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[DOCS] Clarify when changes are replicated in CCR (#83863)

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Removes a table, which some users found confusing (refer to https://github.com/elastic/sdh-elasticsearch/issues/4009). Clarifies language around when changes are replicated from the leader index to the follower index.
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Adam Locke 2022-02-11 16:07:38 -05:00 • committed by GitHub
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18
docs/reference/ccr/index.asciidoc
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@ -216,19 +216,11 @@ To manage how operations are replicated from the leader index, you can
configure settings when configure settings when
<<ccr-getting-started-follower-index,creating the follower index>>. <<ccr-getting-started-follower-index,creating the follower index>>.
The follower index automatically retrieves some updates applied to the leader Changes in the index mapping on the leader index are replicated to the
index, while other updates are retrieved as needed: follower index as soon as possible. This behavior is true for index
settings as well, except for some settings that are local to the leader
[cols="3"] index. For example, changing the number of replicas on the leader index is
|=== not replicated by the follower index, so that setting might not be retrieved.
h| Update type h| Automatic h| As needed
| Alias | {yes-icon} | {no-icon}
| Mapping | {no-icon} | {yes-icon}
| Settings | {no-icon} | {yes-icon}
|===
For example, changing the number of replicas on the leader index is not
replicated by the follower index, so that setting might not be retrieved.
If you apply a non-dynamic settings change to the leader index that is If you apply a non-dynamic settings change to the leader index that is
needed by the follower index, the follower index closes itself, applies the needed by the follower index, the follower index closes itself, applies the