# plot over time only update to add new time steps instead of re reading all data?

**URL:** https://discourse.paraview.org/t/plot-over-time-only-update-to-add-new-time-steps-instead-of-re-reading-all-data/16005
**Category:** ParaView Support
**Created:** [January 20, 2025, 5:17pm UTC](https://discourse.paraview.org/t/plot-over-time-only-update-to-add-new-time-steps-instead-of-re-reading-all-data/16005 "2025-01-20T17:17:56Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![otaolafr](https://discourse.paraview.org/user_avatar/discourse.paraview.org/otaolafr/32/3595_2.png) [@otaolafr](https://discourse.paraview.org/u/otaolafr)
#### Post date: [January 20, 2025, 5:17pm UTC](https://discourse.paraview.org/t/plot-over-time-only-update-to-add-new-time-steps-instead-of-re-reading-all-data/16005/1 "2025-01-20T17:17:56Z")

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Is it possible to when we use refresh, that the plot over time data filter, ‘just’ reads the new timesteps? instead of reading again the complete data set?  
thanks in advance

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### Author: ![mwestphal](https://discourse.paraview.org/user_avatar/discourse.paraview.org/mwestphal/32/17_2.png) [@mwestphal](https://discourse.paraview.org/u/mwestphal)
#### Post date: [January 21, 2025, 10:42am UTC](https://discourse.paraview.org/t/plot-over-time-only-update-to-add-new-time-steps-instead-of-re-reading-all-data/16005/2 "2025-01-21T10:42:10Z")

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Im afraid not, the logic of it requires to browse all the time steps.