Reorganize files in pglablib

The enitities and containers of the catalog now go into catalog subfolder
Models go into model

pglablib/catalog/PgClass.h

@@ -0,0 +1,76 @@
+#ifndef PGCLASS_H
+#define PGCLASS_H
+
+#include "Pgsql_Value.h"
+#include "PgNamespaceObject.h"
+#include "PgOwnedObject.h"
+#include <QString>
+#include <libpq-fe.h>
+
+enum class RelPersistence {
+	Permanent, // p
+	Unlogged, // u
+	Temporary  // t
+};
+
+void operator<<(RelPersistence &s, const Pgsql::Value &v);
+
+enum class RelKind {
+	Table, // r
+	Index, // i
+	Sequence, // S
+	View,  // v
+	MaterializedView, // m
+	Composite, // c
+	Toast, // t
+	ForeignTable // f
+};
+
+void operator<<(RelKind &s, const Pgsql::Value &v);
+
+
+class PgClass: public PgNamespaceObject, public PgOwnedObject {
+public:
+
+//	Oid oid = InvalidOid;
+//	QString name;
+//	Oid relnamespace = InvalidOid;
+//	QString relnamespace_name; // Transient, cached value from relnamespace
+//	bool system_namespace = false; // Transient, cached value from relnamespace
+	Oid type = InvalidOid;
+	Oid oftype = InvalidOid;
+	//Oid owner = InvalidOid;
+	Oid am = InvalidOid;
+	Oid filenode = InvalidOid;
+	Oid tablespace = InvalidOid;
+	int32_t pages_est = 0;
+	float tuples_est = 0.0f;
+	Oid toastrelid = InvalidOid;
+	bool isshared = false;
+	RelPersistence persistence;
+	RelKind kind;
+	bool hasoids = false;
+	bool ispopulated;
+	int frozenxid;
+	int minmxid;
+	QString acl;
+	std::vector<QString> options;
+
+	using PgNamespaceObject::PgNamespaceObject;
+
+//	virtual QString objectName() const override;
+
+//	bool operator==(Oid _oid) const { return oid == _oid; }
+//	bool operator==(const QString &n) const { return objectName() == n; }
+//	bool operator<(Oid _oid) const { return oid < _oid; }
+//	bool operator<(const PgClass &rhs) const { return oid < rhs.oid; }
+
+	QString createSql() const;
+
+private:
+	mutable QString createSqlCache;
+
+	QString createTableSql() const;
+};
+
+#endif // PGCLASS_H