SeaQuery is a query builder to help you construct dynamic SQL queries in Rust. You can construct expressions, queries and schema as abstract syntax trees using an ergonomic API. We support MySQL, ...

If you've spent any meaningful time tuning queries on SQL Server, you've seen this pattern. You open a slow-running stored procedure. You scroll past 200 lines of joins. And then, buried in a LEFT ...

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 ...

To include aggregated values in your paginated report, you can use built-in aggregate functions in expressions. The default aggregate function for numeric fields is SUM. You can edit the expression ...

This guide demystifies the power of window functions, going beyond traditional aggregate functions like SUM and AVG. Learn when to use window functions effectively, from calculating percentile ranks ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

A few years ago I blogged about the Table.Profile M function and how you could use it to create a table of descriptive statistics for your data: Since that post was written a new, optional second ...

Yesterday at the Microsoft Ignite conference, we announced that SQL Server 2019 is now in preview and that SQL Server 2019 will include Apache Spark and Hadoop Distributed File System (HDFS) for ...

JSON has stolen some of XML's thunder with features such as human and machine readability, a lightweight, compact text structure and support for many software and hardware platforms. JSON (JavaScript ...