Show sizes

table, index, toast and total size per Table
size of each index

pglablib/catalog/PgIndex.h

@@ -29,6 +29,7 @@ public:
 	QString exprs;
 	QString pred;
 	QString definition;
+    int64_t sizeBytes;
 
 	using PgNamespaceObject::PgNamespaceObject;
 	QString getAm() const;