Implement new plan optimizer: PredicatePushDown

[liuminghui233]

In this PR, I implement new plan optimizer: PredicatePushDown.

[codecov-commenter]

Codecov Report

Attention: 671 lines in your changes are missing coverage. Please review.

Comparison is base (96929fa) 48.96% compared to head (db91b19) 49.63%.
Report is 40 commits behind head on master.

Files	Patch %	Lines
...tor/predicate/ConvertPredicateToFilterVisitor.java	0.00%	157 Missing ⚠️
...ueryengine/plan/planner/OperatorTreeGenerator.java	11.47%	108 Missing ⚠️
...ression/visitor/predicate/PredicateSimplifier.java	33.33%	80 Missing ⚠️
...isitor/predicate/PredicatePushIntoScanChecker.java	0.00%	42 Missing ⚠️
...eryengine/plan/optimization/PredicatePushDown.java	81.25%	36 Missing ⚠️
...tdb/db/queryengine/plan/analyze/TemplatedInfo.java	0.00%	28 Missing ⚠️
...ne/execution/operator/process/ProjectOperator.java	0.00%	22 Missing ⚠️
...n/expression/visitor/logical/LogicalOrVisitor.java	0.00%	17 Missing ⚠️
...ngine/plan/planner/plan/node/PlanGraphPrinter.java	27.27%	16 Missing ⚠️
.../expression/visitor/logical/LogicalAndVisitor.java	17.64%	14 Missing ⚠️
... and 45 more

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #11859      +/-   ##
============================================
+ Coverage     48.96%   49.63%   +0.66%     
- Complexity    25727    26265     +538     
============================================
  Files          2910     2929      +19     
  Lines        182212   183463    +1251     
  Branches      21837    22057     +220     
============================================
+ Hits          89222    91062    +1840     
+ Misses        92990    92401     -589     

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[sonarqubecloud]

Quality Gate failed

Failed conditions
0.0% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud