See this If all nodes storing a shard and its replicas fail, client requests will fail, unless requests are made with the shards.tolerant=true parameter, in which case partial results are retuned from the available shards.
it can be machine, rack, availability zone, and/or data center aware.
Index writes can be configured to fail is there are not sufficient active shard replicas. If you love REST APIs, you'll probably feel more at home with ES from the get-go.The default is quorum, but all or one are also available. I don't actually think it's 'cleaner' or 'easier to use', but just that it is more aligned with web 2.0 developers' mindsets. Elasticsearch's Query DSL syntax is really flexible and it's pretty easy to write complex queries with it, though it does border on being verbose. Having said that, I've never found Solr's query syntax wanting, and I've always been able to easily write a custom Search Component if needed (more on this later). I find Elasticsearch's documentation to be pretty awful.This is always a huge amount of work, and it's good to catch up.This release is again a significant improvement in performance, and is very important to clean up open ends.If you are interested in a product whose link does not work, search for it on the Web, as product pages frequently change and products/companies are frequently sold.
This is a list of resources about XML data binding.This chapter contains these topics: The SQL/XML standard is ISO/IEC 9075–05(E), Information technology – Database languages – SQL – Part 14: XML-Related Specifications (SQL/XML).As part of the SQL standard, it is aligned with SQL:2003.This chapter describes Oracle XML DB options for generating XML from the database.It explains the SQL/XML standard functions and Oracle Database-provided functions and packages for generating XML data from relational content.It doesn't help that some examples in the documentation are written in YAML and others in JSON.