pg_classes can be loaded now, used in TablesTableModel for overview of tables in database.

pgsql/Pgsql_Value.cpp

@@ -70,6 +70,17 @@ Value::operator bool() const
 	return std::strcmp(m_val, "t") == 0;
 }
 
+Value::operator float() const
+{
+	return std::stof(m_val);
+}
+
+Value::operator double() const
+{
+	return std::stod(m_val);
+}
+
+
 bool Value::isString() const
 {
 	return m_typ == CHAROID