Mustafa Akur

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** `RANGE` with offset `PRECEDING/FOLLOWING` requires exactly one `ORDER BY` column. However, when...

# Hardcoded u64 for WindowFrameBound fields **Is your feature request related to a problem or challenge? Please describe what you are trying to do.** `WindowFrameBound` enum takes `Option` for `Preceding`...

Convert indexed ARRAY_AGG to NTH_VALUE

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### Is your feature request related to a problem or challenge? Query below ```sql SELECT a, ARRAY_AGG(c ORDER BY c)[1] as result FROM multiple_ordered_table GROUP BY a; ``` and ```sql...

During expression equality, check for new ordering information

1

## Which issue does this PR close? Closes #. ## Rationale for this change See [issue #9812](https://github.com/apache/datafusion/issues/9812) for rationale. ## What changes are included in this PR? When an equality...