Release 2.18.0 (Test PR)

[pallavisontakke]

This release contains performance improvements and bug fixes since the 2.17.2 release. We recommend that you upgrade at the next available opportunity.

Features

• Add support for transition tables #6901 Add hypertable support for transition tables
• Table access method for compressed hypertables #7104 Hypercore table access method
• Push down ORDER BY for realtime caggs #7271 Push down ORDER BY in real time continuous aggregate queries
• Add ALTER TABLE SET ACCESS METHOD support #7295: Support ALTER TABLE SET ACCESS METHOD on hypertable.
• Remove custom hashagg code #7390 Disable custom hashagg planner code
• Change parameter name to enable Hypercore TAM #7411 Change parameter name to enable Hypercore TAM
• Add GUC for hypercore_use_access_method default #7412 Add GUC for hypercore_use_access_method default
• Add GUC for segmentwise recompression #7413: Add GUC for segmentwise recompression.
• Add aliases for compression functions and views #7443 Add Hypercore function and view aliases
• Allow DROP NOT NULL on column of compressed table #7455: Support DROP NOT NULL on compressed hypertables
• Prevent building against pg versions with broken ABI #7486 Prevent building against postgres versions with broken ABI

Bugfixes

• Remove obsolete job #7378 Remove obsolete job referencing policy_job_error_retention
• Update bgw job table when altering procedure #7409 Update bgw job table when altering procedure
• [Bug]: "Aggregated Compressed Column Not Found" Error on Aggregation Query in TimescaleDB #7410 "aggregated compressed column not found" error on aggregation query.
• Fix datetime parse error in chunk constraint creation #7426 Fix datetime parsing error in chunk constraint creation
• Verify that heap tuple is valid before using #7432 Verify that heap tuple is valid before using
• Fix segfault when setting chunk replica identity #7434 Fixes segfault when internally set the replica identity for a given chunk
• Emit error on transition table trigger for chunks #7488 Emit error for transition table trigger on chunks
• Fix error: invalid child of chunk append #7514 Fix error: invalid child of chunk append

Thanks

• @bharrisau for reporting the segfault when creating chunks
• @pgloader for reporting an issue an internal background job
• @uasiddiqi for reporting the "aggregated compressed column not found" error.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.19%. Comparing base (59f50f2) to head (071284f).
Report is 651 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7534      +/-   ##
==========================================
+ Coverage   80.06%   82.19%   +2.12%     
==========================================
  Files         190      230      +40     
  Lines       37181    43252    +6071     
  Branches     9450    10875    +1425     
==========================================
+ Hits        29770    35551    +5781     
- Misses       2997     3382     +385     
+ Partials     4414     4319      -95     

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