# Dataset tag execution from tag group triggers property binding

**URL:** <https://forum.inductiveautomation.com/t/dataset-tag-execution-from-tag-group-triggers-property-binding/67668>\
**Category:** Ignition\
**Tags:** perspective\
**Created:** [December 15, 2022, 12:34pm UTC](https://forum.inductiveautomation.com/t/dataset-tag-execution-from-tag-group-triggers-property-binding/67668 "2022-12-15T12:34:03Z")\
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**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [December 15, 2022, 12:58pm UTC](https://forum.inductiveautomation.com/t/dataset-tag-execution-from-tag-group-triggers-property-binding/67668/2 "2022-12-15T12:58:38Z")

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Yes, because even though the **content** of the dataset is the same, it is a new dataset **object** , and that is the test for equality. This is true for the document datatype, too.

Use a memory tag instead of an expression tag. Construct/query your dataset in a timer script and check the contents **yourself** , skipping the write to the memory tag if equal. (Using **your** definition of equal.)

You might find certain helpful functions for this over here:

> [@Ignition Extensions - Convenience utilities for advanced users](https://forum.inductiveautomation.com/t/ignition-extensions-convenience-utilities-for-advanced-users/64615):
>
> Introducing a hopefully community-engaged effort to build a useful repository of scripting and other Ignition utilities for everyone to benefit from. Download the latest release from the [Releases](https://github.com/IgnitionModuleDevelopmentCommunity/ignition-extensions/releases) page and take advantage of the following functions: Scripting Functions system.util system.util.getContext(): Context A convenience function to retrieve the local "context" object, useful as an entrypoint to other advanced scripting. system.util.deepCopy(object): Object Converts a given Pyth…

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