• asked a new question 4 weeks ago

    I have 1 master and 2 segment(2 primary,2 mirror on each segment node), using grouped mirror. And now I want to expand GPDB, adding 2 segment node(sdw3, sdw4). I use gpexpand -f new_host, after chose mirror […]

  • I have installed Sandbox version 4.3.10 and I’m not able to set the gp_vmem_protect_limit limit from 8192 to 5192

    I want to know the reason I tried both the way to set the parameter by
    gpconfig -c […]

  • I’m waiting for PXF PushDown.
    One guy ask when will happen in below link.

    Dose anyone tell me when it will be released specifically?

  • I’m working with pxf and Kerberized Hdfs and hive(cloudera).
    I made pxf/seg’sFQDN@RELM and keytabs for each segment host.
    then I did the query below,and got an error 【TOKEN has no value in current r […]

  • asked a new question 2 months ago

    So the first part of this is that no matter what we do, it will not build with gporca, even when I was able to build the correct version of Orca.
    The instructions I attempted to follow were located […]

  • I use UDF to collect data in parallel only through SQL, and then gather data to operate on the master node.Can UDF be calculated without SQL at all nodes?

  • Thanks Jacque.

    Follow up question: if greenplum prod environment does not provide a data analytics schema or separate environment for DA purpose, is there any other ways to implement the reports logic […]

  • Am trying to build a dynamic data driven data analytics environment with GreenPlum as backend… Any BI tool is recommended as direct app integration? Thanks.

  • asked a new question 3 months ago

    gpadmin=# select datname,procpid,sess_id,current_query from pg_stat_activity ;
    warehouse | 43828 | 343292 | copy syncman.tbl_user_account_201712 from stdin

    gpadmin=# select pg_terminate_backend(43828); […]

  • Can Greenplum take advantage of GPU?

  • greenplum version : 5.0
    OS: Red Hat release 6.8

    I am trying to set new values for max_statement_mem and statement_mem but unable to change values.

    I use the following commands to setup new […]

  • Hi,

    I want to download and test the Open source version of GPDB to be able to move on from the Pivotal distribution to the Open source distribution. Is there a TAR ball available to install with […]

  • I would like to know if greenplum database support for a relational database and a object-oriented database.

  • I meets a problem when using the greenplum, and I need help.
    After creating or truncating a table, when I insert or copy some data to the table at the first,
    that won’t be finished in a few minutes.
    And I stop […]

  • It just doesn’t make sense to me that it could possibly be so fast.