From d51b0872bf9a71d9585ca13bbf1f9463d9c61182 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Wed, 23 Aug 2017 14:59:25 -0400
Subject: [PATCH] Update code comment for temporary replication slots
Reported-by: Alvaro Herrera <alvherre@2ndquadrant.com>
---
src/include/replication/slot.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/include/replication/slot.h b/src/include/replication/slot.h
index 0bf2611fe9c..0c442330b22 100644
--- a/src/include/replication/slot.h
+++ b/src/include/replication/slot.h
@@ -22,9 +22,13 @@
*
* Slots marked as PERSISTENT are crash-safe and will not be dropped when
* released. Slots marked as EPHEMERAL will be dropped when released or after
- * restarts.
+ * restarts. Slots marked TEMPORARY will be dropped at the end of a session
+ * or on error.
*
- * EPHEMERAL slots can be made PERSISTENT by calling ReplicationSlotPersist().
+ * EPHEMERAL is used as a not-quite-ready state when creating persistent
+ * slots. EPHEMERAL slots can be made PERSISTENT by calling
+ * ReplicationSlotPersist(). For a slot that goes away at the end of a
+ * session, TEMPORARY is the appropriate choice.
*/
typedef enum ReplicationSlotPersistency
{
--
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