# Use a column from tables selected row as a data bounds

**URL:** <https://forum.inductiveautomation.com/t/use-a-column-from-tables-selected-row-as-a-data-bounds/29000>\
**Category:** Ignition\
**Tags:** ignition79\
**Created:** [October 10, 2019, 6:19pm UTC](https://forum.inductiveautomation.com/t/use-a-column-from-tables-selected-row-as-a-data-bounds/29000 "2019-10-10T18:19:13Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![boster281](https://avatars.discourse-cdn.com/v4/letter/b/ea666f/32.png) [@boster281](https://forum.inductiveautomation.com/u/boster281)\
**Post date:** [October 10, 2019, 6:19pm UTC](https://forum.inductiveautomation.com/t/use-a-column-from-tables-selected-row-as-a-data-bounds/29000/1 "2019-10-10T18:19:14Z")

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I want to use a tables selected row and certain column as my maximum bound on a numeric text field. I know how to get the value in Python scripting but not how to get it in expression or properties.

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**Author:** ![JordanCClark](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/jordancclark/32/83362_2.png) [@JordanCClark](https://forum.inductiveautomation.com/u/JordanCClark)\
**Post date:** [October 10, 2019, 6:35pm UTC](https://forum.inductiveautomation.com/t/use-a-column-from-tables-selected-row-as-a-data-bounds/29000/2 "2019-10-10T18:35:58Z")

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Take a look at the lookup function:

[https://docs.inductiveautomation.com/display/DOC79/lookup](https://docs.inductiveautomation.com/display/DOC79/lookup)