-------------------------- uppsrc/MySql/MySqlSchema.h --------------------------
index de19eae..3316271 100644
@@ -65,16 +65,23 @@
 #endif
 
 #define TIMESTAMP(ts)              SCHEMA("-- " ts "\n\n", NULL)
 
 #define COMMENT(txt)               SCHEMA("-- " #txt "\n", NULL)
 
 #define INNODB                     TABLE_SUFFIX(" type=InnoDB")
 
+#define DUAL_PRIMARY_KEY(k1, k2)   INLINE_ATTRIBUTE("primary key (" #k1 ", " #k2 ")")
+
+#define INDEX_LIST(u, l)           ATTRIBUTE("create index IDXL_@t$" #u " on @t  "\
+                                             "(" l ");",\
+                                             "drop index IDXL_@t$" #u ";")
+
+
 #include <Sql/sch_model.h>
 
 #undef INT
 #undef INT_ARRAY
 #undef INT_
 #undef INT_ARRAY_
 
 #undef INT64
@@ -116,13 +123,17 @@
 #undef SQLDEFAULT
 
 #undef INDEX
 
 #undef UNIQUE
 #undef DUAL_UNIQUE
 #undef UNIQUE_LIST
 
+#undef DUAL_PRIMARY_KEY
+#undef INDEX_LIST
+
 #undef REFERENCES
 
 #undef TIMESTAMP
 #undef COMMENT