSLGuru (2/7/2011)


    OK Paul I will read it through in it entirety this time.

    Please do. Every decent rdbms has this feature nowadays, SQL Server calls it "Plan Guides", Oracle calls it...

    _____________________________________
    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: know TSQL, need to learn PLSQL

    Oracle documentation is free so, when in doubt RTFM 😉

    Here http://www.oracle.com/pls/db102/portal.all_books

    _____________________________________
    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: Where To Find Contract Opportunities In Other Countries

    dndaughtery (2/7/2011)


    Does anyone know where to apply for SQL Server positions in Austrailia and/or the bahamas, virgin Islands etc?

    Just bing: sql server job offers xxxxxx

    where: xxxxx = australia, bahamas, virgin...

    _____________________________________
    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: TOP 1000 in Oracle

    sqlgreg (2/7/2011)


    I was just about the post the answer when I saw your reply! Thanks!

    I didn't know what to search for in the Oracle documentation.

    That's why God created forums ...

    _____________________________________
    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: How To Override Index Hints without Disabling the Index

    YSLGuru (2/7/2011)


    PaulB-TheOneAndOnly (2/5/2011)


    YSLGuru (2/5/2011)


    Well that would certainly be one way to do it.

    ...and the other way is Plan Guides; check link on my previous post 😉

    Paul - I...

    _____________________________________
    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: TOP 1000 in Oracle

    sqlgreg (2/7/2011)


    I need to query a production Oracle 9i database. I will be selecting all columns from a table that has about 10 million rows.

    Unfortunately, there is not a test...

    _____________________________________
    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: How to convert a clustered index into a primary key?

    Yash Ganthe (2/5/2011)


    ADD PK USING INDEX is not supported in SQL Server.

    This is an Oracle feature.

    You are absolutely correct - I shouldn't be posting on Friday afternoon 🙂

    _____________________________________
    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: How To Override Index Hints without Disabling the Index

    YSLGuru (2/5/2011)


    Well that would certainly be one way to do it.

    ...and the other way is Plan Guides; check link on my previous post 😉

    _____________________________________
    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: Compatibility Level vs Version

    Let me translate, compatibility level will affect query behavior in the sense that query optimizer will be limited to the "compatibility level" you have set, it will not use any...

    _____________________________________
    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: indexing help for staging table

    brucecphillips (2/5/2011)


    Any help is appreciated, I'm relatively new to this.

    I am moving data from a large warehouse (hundreds of billions of rows) that I will be using for later analysis.

    I...

    _____________________________________
    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: Exclusions Join

    AND 😉

    _____________________________________
    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: How To Override Index Hints without Disabling the Index

    YSLGuru (2/5/2011)


    Is it possible in SQL 2005 to over ride the use of a specific index without disabling the index?

    After some testing over time I've narrowed done the problem with...

    _____________________________________
    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: Surprising Foreign Key validations

    David McKinney (2/4/2011)


    Thanks, captain. Exactly the link I was looking for.

    I'm not thrilled by this behaviour but at least it's documented and 'by design'.

    Behaviour is there to deal with...

    _____________________________________
    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: How to convert a clustered index into a primary key?

    Yash Ganthe (2/4/2011)


    We have a very large table on which there is no PK. For some reason there is a clustered index on the table defined on the columns which...

    _____________________________________
    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: How to define Relationship between 3 tables of unique records

    ironoverload (2/2/2011)


    My Scenario is this:-

    4 Tables t1-t4, t1-t3 each have unique records that when entered into 3 fields in t4 produce a combined unique record.

    t1

    Field1(PK)

    t2

    Field1(PK)

    t3

    Field1(PK)

    t4

    t4.Field1=t1.Field1

    t4.Field2=t2.Field1

    t4.Field3=t3.Field1

    The result of...

    _____________________________________
    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 - 1,186 through 1,200 (of 3,060 total)