Rework of catalog objects. Several of them are now inheriting from common

base classes that implement common functionality.

pglablib/PgObject.cpp

@@ -1,13 +1,25 @@
 #include "PgObject.h"
 #include "SqlFormattingUtils.h"
 
-PgObject::PgObject(PgDatabaseCatalog& cat)
+PgObject::PgObject(PgDatabaseCatalog& cat, Oid oid, const QString &name)
 	: m_catalog(&cat)
+	, m_oid(oid)
+	, m_name(name)
 {}
 
 PgObject::~PgObject()
 {}
 
+Oid PgObject::oid() const
+{
+	return m_oid;
+}
+
+const QString& PgObject::objectName() const
+{
+	return m_name;
+}
+
 QString PgObject::quotedObjectName() const
 {
 	return quoteIdent(objectName());
@@ -17,3 +29,8 @@ const PgDatabaseCatalog& PgObject::catalog() const
 {
 	return *m_catalog;
 }
+
+void test(PgObject a, PgObject b)
+{
+	a = b;
+}