--- title: "Spatial Data Catalog Views | Microsoft Docs" ms.custom: "" ms.date: "03/06/2017" ms.prod: sql ms.prod_service: "database-engine" ms.reviewer: "" ms.technology: system-objects ms.topic: "language-reference" dev_langs: - "TSQL" ms.assetid: c40bc75a-73f3-4d3f-82e1-4c023dfe958f author: stevestein ms.author: sstein --- # Spatial Data Catalog Views [!INCLUDE[tsql-appliesto-ss2012-xxxx-xxxx-xxx-md](../../includes/tsql-appliesto-ss2012-xxxx-xxxx-xxx-md.md)] This section describes the catalog views that provide information about spatial data. [sys.spatial_index_tessellations (Transact-SQL)](../../relational-databases/system-catalog-views/sys-spatial-index-tessellations-transact-sql.md) Represents the information about the tessellation scheme and parameters of each of the spatial indexes. [sys.spatial_indexes (Transact-SQL)](../../relational-databases/system-catalog-views/sys-spatial-indexes-transact-sql.md) Represents the main index information of the spatial indexes. [sys.spatial_reference_systems (Transact-SQL)](../../relational-databases/system-catalog-views/sys-spatial-reference-systems-transact-sql.md) Lists the supported spatial reference systems (SRIDs).