---
UID: NF:comadmin.ICatalogCollection.get_DataStoreMajorVersion
title: ICatalogCollection::get_DataStoreMajorVersion (comadmin.h)
description: Retrieves the major version number of the catalog data store.
old-location: cos\icatalogcollection_datastoremajorversion.htm
tech.root: cossdk
ms.assetid: 846f4966-ff58-46b5-a56a-dc14f64fcae7
ms.date: 12/05/2018
ms.keywords: DataStoreMajorVersion property [COM+], DataStoreMajorVersion property [COM+],ICatalogCollection interface, ICatalogCollection interface [COM+],DataStoreMajorVersion property, ICatalogCollection.DataStoreMajorVersion, ICatalogCollection.get_DataStoreMajorVersion, ICatalogCollection::DataStoreMajorVersion, ICatalogCollection::get_DataStoreMajorVersion, _cos_ICatalogCollection_get_DataStoreMajorVersion, comadmin/ICatalogCollection::DataStoreMajorVersion, comadmin/ICatalogCollection::get_DataStoreMajorVersion, cos.icatalogcollection_datastoremajorversion, get_DataStoreMajorVersion
f1_keywords:
- comadmin/ICatalogCollection.DataStoreMajorVersion
dev_langs:
- c++
req.header: comadmin.h
req.include-header: 
req.target-type: Windows
req.target-min-winverclnt: Windows 2000 Professional [desktop apps only]
req.target-min-winversvr: Windows 2000 Server [desktop apps only]
req.kmdf-ver: 
req.umdf-ver: 
req.ddi-compliance: 
req.unicode-ansi: 
req.idl: ComAdmin.Idl
req.max-support: 
req.namespace: 
req.assembly: 
req.type-library: 
req.lib: 
req.dll: 
req.irql: 
topic_type:
- APIRef
- kbSyntax
api_type:
- COM
api_location:
- ComAdmin.h
api_name:
- ICatalogCollection.DataStoreMajorVersion
- ICatalogCollection.get_DataStoreMajorVersion
targetos: Windows
req.typenames: 
req.redist: 
ms.custom: 19H1
---

# ICatalogCollection::get_DataStoreMajorVersion


## -description


Retrieves the major version number of the catalog data store.

This property is read-only.


## -parameters


## -see-also




<a href="https://docs.microsoft.com/windows/desktop/api/comadmin/nn-comadmin-icatalogcollection">ICatalogCollection</a>
 

 

