Here is a list of deprecations in Solr:
| Component | Deprecated in version | JIRA | Removal status | Package Status | Package location | Remarks | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jaegertracer module | Deprecated in 9.2 |
| Planned for 10.0 | (N/A, superceded by OTEL module) | ||||||||||
| Analytics module | Deprecated in 9.2 |
| Planned for 10.0 | Not planned |
In Solr 8.x, there have been some notable deprecations in Solr. However, some of them are merely moving elsewhere. Here is the status of some of those efforts:
| SolrClient impls that depend on Apache HttpClient | Deprecate:
| WIP | n/a | Use the SolrClient impls based on Jetty HTTP client | ||||||||||||
| Data Import Handler | Deprecated in 8.6 |
| Removed in 9.0 | Community package released | https://github.com/rohitbemax/dataimporthandler | |||||||||||
| Velocity | Deprecated in 8.4 |
| Removed in 9.0 | Community package released | https://github.com/erikhatcher/solritas | |||||||||||
| CDCR | Deprecated in 8.6 |
| Removed in 9.0 | No efforts for community package underway yet | TBD | |||||||||||
| Storing indexes and backups in HDFS | Deprecated in 8.6 |
| Community package efforts underway | TBD | Some volunteers are already working on this. | |||||||||||
| Autoscaling framework | Removed in:
| Removed in 9.0 | Autoscaling framework has been replaced with a new plugin for replica placement only. Some aspects of the original framework are not replaced at all at this time (but may be in the future). | n/a | ||||||||||||
| Tika / SolrCell | Under discussion:
| No efforts for community package underway yet | TBD | |||||||||||||
| Solr Admin UI |
| (Angular 1) | Not planned | STALLED A new admin UI (which can replace current UI, if needed) is being actively worked on | https://github.com/yasa-org/yasa | |||||||||||||
| Runtime lib plugin loading from blob store |
| NA | NA | Replaced by Package Management System | ||||||||||||
| StatelessScript UpdateProcessor | Did not deprecate | Moved to new "scripting" contrib:
| N/A; staying as a 1st party contrib | TBD | This should be extremely easy to package | |||||||||||
| Metrics History | Deprecated in 8.9 | Removed in
| No efforts for community package are underway | n/a |
| Info |
|---|
| Check out solr.cool for more plugins and other Solr integrations. |
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