-- CHECK BLOCKING
SELECT distinct L.request_session_id AS SPID, 
    DB_NAME(L.resource_database_id) AS DatabaseName,
    O.Name AS LockedObjectName, 
    P.object_id AS LockedObjectId, 
    L.resource_type AS LockedResource, 
    L.request_mode AS LockType,
    ST.text AS SqlStatementText,        
    ES.login_name AS LoginName,
    ES.host_name AS HostName,
    TST.is_user_transaction as IsUserTransaction,
    AT.name as TransactionName,
    CN.auth_scheme as AuthenticationMethod
FROM    sys.dm_tran_locks L
    JOIN sys.partitions P ON P.hobt_id = L.resource_associated_entity_id
    JOIN sys.objects O ON O.object_id = P.object_id
    JOIN sys.dm_exec_sessions ES ON ES.session_id = L.request_session_id
    JOIN sys.dm_tran_session_transactions TST ON ES.session_id = TST.session_id
    JOIN sys.dm_tran_active_transactions AT ON TST.transaction_id = AT.transaction_id
    JOIN sys.dm_exec_connections CN ON CN.session_id = ES.session_id
    CROSS APPLY sys.dm_exec_sql_text(CN.most_recent_sql_handle) AS ST
WHERE   resource_database_id = 5 --db_id() AND ES.last_request_start_time < DATEADD(mi,-1,GETDATE())
ORDER BY L.request_session_id

-----------------------
-- TOP CPU COST
SELECT TOP 50 st.text
               ,st.dbid
               ,st.objectid
               ,qs.total_worker_time
               ,qs.last_worker_time
               ,qp.query_plan
			   ,qs.creation_time
FROM sys.dm_exec_query_stats qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) st
CROSS APPLY sys.dm_exec_query_plan(qs.plan_handle) qp
ORDER BY qs.last_worker_time DESC

---------------------
-- CHECK INDEX STATISTICS
SELECT OBJECT_NAME(IX.OBJECT_ID) Table_Name
	   ,IX.name AS Index_Name
	   ,IX.type_desc Index_Type
	   ,SUM(PS.[used_page_count]) * 8 IndexSizeKB
	   ,IXUS.user_seeks AS NumOfSeeks
	   ,IXUS.user_scans AS NumOfScans
	   ,IXUS.user_lookups AS NumOfLookups
	   ,IXUS.user_updates AS NumOfUpdates
	   ,IXUS.last_user_seek AS LastSeek
	   ,IXUS.last_user_scan AS LastScan
	   ,IXUS.last_user_lookup AS LastLookup
	   ,IXUS.last_user_update AS LastUpdate
FROM sys.indexes IX
INNER JOIN sys.dm_db_index_usage_stats IXUS ON IXUS.index_id = IX.index_id AND IXUS.OBJECT_ID = IX.OBJECT_ID
INNER JOIN sys.dm_db_partition_stats PS on PS.object_id=IX.object_id
WHERE OBJECTPROPERTY(IX.OBJECT_ID,'IsUserTable') = 1
GROUP BY OBJECT_NAME(IX.OBJECT_ID) ,IX.name ,IX.type_desc ,IXUS.user_seeks ,IXUS.user_scans ,IXUS.user_lookups,IXUS.user_updates ,IXUS.last_user_seek ,IXUS.last_user_scan ,IXUS.last_user_lookup ,IXUS.last_user_update