NucliaDB Query Grammar proposal

[jotare]

Description

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How was this PR tested?

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[codecov[bot]]

Codecov Report

Patch and project coverage have no change.

Comparison is base (feeaeb7) 85.54% compared to head (e246029) 85.54%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1345   +/-   ##
=======================================
  Coverage   85.54%   85.54%           
=======================================
  Files         431      431           
  Lines       23629    23629           
=======================================
  Hits        20214    20214           
  Misses       3415     3415           

Flag	Coverage Δ
ingest	75.06% <ø> (ø)
nucliadb	67.16% <ø> (ø)
reader	74.65% <ø> (ø)
sdk	42.51% <ø> (ø)
train	60.25% <ø> (ø)
utils	84.83% <ø> (ø)
writer	84.98% <ø> (ø)

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