lazy load the database sizes only when needed by the server inspector.

pglab/serverinspector/DatabasesPage.cpp

@@ -5,9 +5,9 @@
 #include "PgLabTableView.h"
 
 
-DatabasesPage::DatabasesPage(QWidget * parent)
+DatabasesPage::DatabasesPage(std::shared_ptr<OpenDatabase> opendatabase, QWidget * parent)
     : QSplitter(Qt::Horizontal, parent)
-    , m_databasesTableView(this)
+    , m_databasesTableView(this, new DatabasesTableModel(opendatabase, this))
 {
     auto tv = m_databasesTableView.tableView();
     tv->setSelectionMode(QAbstractItemView::SingleSelection);