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update limitations around more like this query 

This updates the limitations section to indicate that the MLT query only works with Elasticsearch
1.6.2+ and 1.7.1+.

Closes elastic/elasticsearch#331

Original commit: elastic/x-pack-elasticsearch@70f2bb484e
This commit is contained in:
jaymode 2015-07-31 10:43:03 -04:00
parent afacb47828
commit 892d9774f5
1 changed files with 8 additions and 4 deletions
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shield/docs/public/limitations.asciidoc
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@ -62,17 +62,21 @@ when computing the aggregation results.
[[limitations-disable-cache]] [[limitations-disable-cache]]
[float] [float]
==== Elasticsearch 1.6+ ==== Elasticsearch 1.6+
Elasticsearch 1.6 removes all of the limitations below with queries and filters, *but* there is the possibility of Elasticsearch 1.6 removes all of the limitations below with queries and filters with the exception of the {ref}/query-dsl-mlt-query.html[More Like This Query].
authorization being bypassed when using a terms filter with the *But* there is the possibility of authorization being bypassed when using a terms filter with the
{ref}/query-dsl-terms-filter.html#_terms_lookup_mechanism[terms lookup mechanism]. The authorization that could be {ref}/query-dsl-terms-filter.html#_terms_lookup_mechanism[terms lookup mechanism]. The authorization that could be
bypassed is for the index containing the terms. In order to ensure that all requests are properly authorized when using bypassed is for the index containing the terms when using Shield 1.2.0 and 1.2.1. If using Shield 1.2.0 or 1.2.1,
Shield 1.2.0 and 1.2.1, add the following setting to your `elasticsearch.yml` file: add the following setting to your `elasticsearch.yml` file to ensure that requests are properly authorized:
[source,yaml] [source,yaml]
-------------------------------------------------- --------------------------------------------------
indices.cache.filter.terms.size: 0 indices.cache.filter.terms.size: 0
-------------------------------------------------- --------------------------------------------------
Shield 1.2.2+ does not require this setting to be specified.
Elasticsearch 1.6.2+ and 1.7.1+ remove the limitations on the {ref}/query-dsl-mlt-query.html[More Like This Query].
[float] [float]
==== Elasticsearch pre-1.6.0 ==== Elasticsearch pre-1.6.0
Certain Elasticsearch requests execute other requests as part of their implementation. Some of these requests do not Certain Elasticsearch requests execute other requests as part of their implementation. Some of these requests do not