From 66ae23265574eb39cbca853d9376140ddea44c4a Mon Sep 17 00:00:00 2001
From: william assaf <6641470+williamadba@users.noreply.github.com>
Date: Thu, 14 Dec 2017 15:31:35 -0600
Subject: [PATCH] added space saved, formatting changes

---
 find duplicate indexes.sql | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/find duplicate indexes.sql b/find duplicate indexes.sql
index 06ae8d9..9ca7a90 100644
--- a/find duplicate indexes.sql	
+++ b/find duplicate indexes.sql	
@@ -1,33 +1,33 @@
 --Find duplicate indexes based on keysets and properties
 
-
 SELECT TableName, IndexName1, IndexName2
+, Idx_counter, Idx_first_counter, Keyset_counter, SizeMb
 ,  [Drop_TSQL] = CASE	WHEN y.Idx_counter > 1 and Idx_first_counter = 1 
 	THEN 'IF EXISTS (SELECT * FROM sys.indexes WHERE object_id = OBJECT_ID(N''' + TableName + ''') AND name = N''' + IndexName1 + ''')
-			DROP INDEX [' + IndexName1 + '] ON ' + TableName + ';' 
+							DROP INDEX [' + IndexName1 + '] ON ' + TableName + ';' 
 	ELSE '' END
-, Idx_counter, Idx_first_counter, Keyset_counter
 FROM (
-	SELECT  TableName, IndexName1, IndexName2
+	SELECT  TableName, IndexName1, IndexName2, SizeMb
 		,	Idx_counter = row_number() OVER (PARTITION BY TableName, IndexDefinition1 order by IndexName1, IndexName2)
 		,	Idx_first_counter = row_number() OVER (PARTITION BY IndexName1 ORDER BY IndexName1, TableName)
 		,	Keyset_counter = dense_rank() OVER ( ORDER BY IndexDefinition1)
 		FROM (
 			SELECT 
 			  TableName = '[' + sc.name + '].[' + o.name + ']'
-			, IndexName1 = i1.name, IndexName2 = i2.name,
-			IndexDefinition1= (select tablename = object_name(ic.object_id), --indexname = i.name, 
+			, IndexName1 = i1.name, IndexName2 = i2.name
+			, IndexDefinition1= (select tablename = object_name(ic.object_id), --indexname = i.name, 
 					columnname = c.name,  is_descending_key = ic.is_descending_key, i.type_desc, is_included_column = ic.is_included_column, is_primary_key = i.is_primary_key, is_unique = i.is_unique, has_filter = i.has_filter, filter_definition  = isnull(filter_definition,'') from sys.index_columns ic
 					inner join sys.indexes i on i.index_id = ic.index_id and i.object_id = ic.object_id 
 					inner join sys.columns c on ic.object_id = c.object_id and ic.column_id = c.column_id 
 					where ic.index_id = i1.index_id and ic.object_id = o.object_id and i.index_id > 1
-					FOR XML AUTO) ,
-			IndexDefinition2= (select tablename = object_name(ic.object_id), --indexname = i.name, 
+					FOR XML AUTO) 
+			, IndexDefinition2= (select tablename = object_name(ic.object_id), --indexname = i.name, 
 					columnname = c.name, is_descending_key = ic.is_descending_key, i.type_desc, is_included_column = ic.is_included_column, is_primary_key = i.is_primary_key, is_unique = i.is_unique, has_filter = i.has_filter, filter_definition  = isnull(filter_definition,'') from sys.index_columns ic
 					inner join sys.indexes i on i.index_id = ic.index_id and i.object_id = ic.object_id 
 					inner join sys.columns c on ic.object_id = c.object_id and ic.column_id = c.column_id 
 					where ic.index_id = i2.index_id and ic.object_id = o.object_id and i.index_id > 1
 					FOR XML AUTO)
+			, SizeMb= (p.in_row_reserved_page_count*8.)/1024.
 			from sys.indexes i1 
 			inner join sys.indexes i2
 			on i1.object_id  = i2.object_id 
@@ -35,6 +35,9 @@ FROM (
 			on i1.object_id = o.object_id
 			inner join sys.schemas sc
 			on sc.schema_id = o.schema_id
+			inner join sys.dm_db_partition_stats p
+			on p.object_id = o.object_id
+			and p.index_id = i1.index_id 
 			WHERE 
 				i1.name <> i2.name
 			and i1.index_id <> i2.index_id