Azure SQL Database cross-database queries

In Azure SQL Database, you need to use Elastic Queries to run a query that access data from other databases, which is called cross-database queries. You probably have done it in SQL Server on-premises or IaaS, where you access tables from other databases by typing <database name>.<schema name>.<table name>. In this post, I will show … Read moreAzure SQL Database cross-database queries

Checking Queries Performance on Azure SQL Database (DMVs)

In this post, I will share a couple of important queries that I am using to check performance on Azure SQL Database. Show locking information: SELECT  t1.resource_type,  t1.resource_database_id,  t1.resource_associated_entity_id,  t1.request_mode,  t1.request_session_id,  t2.blocking_session_id FROM sys.dm_tran_locks as t1 INNER JOIN sys.dm_os_waiting_tasks as t2 ON t1.lock_owner_address = t2.resource_address; For further details read: Show Top 5 worst performance … Read moreChecking Queries Performance on Azure SQL Database (DMVs)