# HistoryQueryExecutor in Perspective Tag History binding

**URL:** <https://forum.inductiveautomation.com/t/historyqueryexecutor-in-perspective-tag-history-binding/55074>\
**Category:** Module Development\
**Created:** [January 17, 2022, 3:57pm UTC](https://forum.inductiveautomation.com/t/historyqueryexecutor-in-perspective-tag-history-binding/55074 "2022-01-17T15:57:33Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jpark](https://avatars.discourse-cdn.com/v4/letter/j/a88e57/32.png) [@jpark](https://forum.inductiveautomation.com/u/jpark)\
**Post date:** [January 17, 2022, 3:57pm UTC](https://forum.inductiveautomation.com/t/historyqueryexecutor-in-perspective-tag-history-binding/55074/1 "2022-01-17T15:57:33Z")

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Is HistoryQueryExecutor not used here?

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/c/2/c2ffe2f634d8b473a5114d36d435c400f31fd4b5.png)

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**Author:** ![paul-griffith](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/paul-griffith/32/37249_2.png) [@paul-griffith](https://forum.inductiveautomation.com/u/paul-griffith)\
**Post date:** [January 18, 2022, 5:29pm UTC](https://forum.inductiveautomation.com/t/historyqueryexecutor-in-perspective-tag-history-binding/55074/2 "2022-01-18T17:29:24Z")

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It should be? They’re different subsystems; Perspective asks the project’s tag history manager for tag history with some parameters, then the tag history system drills down into your providers to actually execute a query.