Here is a list of deprecations in Solr:

ComponentDeprecated in versionJIRARemoval statusPackage StatusPackage locationRemarks
Jaegertracer moduleDeprecated in 9.2

SOLR-16534 - Getting issue details... STATUS

Planned for 10.0

(N/A, superceded by OTEL module)

Analytics moduleDeprecated in 9.2

SOLR-16660 - Getting issue details... STATUS

Planned for 10.0

Not planned

SolrClient impls that depend on Apache HttpClient

Deprecate:

SOLR-15223 - Getting issue details... STATUS

WIP

n/a
Use the SolrClient impls based on Jetty HTTP client
Data Import HandlerDeprecated in 8.6

SOLR-14783 - Getting issue details... STATUS

Removed in 9.0

Community package releasedhttps://github.com/rohitbemax/dataimporthandler
VelocityDeprecated in 8.4

SOLR-14792 - Getting issue details... STATUS

Removed in 9.0

Community package releasedhttps://github.com/erikhatcher/solritas
CDCRDeprecated in 8.6

SOLR-14616 - Getting issue details... STATUS

Removed in 9.0

No efforts for community package underway yetTBD
Storing indexes and backups in HDFSDeprecated in 8.6

SOLR-13989 - Getting issue details... STATUS


Community package efforts underwayTBDSome volunteers are already working on this.
Autoscaling framework

Removed in: SOLR-14656 - Getting issue details... STATUS

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: 

SOLR-13973 - Getting issue details... STATUS


No efforts for community package underway yetTBD
Solr Admin UI (Angular 1)

Not plannedSTALLED A new admin UI (which can replace current UI, if needed) is being actively worked onhttps://github.com/yasa-org/yasa
Runtime lib plugin loading from blob store

SOLR-14654 - Getting issue details... STATUS


NANAReplaced by Package Management System
StatelessScript UpdateProcessor

Did not deprecate

Moved to new "scripting" contrib:

SOLR-14067 - Getting issue details... STATUS


N/A; staying as a 1st party contribTBDThis should be extremely easy to package
Metrics HistoryDeprecated in 8.9

Removed in  SOLR-15416 - Getting issue details... STATUS


No efforts for community package are underwayn/a
Check out solr.cool for more plugins and other Solr integrations.







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1 Comment

  1. We may want to make this page more generic:

    • No 8x & 9x oriented columns; instead "deprecated in" and "removed in"
    • The "package" location might imply it fits in the package framework yet there might not be work to have done so but it's available externally nevertheless.  Granted this is hypothetical as I write this.

    (BTW this comment and comments in general can and should be deleted eventually)