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Greenplum Database - Massively Parallel PostgreSQL for Analytics. An open-source massively parallel data platform for analytics, machine learning and AI.
Fix issue #15662 See all reproduce cases there, I pick a case to show the problem and how I resolve it. GPDB's special join type Left Anti Semi (Not-In) Join,...
Not that commit 1735b5ca3dd37d83e58d3fd4d5da3d31d4d948dc remove `DisconnectAndDestroyAllGangs` in `gp_dist_wait_status` to avoid error when calling it in transaction blcok. However, it will cause GDD's gang exists all the time when the cluster...
After merge [Recognize functional dependency on primary keys](https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=e49ae8d3bc588294d07ce1a1272b31718cfca5ef) from upstream, which allows a table's other columns to be referenced without listing them in GROUP BY, so long as the primary...
UDP interconnect packet lost when send EOS cause "ERROR: interconnect encountered a network error"
## Bug Report We encounters this bug when Greenplum cluster is huge and network is busy, so it‘s a bit hard to reproduce the behavior. When the problem happens, we...
The description of description in 6X_STABLE in same as max_resource_queues, which is very confusing. ``` { {"max_resource_queues", PGC_POSTMASTER, RESOURCES_MGM, gettext_noop("Maximum number of resource queues."), NULL }, &MaxResourceQueues, 9, 0, INT_MAX,...
> [!IMPORTANT] > Backporting __`postgres 12`__ commit https://github.com/postgres/postgres/commit/683e0ef5530 to __`GPDB 6X_STABLE`__ branch. Original Commit Message: -------------------------- Previously when there were multiple timelines listed in the history file of the recovery...
## Bug Report Something is broken with 64-bit atomics: ``` :info:build /opt/local/bin/gcc-mp-13 -pipe -I/opt/local/libexec/openssl10/include -Os -arch ppc -std=gnu99 -Wall -Wmissing-prototypes -Wpointer-arith -Wendif-labels -Wformat-security -fno-strict-aliasing -fwrapv -fexcess-precision=standard -fno-aggressive-loop-optimizations -Wno-unused-but-set-variable -Wno-address -Wno-format-truncation...
## Bug Report ### Greenplum version or build 6x ### Installation information ( pg_config ) optimizer = off ### Step to reproduce the behavior create table t1(a int, b int);...
Backported from 7x commit: c42ee49db3dcbcb42f5e82f958dae8664ada74f5 with some conflicts. This commit introduces a GUC `wal_sender_archiving_status_interval` that will specify the interval at which primaries will send an archival status messages to their...
Gucs/settings can be applied to certain databases or roles and are stored in pg_db_role_settings Upgrade would try to restore these settings on target cluster Some of these settings are removed...
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Greenplum Database - Massively Parallel PostgreSQL for Analytics. An open-source massively parallel data platform for analytics, machine learning and AI.