Re: logical replication empty transactions - Mailing list pgsql-hackers

From Peter Smith
Subject Re: logical replication empty transactions
Date
Msg-id CAHut+Pv-ULnS9hz5KYOn7i3gLw5R4hdSergOVTrV5_8fu1uw9A@mail.gmail.com
Whole thread Raw
In response to Re: logical replication empty transactions  (Ajin Cherian <itsajin@gmail.com>)
Responses Re: logical replication empty transactions
List pgsql-hackers
I reviewed the v14-0001 patch.

All my previous comments have been addressed.

Apply / build / test was all OK.

------

More review comments:

1. Params names in the function declarations should match the rest of the code.

1a. src/include/replication/logical.h

@@ -26,7 +26,8 @@ typedef LogicalOutputPluginWriterWrite
LogicalOutputPluginWriterPrepareWrite;

 typedef void (*LogicalOutputPluginWriterUpdateProgress) (struct
LogicalDecodingContext *lr,
  XLogRecPtr Ptr,
- TransactionId xid
+ TransactionId xid,
+ bool send_keep_alive

=>
Change "send_keep_alive" --> "send_keepalive"

~~

1b. src/include/replication/output_plugin.h

@@ -243,6 +243,6 @@ typedef struct OutputPluginCallbacks
 /* Functions in replication/logical/logical.c */
 extern void OutputPluginPrepareWrite(struct LogicalDecodingContext
*ctx, bool last_write);
 extern void OutputPluginWrite(struct LogicalDecodingContext *ctx,
bool last_write);
-extern void OutputPluginUpdateProgress(struct LogicalDecodingContext *ctx);
+extern void OutputPluginUpdateProgress(struct LogicalDecodingContext
*ctx, bool send_keep_alive);

=>
Change "send_keep_alive" --> "send_keepalive"

------

2. Comment should be capitalized - src/backend/replication/walsender.c

@@ -170,6 +170,9 @@ static TimestampTz last_reply_timestamp = 0;
 /* Have we sent a heartbeat message asking for reply, since last reply? */
 static bool waiting_for_ping_response = false;

+/* force keep alive when skipping transactions in synchronous
replication mode */
+static bool force_keepalive_syncrep = false;

=>
"force" --> "Force"

------

Otherwise, v14-0001 LGTM.

------
Kind Regards,
Peter Smith.
Fujitsu Australia



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