[2/8] lucene-solr:branch_6_6: SOLR-10504: Add documentation

[jb...@apache.org]

SOLR-10504: Add documentation


Project: http://git-wip-us.apache.org/repos/asf/lucene-solr/repo
Commit: http://git-wip-us.apache.org/repos/asf/lucene-solr/commit/30cd6652
Tree: http://git-wip-us.apache.org/repos/asf/lucene-solr/tree/30cd6652
Diff: http://git-wip-us.apache.org/repos/asf/lucene-solr/diff/30cd6652

Branch: refs/heads/branch_6_6
Commit: 30cd66522004f5c4e4e4f573b23c8c543471bf43
Parents: 3282298
Author: Joel Bernstein <jb...@apache.org>
Authored: Thu Jun 1 15:56:05 2017 -0400
Committer: Joel Bernstein <jb...@apache.org>
Committed: Tue Jun 6 21:41:18 2017 -0400

----------------------------------------------------------------------
 solr/solr-ref-guide/src/stream-sources.adoc | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/lucene-solr/blob/30cd6652/solr/solr-ref-guide/src/stream-sources.adoc
----------------------------------------------------------------------
diff --git a/solr/solr-ref-guide/src/stream-sources.adoc b/solr/solr-ref-guide/src/stream-sources.adoc
index ad91eb3..fcd006c 100644
--- a/solr/solr-ref-guide/src/stream-sources.adoc
+++ b/solr/solr-ref-guide/src/stream-sources.adoc
@@ -113,7 +113,14 @@ jdbc(
 ----
 
 == echo
-//TODO
+
+The `echo` function returns a single Tuple echoing its text parameter. `Echo` is the simplest stream source designed to provide text
+to a text analyzing stream decorator.
+
+[source,text]
+----
+echo("Hello world")
+----
 
 == facet