BUG: Fix tpch

[codingl2k1]

What do these changes do?

https://www.tpc.org/TPC_Documents_Current_Versions/pdf/TPC-H_v3.0.1.pdf https://github.com/dragansah/tpch-dbgen/tree/master/answers

• [x] q02
• [x] q03
• [x] q04
• [x] q05
• [x] q06
• [x] q09
• [x] q10
• [x] q14
• [x] q18
• [x] q19
• [x] q20
• [x] q21
• [x] Black format run_queries.py

Related issue number

Fixes #xxxx

Check code requirements

• [ ] tests added / passed (if needed)
• [ ] Ensure all linting tests pass

[codecov[bot]]

Codecov Report

Merging #670 (c54fff6) into main (dbc4853) will increase coverage by 0.00%. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #670   +/-   ##
=======================================
  Coverage   93.62%   93.62%           
=======================================
  Files        1025     1025           
  Lines       79734    79734           
  Branches    16538    16538           
=======================================
+ Hits        74651    74654    +3     
+ Misses       3409     3402    -7     
- Partials     1674     1678    +4     

Flag	Coverage Δ
unittests	93.51% <ø> (+<0.01%)	:arrow_up:

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see 8 files with indirect coverage changes