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new 25662b4 Clarify initial subscription positioning (#4126)
25662b4 is described below
commit 25662b428e30f06385386e7f840e45fac13e7f4e
Author: Grant Wu <grant...@gmail.com>
AuthorDate: Thu Apr 25 08:14:34 2019 +0300
Clarify initial subscription positioning (#4126)
---
site2/docs/concepts-clients.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/site2/docs/concepts-clients.md b/site2/docs/concepts-clients.md
index 4048708..ec76747 100644
--- a/site2/docs/concepts-clients.md
+++ b/site2/docs/concepts-clients.md
@@ -23,7 +23,7 @@ Whenever the TCP connection breaks, the client will
immediately re-initiate this
## Reader interface
-In Pulsar, the "standard" [consumer
interface](concepts-messaging.md#consumers) involves using consumers to listen
on [topics](reference-terminology.md#topic), process incoming messages, and
finally acknowledge those messages when they've been processed. Whenever a
consumer connects to a topic, it automatically begins reading from the earliest
un-acked message onward because the topic's cursor is automatically managed by
Pulsar.
+In Pulsar, the "standard" [consumer
interface](concepts-messaging.md#consumers) involves using consumers to listen
on [topics](reference-terminology.md#topic), process incoming messages, and
finally acknowledge those messages when they've been processed. Whenever a new
subscription is created, it is initially positioned at the end of the topic (by
default), and consumers associated with that subscription will begin reading
with the first message created afterwards. Whenever a consumer [...]
The **reader interface** for Pulsar enables applications to manually manage
cursors. When you use a reader to connect to a topic---rather than a
consumer---you need to specify *which* message the reader begins reading from
when it connects to a topic. When connecting to a topic, the reader interface
enables you to begin with:
