diff --git a/CalculateTableSize.sql b/CalculateTableSize.sql
new file mode 100644
index 0000000..b8d6aa3
--- /dev/null
+++ b/CalculateTableSize.sql
@@ -0,0 +1,30 @@
+SELECT 
+    t.name AS TableName,
+    --s.name AS SchemaName,
+    p.rows As TotalRows,
+    --SUM(a.total_pages) * 8 AS TotalSpaceKB, 
+    --CAST(ROUND(((SUM(a.total_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS TotalSpaceMB,
+	CAST(ROUND((((SUM(a.total_pages) * 8) / 1024.00) / 1024.0), 3) AS NUMERIC(36, 2)) AS TotalSpaceGB
+    --SUM(a.used_pages) * 8 AS UsedSpaceKB, 
+    --CAST(ROUND(((SUM(a.used_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS UsedSpaceMB,
+    --CAST(ROUND((((SUM(a.used_pages) * 8) / 1024.00) / 1024.0), 3) AS NUMERIC(36, 2)) AS UsedSpaceGB, 
+    --(SUM(a.total_pages) - SUM(a.used_pages)) * 8 AS UnusedSpaceKB,
+    --CAST(ROUND(((SUM(a.total_pages) - SUM(a.used_pages)) * 8) / 1024.00, 2) AS NUMERIC(36, 2)) AS UnusedSpaceMB
+FROM 
+    sys.tables t
+INNER JOIN      
+    sys.indexes i ON t.object_id = i.object_id
+INNER JOIN 
+    sys.partitions p ON i.object_id = p.object_id AND i.index_id = p.index_id
+INNER JOIN 
+    sys.allocation_units a ON p.partition_id = a.container_id
+LEFT OUTER JOIN 
+    sys.schemas s ON t.schema_id = s.schema_id
+WHERE 
+    t.name NOT LIKE 'dt%' 
+    AND t.is_ms_shipped = 0
+    AND i.object_id > 255 
+GROUP BY 
+    t.name, s.name, p.rows
+ORDER BY 
+    TotalSpaceGB DESC, t.name