[FEAT]: sql tbl alias, and compount ident for joins

[universalmind303]

• closes SQL: Allow "AS" table alias expressions  #3065
• closes SQL: table alias not found after join #3059

[codspeed-hq]

CodSpeed Performance Report

Merging #3066 will not alter performance

_{Comparing universalmind303:sql-tbl-as (7cedc8b) with main (d243cee)}

Summary

✅ 17 untouched benchmarks

[ukclivecox]

Thanks for this - will try it out