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fix: DH-21670: Memory leak when using use_row_data hooks#1305

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mofojed wants to merge 1 commit intodeephaven:mainfrom
mofojed:DH-21670-use-table-data-memory-leak
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fix: DH-21670: Memory leak when using use_row_data hooks#1305
mofojed wants to merge 1 commit intodeephaven:mainfrom
mofojed:DH-21670-use-table-data-memory-leak

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@mofojed mofojed commented Feb 13, 2026

  • We were not filtering the table before taking a snapshot, resulting in a snapshot of the entire table for every tick
  • For big tables this is a big problem
  • Just take the first row or column of the table
  • Added some unit tests to verify the behaviour

- We were not filtering the table before taking a snapshot, resulting in a snapshot of the entire table for every tick
- For big tables this is a big problem
- Just take the first row or column of the table
- Added some unit tests to verify the behaviour
@mofojed mofojed requested a review from jnumainville February 13, 2026 19:01
@mofojed mofojed self-assigned this Feb 13, 2026
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