[SOLR-7387] Unable to use any function other than sum as sorting parameter for newly added solr facet aggregation functions

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.1
• Fix Version/s: 5.2, 6.0
• Component/s: faceting
• Assignee: Yonik Seeley
• Reporter: Vamsi Krishna D
• Created: 14/Apr/15 06:45
• Updated: 09/May/16 18:43
• Resolved: 23/Apr/15 19:39

Description

The error thrown is
"error":{
"msg":"org.apache.solr.search.facet.AvgAgg$1 cannot be cast to org.apache.solr.search.facet.FacetSortableMerger",

and input json request is
responseHeader":{
"status":500,
"QTime":24,
"params":{
"q":":",
"json.facet":"{ categories:{ terms:{ field :something, limit :something, sort :

{ y : desc}

, facet:

{\t y : \"avg(sub(amount,count))\" }

} } }",
"fq":"some thing else",
"rows":"0"}},