fixing datetime truncate for multi-day

[walterddr]

Fix #8326

[codecov-commenter]

Codecov Report

Merging #8327 (4f83ec0) into master (53fa9a5) will decrease coverage by 56.68%.
The diff coverage is 0.00%.

❗ Current head 4f83ec0 differs from pull request most recent head 7e83d1f. Consider uploading reports for the commit 7e83d1f to get more accurate results

@@              Coverage Diff              @@
##             master    #8327       +/-   ##
=============================================
- Coverage     70.88%   14.19%   -56.69%     
+ Complexity     4255       81     -4174     
=============================================
  Files          1635     1590       -45     
  Lines         85746    83864     -1882     
  Branches      12912    12708      -204     
=============================================
- Hits          60777    11906    -48871     
- Misses        20792    71059    +50267     
+ Partials       4177      899     -3278     

Flag	Coverage Δ
integration1	?
integration2	?
unittests1	?
unittests2	14.19% <0.00%> (-0.04%)	⬇️

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Impacted Files	Coverage Δ
...inot/common/function/scalar/DateTimeFunctions.java	0.00% <0.00%> (-95.92%)	⬇️
.../transformer/datetime/BaseDateTimeTransformer.java	0.00% <0.00%> (-93.94%)	⬇️
...ain/java/org/apache/pinot/core/data/table/Key.java	0.00% <0.00%> (-100.00%)	⬇️
.../java/org/apache/pinot/spi/utils/BooleanUtils.java	0.00% <0.00%> (-100.00%)	⬇️
.../java/org/apache/pinot/core/data/table/Record.java	0.00% <0.00%> (-100.00%)	⬇️
.../java/org/apache/pinot/core/util/GroupByUtils.java	0.00% <0.00%> (-100.00%)	⬇️
...ava/org/apache/pinot/spi/config/table/FSTType.java	0.00% <0.00%> (-100.00%)	⬇️
...ava/org/apache/pinot/spi/data/MetricFieldSpec.java	0.00% <0.00%> (-100.00%)	⬇️
...va/org/apache/pinot/spi/utils/BigDecimalUtils.java	0.00% <0.00%> (-100.00%)	⬇️
...java/org/apache/pinot/common/tier/TierFactory.java	0.00% <0.00%> (-100.00%)	⬇️
... and 1304 more

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[richardstartin]

👍