I found this e-mail archive https://lists.apache.org/thread/vk3o0zz1w4grcj2chfqcwg8twg8t08gc that seems to be related to this issue, but I did not found any Jira ticket or any other comment.
Can you give me some advice? Em seg., 4 de jul. de 2022 às 22:24, Kojo <[email protected]> escreveu: > I cannot check equality against null in Solr 9.0. It always raise > exception. IE: > > having( > STREAM > eq(any_valid_field, null)) > > "EXCEPTION": "Unable to check eq(...) because a null value was found" > > Does the statement below changed in Solr 9.0? > > Thanks! > > if Syntax > <https://solr.apache.org/guide/8_4/stream-evaluator-reference.html#if-syntax> > > The expressions below show the various ways in which you can use the if > evaluator. > > if(fieldA,fieldB,fieldC) // if fieldA is true then fieldB else fieldC > if(gt(fieldA,5), fieldA, 5) // if fieldA > 5 then fieldA else 5 > if(eq(fieldB,null), null, div(fieldA,fieldB)) // if fieldB is null then null > else fieldA / fieldB > >
