Forum Replies Created

Viewing 15 posts - 496 through 510 (of 3,060 total)

  • RE: Can I get three examples of ETL?

    Just loading a table hardly qualifies as ETL.

    The term ETL, which stands for "Extract, Transform and Load" is usually used in the context of dimensional Data Warehousing referring to 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: OLTP, OLAP and none of the above

    Rowles (2/10/2012)


    In general what percentage of individual MS SQL databases are OLTP vs. OLAP vs. none of the above?

    By definition a corporation should have a single DSS - Data Warehouse...

    _____________________________________
    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 and the differences with MS SQL Server

    Dev (2/11/2012)


    Does Oracle have an equivalent to SSIS?

    yup... Oracle Warehouse Builder. IIRC it requires separate licenses.

    To a certain extent but not the same...

    ...if you want to move 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: Partioning tables and databases

    Rowles (2/10/2012)


    What are the steps necessary to partition tables and databases?

    1- In regards to tables... plenty of documentation on the net - for a general view (don't be lazy) check...

    _____________________________________
    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 and the differences with MS SQL Server

    Rowles (2/10/2012)


    If I am try to get an Oracle database to replicate to a SQL Server instance, does the Oracle database need to have a primary key.

    Does 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: Switching partitions

    No. No workaround.

    I would drop the offending FKs, set them back after the partition switch.

    _____________________________________
    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: Partitioned table very slow after inserting data

    goodluck (2/6/2012)


    Thanks- Yes, the indexes on the partitioned table are aligned and they serve the partitioning strategy.

    Question is... are these aligned indexes serving "Quering Strategy"?

    Check most used predicates...

    _____________________________________
    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: Is that prohibitively expensive to delete few records from large table?

    Eliyahu (2/6/2012)


    I have a table >190M large with >420K records. The table grows ~1000 records a day.

    I have a busy service application that sometimes deletes 1-5 records from the table...

    _____________________________________
    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: Enterprise Reporting Solutions

    Business Objects is still alive and kicking, also Cognos, MicroStrategy... Crystal Reports.

    It mostly depends on: Budget, Available skill set and Personal preference.

    _____________________________________
    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: Partitioned table very slow after inserting data

    goodluck (2/6/2012)


    How do we align indexes and how different is it from rebuilding indexes?

    An index is aligned when it was built using the same partition scheme and partitioning column/s 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: Where to start for a 100% SQL Server 2008 R2 Newb?

    I'm sure you got Books On Line a.k.a. BOL alongside your SQL Server installation; start by reading about architecture then move to the example databases.

    Once you start to get familiar...

    _____________________________________
    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: Database copy for reporting

    One last question... any particular reason not to upgrade reporting SQL Server instance to SS2K8 R2? that would make things much easier and standardize your environment.

    Check if you got...

    _____________________________________
    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: Database copy for reporting

    Dev (2/6/2012)


    Physical distance plays a vital role in data transfer. Little Birdie might take 5 days to reach a destination 5K miles from the source database server.

    If 5K...

    _____________________________________
    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: Database copy for reporting

    Dev (2/6/2012)...how far is Source and Target database Servers? Do you have any bandwidth constraints?

    Database is 5 Gig in size! who cares about bandwith? you can...

    _____________________________________
    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: BCP process explanation

    Because BCP is a bulk operation.

    _____________________________________
    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 - 496 through 510 (of 3,060 total)