Controller Extension override issue

[SAPSupport]

we want to add some other parameters so that search can be completed on those columns/parameters as well.

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[SAPSupport · Accepted solution]

Please check

Different Ways of Adding Custom Columns to Smart Table in SAPUI5

From <https://community.sap.com/t5/technology-blogs-by-members/different-ways-of-adding-custom-columns-to-...> 

The useTablePersonalisation attribute can be set to true or false depending on whether you want to define personalized table settings. If you want to persist the table personalization, you need to specify the persistencyKey property.
Note:
This is not a dynamic property and cannot be changed once the control has been initialized

From <https://sapui5.hana.ondemand.com/1.118.0/#/api/sap.ui.comp.smarttable.SmartTable%23controlProperties>