Add missing node support functions

forgotten in 37851a8b83

src/backend/nodes/copyfuncs.c

@@ -4060,6 +4060,16 @@ _copyAlterDatabaseStmt(const AlterDatabaseStmt *from)
 	return newnode;
 }
 
+static AlterDatabaseRefreshCollStmt *
+_copyAlterDatabaseRefreshCollStmt(const AlterDatabaseRefreshCollStmt *from)
+{
+	AlterDatabaseRefreshCollStmt *newnode = makeNode(AlterDatabaseRefreshCollStmt);
+
+	COPY_STRING_FIELD(dbname);
+
+	return newnode;
+}
+
 static AlterDatabaseSetStmt *
 _copyAlterDatabaseSetStmt(const AlterDatabaseSetStmt *from)
 {
@@ -5587,6 +5597,9 @@ copyObjectImpl(const void *from)
 		case T_AlterDatabaseStmt:
 			retval = _copyAlterDatabaseStmt(from);
 			break;
+		case T_AlterDatabaseRefreshCollStmt:
+			retval = _copyAlterDatabaseRefreshCollStmt(from);
+			break;
 		case T_AlterDatabaseSetStmt:
 			retval = _copyAlterDatabaseSetStmt(from);
 			break;

src/backend/nodes/equalfuncs.c

@@ -1735,6 +1735,14 @@ _equalAlterDatabaseStmt(const AlterDatabaseStmt *a, const AlterDatabaseStmt *b)
 	return true;
 }
 
+static bool
+_equalAlterDatabaseRefreshCollStmt(const AlterDatabaseRefreshCollStmt *a, const AlterDatabaseRefreshCollStmt *b)
+{
+	COMPARE_STRING_FIELD(dbname);
+
+	return true;
+}
+
 static bool
 _equalAlterDatabaseSetStmt(const AlterDatabaseSetStmt *a, const AlterDatabaseSetStmt *b)
 {
@@ -3584,6 +3592,9 @@ equal(const void *a, const void *b)
 		case T_AlterDatabaseStmt:
 			retval = _equalAlterDatabaseStmt(a, b);
 			break;
+		case T_AlterDatabaseRefreshCollStmt:
+			retval = _equalAlterDatabaseRefreshCollStmt(a, b);
+			break;
 		case T_AlterDatabaseSetStmt:
 			retval = _equalAlterDatabaseSetStmt(a, b);
 			break;