Fix handling of dropped columns in logical replication

The relation attribute map was not initialized for dropped columns,
leading to errors later on.

Author: Petr Jelinek 
Reported-by: Scott Milliken 
Bug: #14769

diff --git a/src/backend/replication/logical/relation.c b/src/backend/replication/logical/relation.c
index 77798574562ebc48eb291c8f7a88a478808a2147..a7ea16d714b02ed1f569d8e67ac37436bd193ac3 100644 (file)
--- a/src/backend/replication/logical/relation.c
+++ b/src/backend/replication/logical/relation.c
@@ -280,7 +280,10 @@ logicalrep_rel_open(LogicalRepRelId remoteid, LOCKMODE lockmode)
            int         attnum;
 
            if (desc->attrs[i]->attisdropped)
+           {
+               entry->attrmap[i] = -1;
                continue;
+           }
 
            attnum = logicalrep_rel_att_by_name(remoterel,
                                                NameStr(desc->attrs[i]->attname));