The error “Column is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause” appears when a query uses ...

If you don’t have a backup of your MS SQL database, then follow the below ways to recover deleted data. Transaction log files record each change made to the ...

Database administrator with 14+ years of hands-on experience in database management and database design. I still remember the morning our CTO walked into our weekly team meeting and dropped the bomb: ...

Do NOT use the obsolete jTDS driver. (Validated with mssql-jdbc 13.4.0 against SQL Server 2025 17.0.4055 -> Exasol 2025.1.11.) See the connection examples at the end of this file. truncation', ...

The primary key column is often set to auto-increment when constructing a SQL Server database. To achieve this, the IDENTITY property is enabled on the primary key column. The starting value and ...

This system stored procedure takes a table name as a parameter and generates a MERGE statement containing all the table data. This is useful if you need to migrate static data between databases, eg.

When two companies merge, a top-to-bottom assessment of settings for Active Directory forests with trusts can eliminate headaches and create a more secure environment In the past, security decisions ...

Auto-increment is a feature in databases that automatically generates a unique number for each new row added to a table. This number is usually used as a primary key to uniquely identify each row in ...

In part 1 of my SQL Server 2022 features series, you learned about the improvements to the cardinality estimator component of query optimization. In this installment, you will learn about another ...