# UDT Tag Values in OPC Item Paths

**URL:** <https://forum.inductiveautomation.com/t/udt-tag-values-in-opc-item-paths/23909>\
**Category:** Ignition\
**Created:** [April 8, 2019, 5:16am UTC](https://forum.inductiveautomation.com/t/udt-tag-values-in-opc-item-paths/23909 "2019-04-08T05:16:58Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![joshdunstan](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/joshdunstan/32/43306_2.png) [@joshdunstan](https://forum.inductiveautomation.com/u/joshdunstan)\
**Post date:** [April 8, 2019, 5:16am UTC](https://forum.inductiveautomation.com/t/udt-tag-values-in-opc-item-paths/23909/1 "2019-04-08T05:16:58Z")

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Want to open this again - I realise there are older topics about it…

I’d like to have an integer driven by an SQL tag that’s used as the array index for an OPC item / all items in a UDT. I realise I can do this with a custom property but I’d really like to do it with a database tag.