https://dataframe.hr/tags/database-optimization/ Recent content in Database Optimization on DataFrame Hugo en-us Sat, 10 Jun 2023 00:00:00 +0200 https://dataframe.hr/azure-synapse/index-maintenance-in-azure-sql-database/ Sat, 10 Jun 2023 00:00:00 +0200 https://dataframe.hr/azure-synapse/index-maintenance-in-azure-sql-database/ One task that is often overlooked by DBAs is automated index maintenance in Azure SQL Database. On-premises administrators may be used to the simplicity of maintenance plans, but these are not available for Azure SQL DB (for now). Luckily, Ola Hallengren has provided SQL Server Maintenance Solution under an MIT license which includes many valuable scripts related to database administration. Required objects We only need a couple of objects for index maintenance so instead of downloading the whole solution, you can focus on the following: https://dataframe.hr/sql-server/slow-queries-in-the-application/ Thu, 22 Dec 2022 00:00:00 +0200 https://dataframe.hr/sql-server/slow-queries-in-the-application/ Ever wondered why you encounter slow queries in the application, but they work fine from SSMS? I’m sure everyone encounters this issue sooner or later and it has many variations, so I’ll focus on the one I encounter most often. Common scenario You produce a great stored procedure, test it meticulously, it passes QA, ends up on production, and everyone is happy. Then couple of months later the client reports a timeout.