JIRA Agile doesn't delete rank from table when the Custom Field was deleted

select "FIELD_ID",count("FIELD_ID") from "AO_60DB71_LEXORANK" group by "FIELD_ID";
     15200	      854577

select "FIELD_ID" from "AO_60DB71_LEXORANKBALANCER";
     15200

select "FIELD_ID",count("FIELD_ID") from "AO_60DB71_LEXORANK" group by "FIELD_ID";
     15200	      854577
     15201	      822690

select "FIELD_ID" from "AO_60DB71_LEXORANKBALANCER";
     15200
     15201

// List Agile customfields
select * from customfield where customfieldtypekey like 'com.pyxis.greenhopper.jira%';

// Default lexorank field
SELECT propertyvalue FROM propertyentry LEFT JOIN propertynumber ON propertyentry.ID = propertynumber.ID WHERE property_key = 'GreenHopper.LexoRank.Default.customfield.id';