• April 17 – 20, 2018
    Westin Jersey City Newport
    Jersey City, NJ

    Join us for Greenplum Summit at PostgresConf where decision makers, data scientists, analysts, DBAs, and developers will meet to discuss, share, […]

  • when I query to the external table that `LOCATION` is hdfs,

    I don’t make sense that where dose greenplum retain data(including tmp).

    is that any rule to hold data in greenplum?

    for instance

    1.a lot of […]

  • Hi,
    I tried to use GPDB code generator, but no improvement. Here is the detail:
    Step1: set parameter to enable codegen
    set codegen=1;
    set codegen_exec_variable_list=1;
    set codegen_slot_getattr=1;
    set […]

  • A randomly distributed partition table is defined, but when the insert operation is performed, the data hits a segment. After adding a self-adding column,it’s ok.

  • Does greenplum have an upserts?
    In postgres I can do ON CONFLICT (..) DO UPDATE


  • Is Greenplum cloud capable or not?

  • Wednesday, August 16, 2017
    6:00 PM

    875 Howard St., 5th Floor, San Francisco, CA (map)

    Yon will do a deep dive on best practices and advise for performance optimization of a […]