May 17, 2026, 11:40 PM

inbox/DataBase/SQLServer/performance/perf_analyze_index.sql

@@ -0,0 +1,39 @@
+-- If you need more information, here is a nice SQL script, which I use from time to time:
+DECLARE @TabName varchar(100)
+
+CREATE TABLE #temp (
+   TabName varchar(200), IndexName varchar(200), IndexDescr varchar(200), 
+   IndexKeys varchar(200), IndexSize int
+)
+
+DECLARE cur CURSOR FAST_FORWARD LOCAL FOR
+    SELECT name FROM sysobjects WHERE xtype = 'U'
+
+OPEN cur
+
+FETCH NEXT FROM cur INTO @TabName
+WHILE @@FETCH_STATUS = 0
+    BEGIN
+        INSERT INTO #temp (IndexName, IndexDescr, IndexKeys)
+        EXEC sp_helpindex @TabName
+
+        UPDATE #temp SET TabName = @TabName WHERE TabName IS NULL
+
+        FETCH NEXT FROM cur INTO @TabName
+    END
+
+CLOSE cur
+DEALLOCATE cur
+
+DECLARE @ValueCoef int
+SELECT @ValueCoef = low FROM Master.dbo.spt_values WHERE number = 1 AND type = N'E'
+
+UPDATE #temp SET IndexSize = 
+    ((CAST(sysindexes.used AS bigint) * @ValueCoef)/1024)/1024
+        FROM sysobjects INNER JOIN sysindexes ON sysobjects.id = sysindexes.id
+            INNER JOIN #temp T ON T.TabName = sysobjects.name AND T.IndexName = sysindexes.name
+
+SELECT * FROM #temp
+ORDER BY TabName, IndexName 
+
+DROP TABLE #temp