Solr is the popular, blazing fast, open source NoSQL search platform from
the Apache Lucene project. Its major features include powerful full-text
search, hit highlighting, faceted search and analytics, rich document
parsing, geospatial search, extensive REST APIs as well as parallel SQL.
Solr is enterprise grade, secure and highly scalable, providing fault
tolerant distributed search and indexing, and powers the search and
navigation features of many of the world's largest internet sites.
Solr 6.4.2 is available for immediate download at:
Solr 6.4.2 contains 4 bug fixes since the 6.4.1 release:
Serious performance degradation in Solr 6.4 due to the metrics
collection. IndexWriter metrics collection turned off by default, directory
level metrics collection completely removed (until a better design is
Transaction log replay can hit an NullPointerException due to new
NullPointerException in CloudSolrClient when reading stale alias
UnifiedHighlighter and PostingsHighlighter bug in PrefixQuery and
TermRangeQuery for multi-byte text
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