0001-Remove-unused-atttypmod-column-from-initial-table-sy.patch
text/x-patch
Filename: 0001-Remove-unused-atttypmod-column-from-initial-table-sy.patch
Type: text/x-patch
Part: 0
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Format: format-patch
Series: patch 0001
Subject: Remove unused atttypmod column from initial table synchronization
| File | + | − |
|---|---|---|
| src/backend/replication/logical/tablesync.c | 3 | 4 |
From b2e56eaa9e16246c8158ff2961a6a4b2acbd096b Mon Sep 17 00:00:00 2001
From: Euler Taveira <euler@timbira.com.br>
Date: Fri, 9 Mar 2018 18:39:22 +0000
Subject: [PATCH 1/8] Remove unused atttypmod column from initial table
synchronization
Since commit 7c4f52409a8c7d85ed169bbbc1f6092274d03920, atttypmod was
added but not used. The removal is safe because COPY from publisher
does not need such information.
---
src/backend/replication/logical/tablesync.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/src/backend/replication/logical/tablesync.c b/src/backend/replication/logical/tablesync.c
index 6e420d8..f285813 100644
--- a/src/backend/replication/logical/tablesync.c
+++ b/src/backend/replication/logical/tablesync.c
@@ -660,7 +660,7 @@ fetch_remote_table_info(char *nspname, char *relname,
StringInfoData cmd;
TupleTableSlot *slot;
Oid tableRow[2] = {OIDOID, CHAROID};
- Oid attrRow[4] = {TEXTOID, OIDOID, INT4OID, BOOLOID};
+ Oid attrRow[3] = {TEXTOID, OIDOID, BOOLOID};
bool isnull;
int natt;
@@ -704,7 +704,6 @@ fetch_remote_table_info(char *nspname, char *relname,
appendStringInfo(&cmd,
"SELECT a.attname,"
" a.atttypid,"
- " a.atttypmod,"
" a.attnum = ANY(i.indkey)"
" FROM pg_catalog.pg_attribute a"
" LEFT JOIN pg_catalog.pg_index i"
@@ -714,7 +713,7 @@ fetch_remote_table_info(char *nspname, char *relname,
" AND a.attrelid = %u"
" ORDER BY a.attnum",
lrel->remoteid, lrel->remoteid);
- res = walrcv_exec(wrconn, cmd.data, 4, attrRow);
+ res = walrcv_exec(wrconn, cmd.data, 3, attrRow);
if (res->status != WALRCV_OK_TUPLES)
ereport(ERROR,
@@ -735,7 +734,7 @@ fetch_remote_table_info(char *nspname, char *relname,
Assert(!isnull);
lrel->atttyps[natt] = DatumGetObjectId(slot_getattr(slot, 2, &isnull));
Assert(!isnull);
- if (DatumGetBool(slot_getattr(slot, 4, &isnull)))
+ if (DatumGetBool(slot_getattr(slot, 3, &isnull)))
lrel->attkeys = bms_add_member(lrel->attkeys, natt);
/* Should never happen. */
--
2.7.4