On the list of indexes of a table show which were created as part of the creation of a constraint

The explicit column is true when the index was manually created
In SQL only a comment is given that the index was implicitly created

pglab/IndexModel.h

@@ -23,6 +23,7 @@ public:
 		ColumnsCol, ///
 		ConditionCol,
         SizeCol,
+        ExplicitIndexCol,
 		colCount };
 
 // oid