Support BROADCAST join strategy

[Jackie-Jiang]

Add support for BROADCAST join strategy, where left table remains on the local server, and right table is broadcasted to the left table to perform the join.

E.g.

SELECT /*+ joinOptions(join_strategy = 'broadcast') */ a.col1, b.col2 FROM a JOIN b ON a.col1 = b.col1 WHERE a.col2 = 'foo' AND b.col2 = 'bar'

Related to #14518

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 81.25000% with 6 lines in your changes missing coverage. Please review.

Project coverage is 63.88%. Comparing base (59551e4) to head (996e7a5).
Report is 1570 commits behind head on master.

Files with missing lines	Patch %	Lines
...pache/pinot/calcite/rel/hint/PinotHintOptions.java	80.00%	1 Missing ⚠️
...inot/query/planner/serde/PlanNodeDeserializer.java	0.00%	1 Missing ⚠️
.../pinot/query/planner/serde/PlanNodeSerializer.java	0.00%	1 Missing ⚠️
.../org/apache/pinot/query/routing/WorkerManager.java	88.88%	0 Missing and 1 partial ⚠️
...e/pinot/query/runtime/InStageStatsTreeBuilder.java	50.00%	0 Missing and 1 partial ⚠️
...he/pinot/query/runtime/plan/PlanNodeToOpChain.java	50.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #14797      +/-   ##
============================================
+ Coverage     61.75%   63.88%   +2.13%     
- Complexity      207     1610    +1403     
============================================
  Files          2436     2704     +268     
  Lines        133233   150891   +17658     
  Branches      20636    23294    +2658     
============================================
+ Hits          82274    96399   +14125     
- Misses        44911    47273    +2362     
- Partials       6048     7219    +1171     

Flag	Coverage Δ
custom-integration1	100.00% <ø> (+99.99%)	⬆️
integration	100.00% <ø> (+99.99%)	⬆️
integration1	100.00% <ø> (+99.99%)	⬆️
integration2	0.00% <ø> (ø)
java-11	63.80% <81.25%> (+2.09%)	⬆️
java-21	63.78% <81.25%> (+2.15%)	⬆️
skip-bytebuffers-false	63.84% <81.25%> (+2.09%)	⬆️
skip-bytebuffers-true	63.74% <81.25%> (+36.01%)	⬆️
temurin	63.88% <81.25%> (+2.13%)	⬆️
unittests	63.88% <81.25%> (+2.13%)	⬆️
unittests1	56.37% <81.25%> (+9.48%)	⬆️
unittests2	34.14% <0.00%> (+6.40%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.