Fix reading from catalog so that information about declarative partitioning is read correctly

(View and SQL generation still need fixes)

pglablib/catalog/PgClass.h

@@ -22,7 +22,9 @@ enum class RelKind {
 	MaterializedView, // m
 	Composite, // c
 	Toast, // t
-	ForeignTable // f
+    ForeignTable, // f
+    PartitionedTable, // p
+    PartitionedIndex // I
 };
 
 void operator<<(RelKind &s, const Pgsql::Value &v);
@@ -47,6 +49,7 @@ public:
 	int minmxid;
 	std::vector<QString> options;
 	QString viewdef;
+    QString partitionBoundaries;
 
 	using PgNamespaceObject::PgNamespaceObject;