3 files changed, 16 insertions, 16 deletions

diff --git a/src/backend/utils/adt/ruleutils.c b/src/backend/utils/adt/ruleutils.c
index e9bd64b7a88..7469ec773c6 100644
--- a/src/backend/utils/adt/ruleutils.c
+++ b/src/backend/utils/adt/ruleutils.c
@@ -1656,11 +1656,11 @@ pg_get_partkeydef_worker(Oid relid, int prettyFlags,
 	{
 		case PARTITION_STRATEGY_LIST:
 			if (!attrsOnly)
-				appendStringInfo(&buf, "LIST");
+				appendStringInfoString(&buf, "LIST");
 			break;
 		case PARTITION_STRATEGY_RANGE:
 			if (!attrsOnly)
-				appendStringInfo(&buf, "RANGE");
+				appendStringInfoString(&buf, "RANGE");
 			break;
 		default:
 			elog(ERROR, "unexpected partition strategy: %d",
@@ -1668,7 +1668,7 @@ pg_get_partkeydef_worker(Oid relid, int prettyFlags,
 	}
 
 	if (!attrsOnly)
-		appendStringInfo(&buf, " (");
+		appendStringInfoString(&buf, " (");
 	sep = "";
 	for (keyno = 0; keyno < form->partnatts; keyno++)
 	{
@@ -5635,10 +5635,10 @@ get_rule_sortgroupclause(Index ref, List *tlist, bool force_colno,
 								  ||IsA(expr, WindowFunc));
 
 		if (need_paren)
-			appendStringInfoString(context->buf, "(");
+			appendStringInfoChar(context->buf, '(');
 		get_rule_expr(expr, context, true);
 		if (need_paren)
-			appendStringInfoString(context->buf, ")");
+			appendStringInfoChar(context->buf, ')');
 	}
 
 	return expr;
@@ -5665,7 +5665,7 @@ get_rule_groupingset(GroupingSet *gset, List *targetlist,
 		case GROUPING_SET_SIMPLE:
 			{
 				if (!omit_parens || list_length(gset->content) != 1)
-					appendStringInfoString(buf, "(");
+					appendStringInfoChar(buf, '(');
 
 				foreach(l, gset->content)
 				{
@@ -5678,7 +5678,7 @@ get_rule_groupingset(GroupingSet *gset, List *targetlist,
 				}
 
 				if (!omit_parens || list_length(gset->content) != 1)
-					appendStringInfoString(buf, ")");
+					appendStringInfoChar(buf, ')');
 			}
 			return;
 
@@ -5701,7 +5701,7 @@ get_rule_groupingset(GroupingSet *gset, List *targetlist,
 		sep = ", ";
 	}
 
-	appendStringInfoString(buf, ")");
+	appendStringInfoChar(buf, ')');
 }
 
 /*
@@ -8713,7 +8713,7 @@ get_rule_expr(Node *node, deparse_context *context,
 							sep = ", ";
 						}
 
-						appendStringInfoString(buf, ")");
+						appendStringInfoChar(buf, ')');
 						break;
 
 					case PARTITION_STRATEGY_RANGE:
@@ -10941,7 +10941,7 @@ get_range_partbound_string(List *bound_datums)
 		}
 		sep = ", ";
 	}
-	appendStringInfoString(buf, ")");
+	appendStringInfoChar(buf, ')');
 
 	return buf->data;
 }
diff --git a/src/backend/utils/adt/xml.c b/src/backend/utils/adt/xml.c
index 323614c183d..c47624eff68 100644
--- a/src/backend/utils/adt/xml.c
+++ b/src/backend/utils/adt/xml.c
@@ -3458,8 +3458,8 @@ map_sql_type_to_xmlschema_type(Oid typeoid, int typmod)
 			case BPCHAROID:
 			case VARCHAROID:
 			case TEXTOID:
-				appendStringInfo(&result,
-								 "  <xsd:restriction base=\"xsd:string\">\n");
+				appendStringInfoString(&result,
+									   "  <xsd:restriction base=\"xsd:string\">\n");
 				if (typmod != -1)
 					appendStringInfo(&result,
 									 "    <xsd:maxLength value=\"%d\"/>\n",
diff --git a/src/backend/utils/mmgr/freepage.c b/src/backend/utils/mmgr/freepage.c
index 7566a669708..b455484befc 100644
--- a/src/backend/utils/mmgr/freepage.c
+++ b/src/backend/utils/mmgr/freepage.c
@@ -455,7 +455,7 @@ FreePageManagerDump(FreePageManager *fpm)
 	recycle = relptr_access(base, fpm->btree_recycle);
 	if (recycle != NULL)
 	{
-		appendStringInfo(&buf, "btree recycle:");
+		appendStringInfoString(&buf, "btree recycle:");
 		FreePageManagerDumpSpans(fpm, recycle, 1, &buf);
 	}
 
@@ -468,7 +468,7 @@ FreePageManagerDump(FreePageManager *fpm)
 			continue;
 		if (!dumped_any_freelist)
 		{
-			appendStringInfo(&buf, "freelists:\n");
+			appendStringInfoString(&buf, "freelists:\n");
 			dumped_any_freelist = true;
 		}
 		appendStringInfo(&buf, "  %zu:", f + 1);
@@ -1275,7 +1275,7 @@ FreePageManagerDumpBtree(FreePageManager *fpm, FreePageBtree *btp,
 							 btp->u.leaf_key[index].first_page,
 							 btp->u.leaf_key[index].npages);
 	}
-	appendStringInfo(buf, "\n");
+	appendStringInfoChar(buf, '\n');
 
 	if (btp->hdr.magic == FREE_PAGE_INTERNAL_MAGIC)
 	{
@@ -1308,7 +1308,7 @@ FreePageManagerDumpSpans(FreePageManager *fpm, FreePageSpanLeader *span,
 		span = relptr_access(base, span->next);
 	}
 
-	appendStringInfo(buf, "\n");
+	appendStringInfoChar(buf, '\n');
 }
 
 /*