+ WRITE_NODE_TYPE("EQUIVALENCECLASS");
+
+ WRITE_NODE_FIELD(ec_opfamilies);
+ WRITE_NODE_FIELD(ec_members);
+ WRITE_NODE_FIELD(ec_sources);
+ WRITE_NODE_FIELD(ec_derives);
+ WRITE_BITMAPSET_FIELD(ec_relids);
+ WRITE_BOOL_FIELD(ec_has_const);
+ WRITE_BOOL_FIELD(ec_has_volatile);
+ WRITE_BOOL_FIELD(ec_below_outer_join);
+ WRITE_BOOL_FIELD(ec_broken);
+}
+
+static void
+_outEquivalenceMember(StringInfo str, EquivalenceMember *node)
+{
+ WRITE_NODE_TYPE("EQUIVALENCEMEMBER");
+
+ WRITE_NODE_FIELD(em_expr);
+ WRITE_BITMAPSET_FIELD(em_relids);
+ WRITE_BOOL_FIELD(em_is_const);
+ WRITE_BOOL_FIELD(em_is_child);
+ WRITE_OID_FIELD(em_datatype);
+}
+
+static void
+_outPathKey(StringInfo str, PathKey *node)
+{
+ WRITE_NODE_TYPE("PATHKEY");
+
+ WRITE_NODE_FIELD(pk_eclass);
+ WRITE_OID_FIELD(pk_opfamily);
+ WRITE_INT_FIELD(pk_strategy);
+ WRITE_BOOL_FIELD(pk_nulls_first);