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feat: add opt-in readable column labels for SQL results - #26022

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haochunchang wants to merge 7 commits into

apache:mainfrom

haochunchang:feat/25903-pretty-column-names

Commits on Oct 10, 2026
- feat: add opt-in readable column names for SQL results
  
  haochunchang
  and
  claude
  committed
  8378470
- perf: alias labels in the top projection instead of adding one
  
  haochunchang
  and
  claude
  committed
  3daa8a4
- feat: attach column labels as field metadata instead of renaming
  
  haochunchang
  and
  claude
  committed
  203ae97
- fix: keep zero-column results printable
  
  haochunchang
  and
  claude
  committed
  70389f0
- fix: render aggregate labels without changing EXPLAIN
  
  haochunchang
  and
  claude
  committed
  9960131
- fix: keep projection pushdown for projections that set metadata
  
  haochunchang
  and
  claude
  committed
  f553207
- fix: keep labels unambiguous for NOT, negation, IN, and strings
  
  haochunchang
  and
  claude
  committed
  eb93ba8