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authorAmit Kapila2020-09-26 04:38:00 +0000
committerAmit Kapila2020-09-26 04:43:51 +0000
commit079d0cacf4fefc326bf776ecc2df5dba995f50de (patch)
tree260e5f6da9408c5df5d654d34c12d9bbe76102fc /src/backend/replication/logical/worker.c
parentdee663f7843902535a15ae366cede8b4089f1144 (diff)
Fix the logical replication from HEAD to lower versions.
Commit 464824323e changed the logical replication protocol to allow the streaming of in-progress transactions and used the new version of protocol irrespective of the server version. Use the appropriate version of the protocol based on the server version. Reported-by: Ashutosh Sharma Author: Dilip Kumar Reviewed-by: Ashutosh Sharma and Amit Kapila Discussion: https://postgr.es/m/CAE9k0P=9OpXcNrcU5Gsvd5MZ8GFpiN833vNHzX6Uc=8+h1ft1Q@mail.gmail.com
Diffstat (limited to 'src/backend/replication/logical/worker.c')
-rw-r--r--src/backend/replication/logical/worker.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/replication/logical/worker.c b/src/backend/replication/logical/worker.c
index d239d28c094..9c6fdeeb56c 100644
--- a/src/backend/replication/logical/worker.c
+++ b/src/backend/replication/logical/worker.c
@@ -3087,7 +3087,9 @@ ApplyWorkerMain(Datum main_arg)
options.logical = true;
options.startpoint = origin_startpos;
options.slotname = myslotname;
- options.proto.logical.proto_version = LOGICALREP_PROTO_VERSION_NUM;
+ options.proto.logical.proto_version =
+ walrcv_server_version(wrconn) >= 140000 ?
+ LOGICALREP_PROTO_STREAM_VERSION_NUM : LOGICALREP_PROTO_VERSION_NUM;
options.proto.logical.publication_names = MySubscription->publications;
options.proto.logical.binary = MySubscription->binary;
options.proto.logical.streaming = MySubscription->stream;