Perform a daily Sql Server Health Check on your Sql Server 2012 version and above - rogersdba/SQL-SERVER-DAILY-HEALTH-CHECK ...

Learn how to fix slow database queries even with optimal indexing. Discover troubleshooting techniques in database development.

Oracle-SQL-Files / AP / AP - Check Query.sql Cannot retrieve latest commit at this time.

Learn what is the syntax for creating a check constraint in SQL and how to use it to validate your data and enforce data integrity rules on your tables.

How to Check for Duplicates Before Inserting Into SQL. When you insert new records into an SQL database, you may run into issues where you accidentally overwrite records that are already present ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

Following on from my last post on checking whether query folding is taking place in a Power BI/Power Query query, I’ve just stumbled on another way of doing this – by looking at metadata. I blogged ...

SQL is a convenient way to manage and query your data, but badly written queries can tie up your database. Here are seven common SQL traps and how to avoid them.

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution ...

Having the same search query leading to different ad groups can be bad news. The data about that query isn’t all in one place, making it harder to see how it is performing.