reshke

Restore distinct-qualified window aggregates[WIP]

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## Here are some reminders before you submit the pull request - [ ] Add tests for the change - [ ] Document changes - [ ] Communicate in the...

Use f_smgr interface for storage operations

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The purpose of this Pull Request is to bring f_smgr interface back to Greenplum storage. SMGR interface present in PostgreSQL source code since its first [git commit ](https://github.com/postgres/postgres/blob/d31084e9d1118b25fd16580d9d8c2924b5740dff/src/backend/storage/smgr/smgr.c#L28). It's very...

Code formatting using pg_ident

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## Enhancement Hi hackers, how about to apply a pg_ident run to the repo codebase? For example, you can open this file in raw [mode](https://raw.githubusercontent.com/greenplum-db/gpdb/bbb5ef4198b8b87c47ef22597954bfbbebd3ae2e/src/backend/tcop/postgres.c) and look for exec_mpp_query, you...

The orig commit message follows: The tablefunc contrib module lacked the upstream Makefile and test- data. Re-add the upstream files and also add an variable output rule to the regress...

Skip validation for custom GUC setting in gpconfig

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PostgreSQL supports custom GUC (Grand Unified Configuration) feature, allowing user to set up their own variables Like this: ``` postgres=# set a.b to '1'; SET postgres=# show a.b; a.b -----...

the same as https://github.com/greenplum-db/gpdb/pull/13975 but for main branch PostgreSQL supports custom GUC (Grand Unified Configuration) feature, allowing user to set up their own variables Like this: postgres=# set a.b to...

I have noticed such a warn while compiling gpcloud for 6X_STABLE. Lets fix this the similar way it is done in master 2 years ago. I have simply cherry-picked f14dbd7e9d492ce36f3cf292f6d5c301e9da2ac4...

Add assertions in GetTableAmRoutine to check greenplum-specific tableAM routines

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if somebody defines TableAM method in Greenplum, without specifying dml_init/dml_finish functions, this will cause segfault (for example, `table_dml_finish` call in ExecEndModifyTable method) ## Here are some reminders before you submit...

Use proper marcos for relation name

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## Here are some reminders before you submit the pull request - [x] Add tests for the change - [x] Document changes - [x] Communicate in the mailing list if...

### Database name Wal-g provides support for many databases, please write down name of database you uses. # Pull request description ### Describe what this PR fix // problem is...